2011/12/02 STP COL - FW: Section 3.7 & 3.8 Actions ...

31
1 PMSTPCOL PEmails From: Wunder, George Sent: Friday, December 02, 2011 9:52 AM To: STPCOL Subject: FW: Section 3.7 & 3.8 Actions - Updated December 1, 2011 Attachments: 3.7 & 3.8 Punch List 120111.pdf; Approach - Site Personnel Dose 120111.pdf From: Price, John E [mailto:[email protected]] Sent: Friday, December 02, 2011 9:08 AM To: Tai, Tom Cc: Thomas, Brian; Chakrabarti, Samir; Chakravorty, Manas; Joseph, Stacy; Wunder, George; Thomas, Steven; Head, Scott; Mookhoek, William; Dujka, David; Hinson, Charles; Eudy, Michael; Bense, Richard Subject: Section 3.7 & 3.8 Actions - Updated December 1, 2011 Tom, The attached document, 3.7 & 3.8 Punch List 120111, provides scope and status for all known actions required for FSAR Sections 3.7 and 3.8. This document will be used on our weekly telephone conference. The next call is scheduled for Wednesday, December 7, 2011. The attachment contains the following: Sheets 1 through 15, dated December 1, 2011, show the status of actions for FSAR Sections 3.7 and 3.8. Sheets 16 through 27, dated October 7, 2011, address Clarification Issues provided by NRC. Only two Punch List Items remain open. Recent and current actions include: RAIs 03.07.01-29 S1, 03.08.04-30 S7, 03.08.04-34 S2, and 03.08.01-11 were issued to NRC on 11/14/2011 or 11/17/2011. RAIs 03.07.01-29 S1 R1, 03.07.01-30, 03.07.02-13 S3, and 03.07.02-13 S4 were issued to NRC on 11/23/2011. Two remaining RAIs, 03.07.02-32 R1 and 03.07.01-29 S2, are scheduled for issue to NRC by 12/21/2011. These two RAIs will close the remaining open Punch List Items (129 and 149). Note that two items are not resolved and further discussion is needed during the phone call: Punch List Item 125 was closed on 09/12/2011 when RAI 03.08.04-37 was issued. This item, related to the Radwaste Building classification, is still under review by the NRC. In response to a question last week by the Staff, attached is a file Approach- Site Personnel

Transcript of 2011/12/02 STP COL - FW: Section 3.7 & 3.8 Actions ...

1

PMSTPCOL PEmails

From: Wunder, GeorgeSent: Friday, December 02, 2011 9:52 AMTo: STPCOLSubject: FW: Section 3.7 & 3.8 Actions - Updated December 1, 2011Attachments: 3.7 & 3.8 Punch List 120111.pdf; Approach - Site Personnel Dose 120111.pdf

From: Price, John E [mailto:[email protected]] Sent: Friday, December 02, 2011 9:08 AM To: Tai, Tom Cc: Thomas, Brian; Chakrabarti, Samir; Chakravorty, Manas; Joseph, Stacy; Wunder, George; Thomas, Steven; Head, Scott; Mookhoek, William; Dujka, David; Hinson, Charles; Eudy, Michael; Bense, Richard Subject: Section 3.7 & 3.8 Actions - Updated December 1, 2011

Tom,

The attached document, 3.7 & 3.8 Punch List 120111, provides scope and status for all known actions required for FSAR Sections 3.7 and 3.8. This document will be used on our weekly telephone conference. The next call is scheduled for Wednesday, December 7, 2011.

The attachment contains the following:

• Sheets 1 through 15, dated December 1, 2011, show the status of actions for FSAR Sections 3.7 and 3.8.

• Sheets 16 through 27, dated October 7, 2011, address Clarification Issues provided by NRC.

Only two Punch List Items remain open. Recent and current actions include:

• RAIs 03.07.01-29 S1, 03.08.04-30 S7, 03.08.04-34 S2, and 03.08.01-11 were issued to NRC on 11/14/2011 or 11/17/2011.

• RAIs 03.07.01-29 S1 R1, 03.07.01-30, 03.07.02-13 S3, and 03.07.02-13 S4 were issued to NRC on 11/23/2011.

• Two remaining RAIs, 03.07.02-32 R1 and 03.07.01-29 S2, are scheduled for issue to NRC by 12/21/2011. These two RAIs will close the remaining open Punch List Items (129 and 149).

Note that two items are not resolved and further discussion is needed during the phone call:

• Punch List Item 125 was closed on 09/12/2011 when RAI 03.08.04-37 was issued. This item, related to the Radwaste Building classification, is still under review by the NRC. In response to a question last week by the Staff, attached is a file Approach- Site Personnel

2

Dose 120111 addressing NINAs recommended approach to resolve this issue. Concurrence with this approach is needed on Wednesday to ensure that the calculation can be performed in a timeframe to support the schedule.

• A potential NRC request to revise the Hurricane parameters in Chapter 2, which could then require further revision to Section 3.8.

NRC has confirmed that a “Final” Audit for COLA Chapters 3.7 and 3.8 will be held the week of January 9, 2012 in the S&L Office in Chicago.

Please do not hesitate to contact me with any questions or clarifications. Regards,

John E. Price

Licensing Engineer - STP Units 3 & 4

972.754.8221 (cell)

Hearing Identifier: SouthTexas34Public_EX Email Number: 3218 Mail Envelope Properties (DAC719623E968245BD52D03696111100906242EF4B) Subject: FW: Section 3.7 & 3.8 Actions - Updated December 1, 2011 Sent Date: 12/2/2011 9:51:45 AM Received Date: 12/2/2011 9:51:47 AM From: Wunder, George Created By: [email protected] Recipients: "STPCOL" <[email protected]> Tracking Status: None Post Office: HQCLSTR02.nrc.gov Files Size Date & Time MESSAGE 2436 12/2/2011 9:51:47 AM 3.7 & 3.8 Punch List 120111.pdf 136640 Approach - Site Personnel Dose 120111.pdf 16990 Options Priority: Standard Return Notification: No Reply Requested: No Sensitivity: Normal Expiration Date: Recipients Received:

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03.0

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m a

s th

e dr

ivin

g fo

rce

in th

e st

abili

ty e

valu

atio

n an

d us

ing

pass

ive

on th

e re

sist

ing

side

for F

OS

Vau

lt, R

SW

Pip

ing

Tunn

el, F

OS

Tu

nnel

Pro

vide

requ

este

d in

form

atio

n in

RA

I res

pons

e

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S411

/23/

11

283.

7-35

8

Con

firm

for F

OS

Vau

lt th

at E

' is

mor

e th

an th

e in

ertia

l for

ce fo

r am

plifi

ed s

ite-s

peci

fic

SS

I ana

lysi

s in

the

stab

ility

eva

luat

ion

Pro

vide

requ

este

d in

form

atio

n in

RA

I res

pons

e

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S411

/23/

11

29P

erfo

rm s

ensi

tivity

ana

lysi

s re

late

d to

Poi

sson

's R

atio

NR

CN

/AN

/AM

ay A

udit

3.7

3013

Cla

rific

atio

n Is

sue

13

For t

he R

adw

aste

Bui

ldin

g, p

rovi

de a

dditi

onal

info

rmat

ion

and/

or ju

stifi

catio

n fo

r the

fo

llow

ing:

1. D

esig

n an

d A

naly

sis

(3H

.3.5

.1 &

2)

2. II

/I A

naly

sis

and

desi

gn (3

H.3

.5.3

)3.

Loa

d C

ombi

natio

n fo

r She

ar (S

teel

) (3H

.3.4

.3.4

.2)

4. U

ltim

ate

soil

bear

ing

capa

city

(3H

.3.4

.2.1

)5.

Tor

nado

Par

amet

ers

(3H

.3.B

& 3

H.3

.4.3

.3.1

)6.

Flo

od D

esig

n (3

H.3

.4.2

.3)

N/A

N/A

May

Aud

it3.

8 - C

. 13.

Pun

ch L

ist 9

2

31R

evie

wed

dur

ing

Mar

ch A

udit

03.0

8.04

-18

3/15

/11

May

Aud

it3.

8 - C

. 13.

2

Pun

ch L

ist 9

2

32R

evie

wed

dur

ing

Mar

ch A

udit

03.0

8.04

-18

R1

S23/

15/1

1

May

Aud

it3.

8 - C

. 13.

4

Pun

ch L

ist 9

2

33

Des

ign

of D

GFO

T in

clud

ing

desi

gn c

onsi

dera

tions

for s

eism

ic w

ave

prop

agat

ion

• D

esig

n in

puts

• S

truct

ural

ana

lysi

s m

odel

• D

esig

n of

wal

ls, f

loor

s, fo

unda

tions

,

an

d ot

her s

truct

ural

com

pone

nts

• S

tabi

lity

eval

uatio

n

Not

Aud

ited

by N

RC

in M

arch

Aud

it

03.0

8.04

-30

S13/

15/1

1M

ay A

udit

3.8

- H.

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

3 of

27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

34

Des

ign

of U

HS

/RS

W P

umph

ouse

Des

ign

inpu

ts •

Stru

ctur

al a

naly

sis

mod

el •

Des

ign

of w

alls

, flo

ors,

foun

datio

ns,

a

nd o

ther

stru

ctur

al c

ompo

nent

s •

Sta

bilit

y ev

alua

tion

Not

Aud

ited

by N

RC

in M

arch

Aud

it

03.0

8.04

-30

S13/

15/1

1M

ay A

udit

3.8

- A.

35

Dur

ing

the

audi

t hel

d on

Oct

ober

18

thro

ugh

22, 2

010,

the

staf

f not

ed th

at th

e ap

plic

ant d

id n

ot in

clud

e fo

unda

tion

bear

ing

pres

sure

cal

cula

tions

for w

ind

and

torn

ado

load

ings

for U

HS

/PH

The

appl

ican

t agr

eed

to in

clud

e th

e be

arin

g pr

essu

re e

valu

atio

ns fo

r win

d an

d to

rnad

o in

its

calc

ulat

ions

(CA

LC-E

OR

A-0

20, “

Dyn

amic

Bea

ring

Cap

acity

Ana

lysi

s fo

r th

e U

HS

Bas

in a

nd R

SW

Pum

p H

ouse

und

er W

ind

and

Torn

ado

Load

ing”

, Rev

isio

n 0)

for t

he U

HS

/PH

acc

ordi

ngly

.

MA

CTE

CR

ob S

mith

CA

LC-E

OR

A-0

20,

Rev

isio

n 0

3/12

/11

May

Aud

it3.

8 - A

.

3614

Cla

rific

atio

n Is

sue

14

For a

ll S

ite-S

peci

fic C

ateg

ory

I Stru

ctur

es, p

rovi

de a

dditi

onal

info

rmat

ion

and/

or

just

ifica

tion

for e

xtre

me

win

d an

d to

rnad

o lo

adin

g (3

H.6

.4.3

.2)

N/A

N/A

May

Aud

it3.

8 - C

. 14.

Pun

ch L

ist 7

4

373.

8-1

RA

I 03.

08.0

1-9

+/- 2

5% o

f the

gap

: How

doe

s th

is c

ompa

re to

long

term

set

tlem

ent v

alue

s? C

larif

y if

25%

mov

emen

t env

elop

es lo

ng te

rm s

ettle

men

t.

The

25%

mov

emen

t env

elop

s th

e ex

pect

ed lo

ng te

rm s

ettle

men

t at t

he R

B/C

B

inte

rface

, bel

ow fl

ood

leve

l

Rev

ise

resp

onse

to R

AI 0

3.04

.02-

6 &

03.

08.0

1-9

to re

quire

the

test

ing

to b

e th

e m

axim

um o

f +/-

25%

or l

ong

term

set

tlem

ent.

03.0

8.01

-9 S

14/

13/1

1M

ay A

udit

3.8

- E.

383.

8-2

For S

ectio

n 3H

.6-7

in R

AI 0

3.08

.04-

17, S

uppl

emen

t 1, p

rovi

de c

larif

icat

ion

for l

ast l

ine

of th

e fir

st p

arag

raph

.

(Cla

rify

that

env

elop

of S

SS

I pre

ssur

e an

d A

SC

E 4

-98

is u

sed.

)

Rev

ise

resp

onse

to R

AI 0

3.08

.04-

17 S

uppl

emen

t 1 to

cla

rify

that

the

enve

lop

is u

sed.

03.0

8.04

-17

S14/

26/1

1M

ay A

udit

3.8

- E.

393.

8-3

11

RA

I 03.

08.0

4-28

Bul

let 4

: Sho

w th

e ba

sis

for r

educ

tions

in th

e dy

nam

ic re

sist

ance

coe

ffici

ents

(Par

t C

of q

uest

ion)

.

Exp

lain

in re

vise

d re

spon

se to

RA

I 03.

08.0

4-28

how

val

ues

wer

e de

term

ined

(fro

m

MA

CTE

C c

alcu

latio

n)

Cla

rific

atio

n Is

sue

11A

pplic

ant i

s re

ques

ted

to p

rovi

de a

com

paris

on b

etw

een

the

stra

in ra

nges

ass

umed

in

the

abov

e re

fere

nce

and

the

stra

in v

alue

s ex

pect

ed b

enea

th th

e fo

unda

tion

of C

at I

build

ings

of U

nits

3&

4.

03.0

8.04

-28

S14/

26/1

1M

ay A

udit

3.8

- E.

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

4 of

27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

403.

8-5

RA

I 03.

08.0

4-32

NR

C to

com

pare

resp

onse

to o

ther

app

lican

t res

pons

es.

N/A

N/A

Per

6/1

/11

Tele

con

413.

8-6

RA

I 03.

08.0

1-7,

Rev

. 2

Rev

iew

resp

onse

- sh

ould

the

pres

sure

load

ing

be b

ased

on

a flo

od h

eigh

t of 8

' vs.

7'

?

The

pres

sure

load

ing

shou

ld b

e ba

sed

on a

hei

ght o

f 8',

but t

his

does

not

cha

nge

the

resu

lt.

Rev

ise

resp

onse

to R

AI 0

3.08

.01-

7 an

d re

late

d re

spon

ses

to c

larif

y th

is.

03.0

8.01

-7 S

14/

13/1

1M

ay A

udit

3.8

- E.

423.

8-7

Doc

ket t

he d

esig

n pa

ram

eter

s ta

ble

(Age

nda

Item

A)

N/A

4/18

/11

May

Aud

it3.

8 - B

. 1.

Pun

ch L

ist 7

5

433.

8-8

4 5

Con

cret

e an

d co

ncre

te to

wat

erpr

oofin

g fri

ctio

n co

effic

ient

of 0

.6 is

bas

ed o

n st

atic

, bu

t soi

l coe

ffici

ent o

f 0.4

7 is

bas

ed o

n dy

nam

ic.

Rev

ise

RA

I 03.

08.0

4-28

or 0

3.08

.04-

19 to

sho

w re

vise

d re

quire

d st

atic

coe

ffici

ent o

f fri

ctio

n of

con

cret

e an

d m

embr

ane

incr

ease

d to

� 0

.75

Cla

rific

atio

n Is

sue

4D

esig

nate

whe

ther

the

frict

ion

coef

ficie

nts

repo

rted

in T

able

3H

.6-1

4 ar

e st

atic

or

dyna

mic

coe

ffici

ent o

f fric

tion

valu

es. (

Rev

ise

resp

onse

to R

AI 3

.7.2

-13

S1)

Cla

rific

atio

n Is

sue

5 (N

o ac

tion

requ

ired)

03.0

8.04

-19

S103

.07.

02-1

3 S2

4/26

/11

May

Aud

it3.

8 - B

. 2.

3.8

- C. 4

.

4416

Cla

rific

atio

n Is

sue

16

Pro

vide

add

ition

al in

form

atio

n an

d/or

just

ifica

tion

for s

peci

fied

min

imum

sta

tic

coef

ficie

nt o

f fric

tion

at th

e va

rious

inte

rface

s, s

peci

fical

ly a

t the

wat

erpr

oofin

g m

embr

ane.

Als

o, th

e re

quire

men

t of i

nten

tiona

lly ro

ughe

ning

the

conc

rete

sur

face

sh

ould

be

incl

uded

in th

e FS

AR

.

Ref

er to

Act

ion

Item

3.8

-29

N/A

May

Aud

it3.

8 - C

. 16.

Pun

ch L

ist 7

7

453.

8-9

S&

L to

eva

luat

e m

etho

d of

reco

ncili

atio

n fo

r soi

l pre

ssur

e fro

m e

quiv

alen

t pre

ssur

e m

etho

d fo

r bea

ring

pres

sure

eva

luat

ion

and

soil

pres

sure

from

fini

te e

lem

ent a

naly

sis.

Form

ally

pro

vide

the

prop

osed

reco

ncili

atio

n m

etho

d in

resp

onse

to R

AI 3

.8.4

-35.

03.0

8.04

-35

4/11

/11

May

Aud

it3.

8 - B

. 3.

463.

8-9

S&

L to

per

form

the

reco

ncili

atio

n ev

alua

tion

Form

ally

pro

vide

the

prop

osed

reco

ncili

atio

n m

etho

d in

resp

onse

to R

AI 3

.8.4

-35.

Ref

er to

Act

ion

Item

3.8

-38

N/A

May

Aud

it3.

8 - B

. 3.

3.8

- C. 1

5.

Pun

ch L

ist 9

3

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

5 of

27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

4715

Cla

rific

atio

n Is

sue

15

Pro

vide

add

ition

al in

form

atio

n an

d/or

just

ifica

tion

for f

ound

atio

n be

arin

g pr

essu

res

reco

ncili

atio

n.

N/A

May

Aud

it3.

8 - B

. 3.

3.8

- C. 1

5.

Pun

ch L

ist 9

3

483.

8-11

Rev

iew

the

win

d lo

adin

g us

ed fo

r des

ign

and

stab

ilty

calc

ulat

ions

for t

he v

ault.

NR

C to

revi

ew th

e ju

stifi

catio

n fo

r the

impo

rtanc

e fa

ctor

for w

ind

pres

sure

cal

cula

tion

prov

ided

in re

spon

se to

RA

I 03.

08.0

4-30

Sup

plem

ent 1

N/A

N/A

May

Aud

it3.

8 - B

. 4.

Pun

ch L

ist 7

4

493.

8-12

Dis

cuss

with

Joh

n P

rice

deliv

ery

of th

e R

evie

wer

's G

uide

to N

RC

N/A

4/8/

11M

ay A

udit

3.8

- E.

5017

Cla

rific

atio

n Is

sue

17

Mis

cella

neou

s Q

uest

ions

from

Aud

it an

d R

evie

wer

s G

uide

N/A

May

Aud

it3.

8 - C

. 17.

Pun

ch L

ist 7

5, 7

8, 7

9,

80 &

81

513.

8-15

DG

FOS

V d

esig

n ca

lcul

atio

n: C

onfir

m th

e to

rnad

o w

ind

load

use

d in

des

ign,

pg.

26

Rev

ise

desi

gn p

aram

eter

s ta

ble

(See

Item

3.8

-7).

N/A

N/A

May

Aud

it3.

8 - E

.

523.

8-16

DG

FOS

V d

esig

n ca

lcul

atio

n: V

erify

acc

eler

atio

n va

lues

on

pg. 1

13 w

ith A

ttach

men

t B

Det

erm

ine

the

late

st re

visi

on o

f the

SS

I cal

cula

tion.

Ref

. 7.1

9 (d

esig

n) v

s 7.

30

(sta

bilit

y).

B is

the

corr

ect r

evis

ion;

refe

renc

e in

sta

bilit

y ca

lcul

atio

n w

ill b

e re

vise

d in

the

calc

ulat

ion.

(PIP

201

1-03

65)

N/A

N/A

May

Aud

it3.

8 - E

.

5310

As

both

, the

SA

SS

I and

the

SA

P m

odel

s, s

houl

d be

bas

ed o

n th

e sa

me

geom

etry

an

d to

tal w

eigh

t and

are

sub

ject

to th

e sa

me

abso

lute

acc

eler

atio

ns, i

t is

not a

ppar

ent

why

an

addi

tiona

l, re

lativ

ely

larg

e am

plifi

catio

n w

ould

be

need

ed in

ver

tical

dire

ctio

n to

obt

ain

com

para

ble

tota

l bas

e se

ism

ic lo

ads.

The

refo

re, t

he a

pplic

ant i

s re

ques

ted

to p

rovi

de a

just

ifica

tion

rega

rdin

g th

e di

ffere

nt b

ehav

ior o

f bot

h st

ruct

ural

mod

els.

03.0

8.04

-30

S25/

17/1

1M

ay A

udit

3.8

- C. 1

0.

543.

8-20

Use

of n

ewer

ver

sion

of A

CI-3

49 &

AS

ME

Sec

tion

III, D

ivis

ion

2 C

odes

, Res

pond

to

RA

I 03.

08.0

4-36

03.0

8.04

-36

4/11

/11

May

Aud

it3.

8 - E

.

553.

8-21

Bea

m s

hear

dis

cuss

ion

Com

mitm

ent t

o in

corp

orat

e N

RC

feed

back

will

be

prov

ided

in a

n R

AI R

espo

nse

03.0

8.04

-34

4/11

/11

May

Aud

it3.

8 - E

.

563.

8-21

Bea

m s

hear

dis

cuss

ion

Cal

cula

tions

will

be

revi

sed

and

FSA

R ta

bles

will

be

upda

ted

as a

Con

firm

ator

y A

ctio

nC

OLA

upd

ates

refle

ctin

g th

e re

sults

of t

he h

ydro

dyna

mic

mas

s ef

fect

on

the

colu

mns

w

ill b

e in

clud

ed in

this

resp

onse

(Pun

ch L

ist N

o. 1

7)

S&

LJa

vad

Mos

lem

ian

03.0

8.04

-34

S1(A

ll bu

t RW

B &

DG

FOSV

)9/

12/1

1

573.

8-22

Atta

ch S

uppl

emen

t to

the

rele

ase

mem

o fo

r SA

FE (r

egar

ding

she

ar)

N/A

N/A

May

Aud

it3.

8 - B

. 6.

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

6 of

27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

58

Aud

it R

epor

t 3.8

K. C

ompu

ter S

oftw

are

Val

idat

ion

and

Ver

ifica

tion,

PC

AC

OLU

MN

, V

ersi

on 4

.10

AC

I 349

-97

used

in S

TP 3

&4

desi

gn is

not

cov

ered

by

this

V&

V, h

owev

er it

was

as

sure

d th

at re

sults

from

PC

AC

olum

n ar

e ev

alua

ted

in th

e ca

lcs

agai

nst t

he s

peci

al

code

requ

irem

ents

in A

CI 3

49-9

7. T

he s

taff

need

s to

revi

ew in

furth

er d

etai

l how

this

as

sura

nce

is im

plem

ente

d. T

his

will

be

incl

uded

in th

e ne

xt a

udit.

N/A

N/A

May

Aud

it3.

8

593.

8-23

Ver

ify th

at 0

.21

g us

ed in

the

basi

c de

sign

of R

SW

Tun

nel e

nvel

opes

the

seis

mic

ac

cele

ratio

ns

Pro

vide

d S

GH

cal

cula

tion

show

ing

whe

re th

e en

velo

ping

acc

eler

atio

ns c

ame

from

N/A

N/A

May

Aud

it3.

8 - B

. 7.

3.8

- C. 1

2.

Pun

ch L

ist 8

2

603.

8-24

RS

W T

unne

l: C

onfir

m th

at s

oil p

ress

ures

con

side

r add

ition

al w

ave

prop

agat

ion

effe

ct

Cal

cula

tion

will

be

revi

sed

N/A

N/A

May

Aud

it3.

8 - B

. 7.

3.8

- C. 1

2.

Pun

ch L

ist 8

2

6112

App

lican

t is

requ

este

d to

exp

lain

the

appa

rent

dis

crep

ancy

with

the

3,00

0 ft/

sec

shee

r w

ave

velo

city

den

oted

in th

e C

OLA

and

a v

alue

of 6

,600

ft/s

ec u

sed

for t

he w

ave

prop

ogat

ion

effe

ct in

the

calc

ulat

ions

calc

ulat

ion.

Cal

cula

tion

will

be

clar

ified

or r

evis

ed

N/A

N/A

May

Aud

it3.

8 - B

. 7.

3.8

- C. 1

2.

Pun

ch L

ist 8

262

Not

Use

dN

/AN

/A

63

Aud

it re

port

3.8

I 8. C

alcu

latio

n no

. U7-

RS

W-S

-CA

LC-D

ES

N-6

001,

Rev

isio

n D

, “B

asic

S

truct

ural

Des

ign

of R

eact

or S

ervi

ce W

ater

(RS

W) T

unne

l”.

The

staf

f not

ed th

at s

ever

al a

reas

of d

esig

n of

the

tunn

el w

ere

not c

ompl

ete

at ti

me

of

the

audi

t, e.

g., g

loba

l tor

nado

mis

sile

impa

ct e

valu

atio

n fo

r the

acc

ess

regi

on o

f the

tu

nnel

, tun

nel w

alls

in th

e co

rner

regi

on, a

cces

s co

vers

, etc

.

N/A

N/A

May

Aud

it3.

8

Pun

ch L

ist 1

02

643.

8-25

Rev

ise

Con

trol B

uild

ing

Ann

ex s

tabi

lity

calc

ulat

ion

to e

limin

ate

stat

emen

t reg

ardi

ng

desi

gn b

eing

app

licab

le to

DC

D S

tand

ard

Pla

nt

Cal

cula

tion

will

be

revi

sed

N/A

N/A

May

Aud

it3.

8 - B

. 8.

6518

Com

men

ts o

n R

espo

nse

to R

AI 0

3.07

.02-

22O

n th

e C

OLA

Mar

kup,

Sec

tion

3H.6

.6.2

.1 U

HS

bas

in, U

HS

Coo

ling

Tow

er E

nclo

sure

, an

d R

SW

Pum

p H

ouse

, pro

vide

an

expl

anat

ion

of th

e pr

essu

re d

istri

butio

n fo

r the

ca

lcul

ated

sei

smic

soi

l pre

ssur

es o

n th

e R

SW

Pum

p H

ouse

Nor

th W

all s

how

n in

Fi

gure

3H

.6-2

19 fr

om 2

D S

SS

I.

N/A

May

Aud

it3.

7 - F

6619

Com

men

ts o

n R

espo

nse

to R

AI 0

3.07

.02-

24, S

uppl

emen

t 1, R

evis

ion

1O

n th

e C

OLA

Mar

kup,

Sec

tion

3H.6

.5.3

Sei

smic

Ana

lysi

s of

RS

W P

ipin

g Tu

nnel

, in

the

4th

bulle

t on

the

follo

win

g pa

ge (P

age

11 o

f 27)

, ple

ase

clar

ify fo

r whi

ch s

oil c

ase

the

crac

ked

conc

rete

and

soi

l sep

arat

ion

anal

ysis

was

per

form

ed. T

his

info

rmat

ion

is

not p

rovi

ded

in th

e C

OLA

mar

kup.

Ref

er to

Act

ion

Item

3.7

-48

N/A

May

Aud

it3.

8

Pun

ch L

ist 9

8

6720

Com

men

ts o

n R

espo

nse

to R

AI 0

3.07

.01-

27, S

uppl

emen

t 1, R

evis

ion

1O

n th

e C

OLA

Mar

kup,

Sec

tion

3H.6

.7 D

iese

l Gen

erat

or F

uel O

il S

tora

ge V

ault

(DG

FOS

V),

prov

ide

furth

er c

larif

icat

ions

why

two

diffe

rent

inpu

t mot

ions

are

de

velo

ped

and

used

in s

epar

ate

SS

I ana

lyse

s of

DG

FOS

V

N/A

May

Aud

it3.

7 - F

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

7 of

27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

6821

Com

men

ts o

n R

espo

nse

to R

AI 0

3.07

.02-

29, S

uppl

emen

t 1

Pos

t Aud

it C

larif

icat

ion

Issu

e #6

sub

mitt

ed a

s pa

rt of

the

resp

onse

to R

AI 0

3.07

.02-

29, S

uppl

emen

t 1.

Bec

ause

the

shap

e of

the

resp

onse

, tra

nsfe

r fun

ctio

ns a

re

stro

ngly

dep

ende

nt o

n th

e a o

val

ue (e

.g. a

s sh

own

in F

ig. 0

3.07

.02-

29 S

1.6

prov

ided

w

ith th

is re

spon

se),

the

appl

ican

t is

requ

este

d to

ext

end

the

resu

lts o

f the

abo

ve te

st

prob

lem

s in

term

s of

the

foun

datio

n re

spon

se tr

ansf

er fu

nctio

ns (i

nclu

ding

bot

h co

mpl

ianc

e an

d sc

atte

ring

func

tions

) cal

cula

ted

usin

g th

e su

btra

ctio

n m

etho

d to

ao

valu

es u

p to

at l

east

8.

Issu

e a

revi

sion

to th

e S

AS

SI R

elea

se M

emo.

S&

LJa

vad

Mos

lem

ian

Upd

ate

Rel

ease

Mem

o6/

30/1

1

6922

DN

FSB

Issu

es R

elat

ed to

the

SA

SS

I Sub

tract

ion

Met

hod

The

Def

ense

Nuc

lear

Fac

ilitie

s S

afet

y B

oard

(DN

FSB

) iss

ued

a le

tter o

n A

pril

8th,

20

11 re

ques

ting

the

Dep

artm

ent o

f Ene

rgy

(DO

E) t

o ad

dres

s te

chni

cal a

nd s

oftw

are

qual

ity a

ssur

ance

issu

es re

late

d to

pot

entia

lly e

rron

eous

sei

smic

ana

lyse

s pe

rform

ed

usin

g th

e S

AS

SI S

ubtra

ctio

n m

etho

d. S

AS

SI s

ubtra

ctio

n m

etho

d ha

s be

en u

sed

for

STP

app

licat

ion

for e

mbe

dded

stru

ctur

es.

As

such

, the

app

lican

t is

requ

este

d to

re

view

thes

e co

ncer

ns a

nd a

sses

s th

e po

tent

ial i

mpa

ct o

n S

TP’s

sei

smic

ana

lysi

s.

Ref

er to

Act

ion

Item

s 3.

7-37

& 3

.7-3

8

N/A

May

Aud

it3.

8

Pun

ch L

ist 7

1 &

72

70

Aud

it R

epor

t 3.8

D2

5. “T

he a

ccel

erat

ions

are

take

n fro

m th

e S

SI a

naly

sis

of th

e va

ult.

A re

fere

nce

is g

iven

in th

e re

port

from

whe

re th

e ac

cele

ratio

ns w

ere

take

n. A

s th

is in

form

atio

n w

as n

ot v

erifi

ed d

urin

g th

e au

dit,

the

staf

f pla

ns to

ver

ify th

e so

urce

an

d th

e ac

cele

ratio

n va

lues

dur

ing

the

next

aud

it.”

N/A

N/A

May

Aud

it3.

8

713.

7-37

22P

rovi

de in

an

RA

I res

pons

e a

plan

to re

solv

e th

e is

sues

rela

ted

to s

ubtra

ctio

n m

etho

d in

SA

SS

I, as

des

crib

ed in

the

DO

E le

tter.

(Cla

rific

atio

n Is

sue

22)

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

6/20

/11

723.

7-38

22S

ubse

quen

t to

Act

ion

Item

3.7

-37,

revi

se th

e re

sults

pre

sent

ed in

CO

LA a

s ne

cess

ary.

(Cla

rific

atio

n Is

sue

22)

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S1 D

raft

9/1/

11

733.

7-39

Rev

ise

RW

B s

tabi

lity

calc

ulat

ion

cons

ider

ing

ampl

ified

mot

ion

at g

roun

d su

rface

and

re

vise

CO

LA a

s ne

cess

ary.

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S37/

28/1

1

743.

8-26

14

Rev

ise

the

resp

onse

for I

mpo

rtanc

e Fa

ctor

use

d fo

r win

d lo

adin

g (R

AI 0

3.08

.04-

30

S1)

to s

tate

that

our

pos

ition

is d

evia

ting

from

SR

P 3

.3 g

uida

nce

base

d on

the

just

ifica

tion

prov

ided

in th

e R

AI r

espo

nse.

Als

o re

vise

the

Impo

rtanc

e Fa

ctor

from

1.

15 to

1.0

. (C

larif

icat

ion

Issu

e 14

)

S&

LP

. K. A

graw

al03

.08.

04-3

0 S3

6/20

/11

753.

8-27

13.6

17.6

Upd

ate

the

desi

gn p

aram

eter

s ta

ble

with

dam

ping

val

ues

for R

adw

aste

Bui

ldin

g D

esig

n, a

nd in

clud

e th

e ta

ble

in S

ectio

n 3.

8 of

CO

LA. (

Cla

rific

atio

n Is

sues

13.

6 an

d 17

.6)

S&

LP

. K. A

graw

al03

.08.

04-3

0 S3

6/20

/11

763.

8-28

Exa

min

e am

plifi

ed in

put m

otio

n us

ed fo

r Ser

vice

Bui

ldin

g st

abili

ty e

valu

atio

n.

Ref

er to

Act

ion

Item

3.8

-27

S&

LJa

vad

Mos

lem

ian

N/A

May

Aud

it3.

8

Pun

ch L

ist 7

5

773.

8-29

16C

larif

y re

spon

se to

RA

I 03.

08.0

4-19

to s

tate

that

the

stat

ic c

oeffi

cien

t of f

rictio

n at

the

inte

rface

of m

udm

at a

nd s

oil w

ill n

ot e

xcee

d 0.

75. A

lso

incl

ude

the

requ

irem

ent f

or

rou g

heni

ng th

e co

ncre

te s

urfa

ces

in th

e C

OLA

. (C

larif

icat

ion

Issu

e 16

)

S&

LP

. K. A

graw

al03

.08.

04-1

9 S2

6/20

/11

783.

8-30

17.3

Pro

vide

mor

e le

gibl

e Fi

gure

s 3H

.6-1

38 a

nd 1

39 in

CO

LA. (

Cla

rific

atio

n Is

sue

17.3

)S

&L

P. K

. Agr

awal

03.0

8.04

-30

S36/

20/1

1

793.

8-31

17.4

Add

in th

e FS

AR

that

the

Larg

e E

quip

men

t Acc

ess

Bui

ldin

g (L

EA

B) f

ound

atio

n w

ill b

e de

sign

ed s

uch

that

the

surc

harg

e on

the

DG

FOS

V lo

cate

d di

rect

ly e

ast o

f the

LE

AB

w

ill b

e ne

glig

ible

. (C

larif

icat

ion

Issu

e 17

.4)

S&

LP

. K. A

graw

al03

.07.

01-2

7 S4

7/11

/11

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

8 of

27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

803.

8-32

17.1

The

CO

LA w

ill b

e re

vise

d to

refe

r to

Figu

res

3H.6

-212

thro

ugh

3H.6

-217

for R

SW

P

ipin

g Tu

nnel

des

ign.

(Cla

rific

atio

n Is

sue

17.1

)S

&L

Java

d M

osle

mia

n03

.07.

01-2

7 S4

7/11

/11

813.

8-33

17.5

Cla

rify

title

for F

igur

e 3H

.6-1

37 to

spe

cify

that

it is

app

licab

le to

Cat

egor

y I s

ite-s

peci

fic

stru

ctur

es (C

larif

icat

ion

Issu

e 17

.5)

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S37/

28/1

1

823.

8-34

12

Rev

ise

the

wav

e pr

opag

atio

n ca

lcul

atio

ns fo

r the

tunn

els

usin

g th

e fo

llow

ing:

1)

an

appa

rent

wav

e ve

loci

ty o

f 300

0 ft/

s2)

max

imum

gro

und

velo

city

bas

ed o

n si

te-s

peci

fic S

SE

max

imum

gro

und

acce

lera

tion

of 0

.13g

3)

a tr

iang

ular

pre

ssur

e di

strib

utio

n lim

ited

by th

e m

axim

um p

assi

ve p

ress

ure

Rev

ise

CO

LA to

refle

ct th

ese

chan

ges

also

.(C

larif

icat

ion

Issu

e 12

, AI 3

.8-2

3 an

d 3.

8-24

)

S&

LJa

vad

Mos

lem

ian

03.0

8.04

-30

S57/

15/1

1

833.

8-35

3 8P

rovi

de in

CO

LA th

e di

scus

sion

of s

tabi

lity

eval

uatio

n fo

r eac

h st

ruct

ure

incl

udin

g a

disc

ussi

on o

f the

inpu

t mot

ion.

(C

larif

icat

ion

Issu

es 3

and

8)

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S411

/23/

11

843.

8-36

Ver

ify e

quiv

alen

t sta

tic lo

adin

g fo

r RS

W P

ipin

g Tu

nnel

and

Fue

l Oil

Tunn

el e

xcee

d th

at fr

om S

SI

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S411

/23/

11

853.

7-40

Pro

vide

resp

onse

to q

uest

ions

on

late

ral p

ress

ure

diag

ram

s

Ref

er to

Act

ion

Item

s 3.

7-42

& 3

.7-4

4

S&

LJa

vad

Mos

lem

ian

N/A

N/A

May

Aud

it3.

7

Pun

ch L

ist 8

7 &

89

863.

7-41

Dis

cuss

the

effe

cts

of g

roun

dwat

er c

hang

e on

UH

S re

spon

ses

Ref

er to

Act

ion

Item

3.7

-46

S&

LJa

vad

Mos

lem

ian

N/A

N/A

May

Aud

it3.

7

Pun

ch L

ist 9

1

873.

7-42

Rev

ise

Figu

re 3

H.6

-219

to re

mov

e 2D

'Alo

ne' s

oil p

ress

ure

prof

ile. A

lso

revi

se th

e fig

ure

to p

rovi

de s

eism

ic p

ress

ure

prof

ile u

sed

for d

esig

n in

lieu

of s

tatic

+ d

ynam

ic.

Als

o ch

eck

othe

r fig

ures

for t

he s

ame

issu

es.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-27

S47/

11/1

1

883.

7-43

Add

the

fact

or o

f saf

ety

for f

loat

atio

n in

Tab

le 3

H.6

-14

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S37/

28/1

1

893.

7-44

Ver

ify th

at S

GH

's v

alid

atio

n fo

r SA

SS

I inc

lude

d ve

rific

atio

n fo

r soi

l pre

ssur

es a

nd

prov

ide

valid

atio

n fo

r NR

C re

view

S&

LJa

vad

Mos

lem

ian

N/A

May

Aud

it3.

7

903.

7-45

Turb

ine

Bui

ldin

g S

eism

ic C

alcu

latio

n, F

luor

cal

cula

tion

num

ber U

3-TB

-S-C

ALC

-DE

SN

-21

00 R

ev B

, sho

uld

be re

vise

d fo

r the

follo

win

g:1)

Ass

umpt

ion

1 on

she

et 9

of 2

88 s

houl

d be

cla

rifie

d to

cle

arly

des

crib

e ho

w m

ass

and

stiff

ness

es w

ere

deriv

ed fr

om d

iffer

ent T

urbi

ne B

uild

ing

mod

els

2) O

n sh

eet 8

of 2

88, c

orre

ct R

efer

ence

3 d

ocum

ent n

umbe

r fro

m U

3-TB

-S-C

ALC

-D

ES

N-2

001

to U

7-TB

-S-C

ALC

-DE

SN

-200

13)

Rev

ise

Sec

tion

5.15

to c

lear

ly d

escr

ibe

how

the

seis

mic

dem

and

was

det

erm

ined

. Fo

r exa

mpl

e, c

larif

y th

e st

atem

ent i

n th

e la

st p

arag

raph

of s

heet

250

"afte

r run

ning

th

e R

SA

sta

tic a

naly

sis

is th

en ru

n w

ith th

e R

SA

resu

lts to

det

erm

ine

the

base

she

ar".

Als

o de

scrib

e ho

w th

e R

ISA

anl

aysi

s w

as d

one

in 3

dire

ctio

ns a

nd h

ow th

e 3

dire

ctio

nal r

espo

nses

wer

e co

mbi

ned.

TAN

EJi

m F

isic

aro

03.0

7.02

-13

S37/

28/1

1

913.

7-46

For g

roun

dwat

er re

solu

tion,

in a

dditi

on to

the

RA

I res

pons

e pr

ovid

ed, p

erfo

rm th

e fo

llow

ing:

1) U

se 2

8 ft

grou

ndw

ater

leve

l in

the

anal

ysis

bei

ng p

erfo

rmed

for D

OE

lette

r (A

I 3.7

-37

)2)

Rev

ise

the

CO

LA m

arku

p pr

ovid

ed in

the

prev

ious

RA

I res

pons

e 03

.07.

01-2

7 S

33)

Rev

ise

the

SS

I cal

cula

tions

to a

dd a

cla

rific

atio

n fo

r gro

undw

ater

leve

l

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S1 D

raft

9/1/

11

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

9 of

27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

923.

8-37

For R

adw

aste

Bui

ldin

g, re

vise

the

CO

LA fo

r the

follo

win

g:--

Add

cla

rific

atio

n in

Sec

tion

3H.3

.5.1

, 2 a

nd 3

for s

eism

ic a

naly

sis

mod

els

(stic

k m

odel

for s

tabi

lity,

FE

M m

odel

for d

esig

n an

d II/

I) [C

larif

icat

ion

Issu

e 13

.1]

-- D

elet

e ve

rtica

l acc

eler

atio

ns fr

om T

able

3H

.3-1

[Cla

rific

atio

n Is

sue

13.1

]--

Rev

ise

Sec

tion

3H.3

.4.3

.4.2

to in

clud

e N

690

prov

isio

n fo

r she

ar a

llow

able

[C

larif

icat

ion

Issu

e 13

.3]

-- R

evis

e S

ectio

n 3H

.3.4

.2.1

to s

tate

that

bea

ring

pres

sure

cap

acity

is d

eter

min

ed

usin

g m

etho

dolo

gy d

escr

ibed

in C

OLA

Sec

tion

2.5S

.4 [C

larif

icat

ion

Issu

e 13

.4]

S&

LJa

vad

Mos

lem

ian

03.0

8.04

-18

S37/

28/1

1

933.

8-38

Rev

ise

resp

onse

to R

AI 0

3.08

.04-

35 to

exp

lain

des

ign

in li

eu o

f fur

ther

ana

lysi

s fo

r eq

uiva

lent

bea

ring

pres

sure

.S

&L

Java

d M

osle

mia

n03

.08.

04-3

5 R

16/

30/1

1

943.

8-39

Pro

vide

que

stio

ns o

n Tu

rbin

e B

uild

ing

and

Ser

vice

Bui

ldin

g st

abili

ty c

alcu

latio

ns b

y ab

out 1

0 a.

m. o

n 5/

26

Ref

er to

Act

ion

Item

3.7

-45

NR

CC

hakr

abar

tiN

/AN

/A

May

Aud

it3.

8

Pun

ch L

ist 9

0

953.

8-40

Dis

cuss

add

ition

al in

form

atio

n to

be

incl

uded

in C

OLA

for I

I/I e

valu

atio

ns o

f non

-se

ism

ic C

ate g

ory

I stru

ctur

es w

ith O

GC

NR

CTo

m T

aiN

/AN

/A7/

22/1

1

963.

8-41

Rev

ise

UH

S d

esig

n ca

lcul

atio

n to

use

N69

0-19

94 S

uppl

emen

t 2S

&L

Java

d M

osle

mia

n

U7-

UH

S-S-

CA

LC-D

ESN

-60

02U

7-YA

RD

-S-C

ALC

-DES

N-

6001

6/30

/11

973.

7-47

For S

ervi

ce B

uild

ing

stab

ility

cal

cula

tion

(U3-

SB

-S-C

ALC

-DE

SN

-210

0 R

ev. B

), ex

pand

Sec

tion

5.14

to fu

lly d

escr

ibe

how

the

seis

mic

ana

lysi

s w

as p

erfo

rmed

and

sp

ecifi

cally

add

ress

the

follo

win

g:1)

How

the

stic

k m

odel

mas

s an

d st

iffne

ss w

ere

calc

ulat

ed o

r pro

vide

a c

opy

of R

ef.

No.

23,

U3-

SB

-CA

LC-D

ES

N-2

001

Rev

. 0, "

Cal

cula

tion

of S

ervi

ce B

uild

ing

Mas

s an

d S

tiffn

ess

Mod

el" f

or re

view

.2)

RS

A d

etai

ls:

- 1.

mod

al c

ombi

natio

n m

etho

d -

2. c

ombi

natio

n of

3 d

irect

iona

l res

pons

esA

ttach

men

t 01

shee

ts 4

and

5 -

1. W

hat a

re m

odes

5 a

nd 6

with

freq

uenc

y >

3.0x

108

Hz?

Writ

e C

ondi

tion

Rep

ort t

o do

cum

ent r

espo

nse

and

track

cal

cula

tion

revi

sion

. See

A

ctio

n Ite

m 3

.8-4

0.

TAN

EJi

m F

isic

aro

03.0

7.02

-13

S37/

28/1

1

983.

7-48

Cla

rify

CO

LA S

ectio

n 3H

.6.5

.3 to

spe

cify

that

UB

Bac

kfill

soi

l cas

e w

as u

sed

for

crac

ked

and

sepa

rate

d ca

ses

(Cla

rific

atio

n Is

sue

19)

S&

LJa

vad

Mos

lem

ian

03.0

8.04

-30

S36/

20/1

1

993.

7-49

Rev

ise

calc

ulat

ion

U7-

UH

S-C

-CA

LC-D

ES

N-6

007

to d

elet

e Ta

ble

3 (R

efer

ence

Mar

ch

2011

aud

it re

port)

S&

LJa

vad

Mos

lem

ian

U7-

UH

S-C

-CA

LC-D

ESN

-60

079/

1/11

100

Not

Use

dN

/AN

/A

101

3.8-

42

Rev

ise

the

Con

trol B

uild

ing

Ann

ex s

tabi

lity

eval

uatio

n to

use

AS

CE

7-0

5 in

stea

d of

A

SC

E 7

-88.

Che

ck fo

r tw

o ca

ses,

(1) w

ith li

ve lo

ad fo

r bot

h th

e st

abili

zing

forc

e an

d th

e dr

ivin

g fo

rce

and

(2) w

ith n

o liv

e lo

ad fo

r eith

er th

e st

abili

zing

forc

e or

the

driv

ing

forc

e

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S37/

28/1

1

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

10 o

f 27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

102

3.8-

43

Aud

it R

epor

t Sec

tion

3.8

I 8. C

alcu

latio

n no

. U7-

RS

W-S

-CA

LC-D

ES

N-6

001,

Rev

isio

n D

, “B

asic

Stru

ctur

al D

esig

n of

Rea

ctor

Ser

vice

Wat

er (R

SW

) Tun

nel”.

The

staf

f not

ed th

at s

ever

al a

reas

of d

esig

n of

the

tunn

el w

ere

not c

ompl

ete

at ti

me

of

the

audi

t, e.

g., g

loba

l tor

nado

mis

sile

impa

ct e

valu

atio

n fo

r the

acc

ess

regi

on o

f the

tu

nnel

, tun

nel w

alls

in th

e co

rner

regi

on, a

cces

s co

vers

, etc

.

Incl

ude

the

clos

ure

in th

e M

ay a

udit

repo

rt

NR

CC

hakr

abar

tiN

/AN

/A

103

Eva

luat

e D

NFS

B Is

sues

Rel

ated

to th

e S

AS

SI S

ubtra

ctio

n M

etho

d w

ith th

e m

odel

us

ed to

per

form

sen

sitiv

ity a

naly

sis

rela

ted

to P

oiss

on's

Rat

io (P

unch

Lis

t Ite

m 2

9)N

RC

N/A

N/A

Dis

cuss

ed a

t S

epte

mbe

r Aud

it

104

Pro

vide

legi

ble

prin

ts o

f Tab

le 3

H.8

-1 c

onta

ined

in th

e Ju

ne 1

6 re

spon

se in

Let

ter U

7-C

-NIN

A-N

RC

-110

081

S&

LP

. K. A

graw

alN

/A6/

29/1

1

105

Pro

vide

a p

lan

for p

rovi

ding

info

rmat

ion

that

will

allo

w th

e S

taff

to m

ake

a de

term

inat

ion

that

II/I

for t

he A

FIP

H is

ade

quat

ely

addr

esse

d in

the

FSA

RW

ill b

e ad

dres

sed

unde

r RA

I 03.

07.0

2-32

(Pun

ch L

ist I

tem

109

)

S&

LP

. K. A

graw

alN

/A7/

22/1

1

106

Pro

vide

app

lican

t with

an

upda

te o

n w

hat a

ctio

ns, i

f any

, are

requ

ired

as a

resu

lt of

hu

rric

ane

win

d lo

ad c

onsi

dera

tion

in C

hapt

ers

2 an

d 3

- no

actio

n re

quire

d by

NIN

AN

RC

Cha

krab

arti

N/A

N/A

7/27

/201

1

107

23

Sta

ff ha

s a

conc

ern

that

AC

I 349

-97

App

endi

x B

Ste

el E

mbe

dmen

ts, r

efer

ence

d in

R

espo

nse

to R

AI 0

3.08

.04-

33 (p

age

3 of

7),

is n

ot e

ndor

sed

by N

RC

.

App

lican

t will

pro

vide

cla

rific

atio

n.

Cla

rific

atio

n Is

sue

#23

S&

LP

. K. A

graw

al03

.08.

04-3

3 S1

7/28

/11

108

Sta

ff re

ques

ts a

dditi

onal

des

crip

tion

of fo

unda

tions

in F

SA

R 3

.8.5

. A

pplic

ant w

ill p

rovi

de a

brie

f des

crip

tion

of th

e fo

unda

tions

, fou

ndat

ion

anal

ysis

, and

di

ffere

ntia

l set

tlem

ent d

eter

min

atio

n, in

clud

ing

cons

ider

atio

n of

con

stru

ctio

n se

quen

ce.

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S37/

28/1

1

109

Dev

elop

a re

spon

se a

nd IT

AA

C to

add

ress

II/I

issu

es a

ssoc

ited

with

3.7

.2.8

in

resp

onse

to a

n up

com

ing

RA

I

Ref

er to

Pun

ch L

ist I

tem

95

S&

LP

. K. A

graw

al03

.07.

02-3

29/

1/11

110

From

the

July

12,

201

1 su

bmitt

al in

NIN

A le

tter 1

1009

9 (R

AI 0

3.08

.04-

30):

(a) T

able

3H

.6-6

, “R

esul

ts o

f RS

W P

ipin

g Tu

nnel

Des

ign”

, dis

cuss

the

smal

l di

ffere

nces

bet

wee

n R

equi

red

vs. P

rovi

ded

Rei

nfor

cem

ent (

0.7

vers

us 0

.79

or 0

.97

vers

us 1

.00)

or n

on-e

xist

ent (

1.56

for b

oth)

.(b

) Che

ck s

ee if

Not

e 3

in T

able

3H

.6-6

is c

lear

as

writ

ten.

(c) D

eter

min

e if

ther

e is

a s

ketc

h de

finin

g th

e re

info

rcin

g zo

nes

in th

e R

SW

PT

(d) I

n Fi

gure

3H

.6-2

47, i

s th

e pa

ssiv

e pr

essu

re s

how

n ap

plic

able

to th

e en

tire

RS

WP

T de

sign

?

S&

LJa

vad

Mos

lem

ian

03.0

8.04

-30

S6(A

ll bu

t RW

B &

DG

FOSV

)9/

12/1

1

111

Pro

vide

the

requ

ired

mat

eria

l for

ver

ifica

tion

of th

e re

spon

se to

Pun

ch L

ist I

tem

18

S&

LJa

vad

Mos

lem

ian

N/A

8/12

/11

112

3.7-

50Id

entif

y R

AI r

espo

nses

that

just

ify e

xcee

danc

es s

een

in s

oil p

ress

ure

plot

sS

&L

Java

d M

osle

mia

n03

.07.

01-2

9 S1

, R1

11/2

3/11

`

113

3.7-

51Id

entif

y R

AI r

espo

nse

that

dis

cuss

es s

eism

ic g

ap jo

int m

ater

ial

S&

LJa

vad

Mos

lem

ian

N/A

8/16

/11

114

3.7-

5222

In R

AI r

espo

nse,

pro

vide

exp

lana

tion

of "m

odifi

ed s

ubtra

ctio

n m

odel

" -- s

tate

th

at a

ll su

rface

nod

es a

re in

clud

edS

&L

Java

d M

osle

mia

n03

.07.

01-2

9 S1

Dra

ft9/

1/11

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

11 o

f 27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

115

3.7-

5322

In R

AI r

espo

nse,

whe

n de

scrib

ing

soil

case

s fo

r Sec

tion

6 S

SS

I ana

lysi

s, ju

stify

co

nsid

erin

g on

ly U

B B

ackf

ill a

nd L

B In

-situ

soi

l cas

esS

&L

Java

d M

osle

mia

n03

.07.

01-2

9 S1

Dra

ft9/

1/11

116

3.7-

5422

In R

AI r

espo

nse,

pro

vide

reas

onin

g as

to w

hy fo

r the

sec

tion

east

of S

ectio

n 7

whe

re n

o S

SS

I ana

lysi

s is

per

form

ed, t

he D

GFO

SV

is a

dequ

ate.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S1 D

raft

9/1/

11

117

3.7-

5522

In R

AI r

espo

nses

, whe

re "e

ngin

eerin

g ju

dgem

ent"

is u

sed,

pro

vide

sup

porti

ng

tech

nica

l jus

tific

atio

nS

&L

Java

d M

osle

mia

n03

.07.

01-2

9 S1

Dra

ft9/

1/11

118

22P

rovi

de re

sults

for P

unch

Lis

t Ite

ms

72, 1

14, 1

15, 1

17, 1

23, a

nd 1

24 (R

efer

to R

AI

03.0

7.01

-29

S1

Dra

ft )S

&L

Java

d M

osle

mia

n03

.07.

01-2

9 S1

11/1

4/11

`

119

3.8-

21B

eam

she

ar d

iscu

ssio

nC

alcu

latio

ns w

ill b

e re

vise

d an

d FS

AR

tabl

es w

ill b

e up

date

d as

a C

onfir

mat

ory

Act

ion

Follo

w u

p to

Pun

ch L

ist I

tem

56

S&

LJa

vad

Mos

lem

ian

03.0

8.04

-34

S2(R

WB

& D

GFO

SV)

11/1

4/11

`

120

3.7-

578

Follo

w u

p to

Pun

ch L

ist I

tem

s 27

, 28,

83

& 8

4 re

late

d to

sta

bilit

y ev

alua

tions

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S411

/23/

11

121

22P

rovi

de re

sults

for P

unch

Lis

t Ite

ms

91 &

116

rela

ted

to g

roun

dwat

er e

leva

tion

and

DO

E le

tter r

esol

utio

nIn

clud

e re

sults

in C

OLA

Mar

k-up

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S111

/14/

11`

122

22P

rovi

de S

SI s

oil p

ress

ures

for t

he R

SW

Tun

nel

S&

LJa

vad

Mos

lem

ian

03.0

8.04

-30

S6(A

ll bu

t RW

B &

DG

FOSV

)9/

12/1

1

123

22S

how

why

soi

l pre

ssur

es o

btai

ned

from

MS

M S

SI a

naly

sis

for t

he U

HS

/RS

W

Pum

phou

se a

nd D

GFO

SV

are

con

serv

ativ

ely

boun

ded

by th

e ac

tual

des

ign

pres

sure

s.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S1 D

raft

9/1/

11

124

22

Dur

ing

the

Sou

th T

exas

Pro

ject

, Uni

ts 3

&4,

Aud

it of

FS

AR

Sec

tion

3.7,

RA

I 03.

07.0

1-29

, SA

SS

I Iss

ues

Rai

sed

by th

e D

NFS

B L

ette

r to

DO

E, N

INA

pre

sent

ed T

able

6.2

Com

paris

on o

f Dire

ct a

nd M

odifi

ed S

ubtra

ctio

n M

etho

d B

eam

For

ces

in th

e Y

-D

irect

ion.

NIN

A is

requ

este

d to

cla

rify

Tabl

e 6.

2.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S1 D

raft

9/1/

11

125

24D

escr

ibe

whe

re in

the

FSA

R th

e ba

sis

for t

he C

assi

ficat

ion

IIb fo

r the

RW

B is

ju

stifi

ed.

S&

LP

. K. A

graw

al03

.08.

04-3

79/

12/1

1Is

sues

rem

ain

unde

r di

scus

sion

bet

wee

n N

INA

and

NR

C

126

Des

crib

e th

e R

adw

aste

Tun

nel i

n th

e FS

AR

in s

uffic

ient

det

ail f

or S

taff

to c

oncl

ude

its

pote

ntia

l effe

ct o

n ad

jace

nt s

truct

ures

or d

escr

ibe

whe

re th

e in

form

atio

n m

ay b

e fo

und

in e

xist

ing

docu

men

tatio

n

S&

LP

. K. A

graw

alA

udit

Dis

cuss

ion

N/A

Was

dis

cuss

ed

durin

g au

dit;

no

rela

ted

RA

I.

127

25Is

sues

iden

tifie

d by

NR

C th

at n

eed

furth

er c

onsi

dera

tion

to re

solv

e D

OE

SA

SS

I is

sues

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-30

11/2

3/11

`

128

Cor

rect

a ty

po in

FS

AR

Tab

le 3

.2-1

on

Pag

e 3.

2-5

unde

r Com

pone

nt P

8, b

y re

visi

ng

the

pare

nthe

tical

text

from

U16

to U

20.

S&

LP

. K. A

graw

al09

.02.

05-1

R1

9/15

/11

129

Pro

vide

cla

rific

atio

n re

gard

ing

how

the

desi

gn o

f non

-Cat

egor

y I s

truct

ures

is b

ased

on

IBC

-200

6 re

sult

in "t

he m

argi

n of

saf

ety

of th

e st

ruct

ure

is e

quiv

alen

t to

that

of t

he

Cat

egor

y I s

truct

ures

" for

II/I.

Res

pons

e to

RA

I 03.

07.2

-32

(eR

AI 5

919)

on

the

acce

ptan

ce c

riter

ia o

f ITA

AC

Tab

les

3.0-

21 to

3.0

-25

for t

he tu

rbin

e bu

ildin

g, s

ervi

ce b

uild

ing,

radw

aste

bui

ldin

g, c

ontro

l bu

ildin

g an

nex,

and

the

stac

k on

the

reac

tor b

uild

ing

roof

, res

pect

ivel

y.

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-32

R1

12/2

1/11

Dra

ft re

visi

on fo

r IT

AA

C w

as d

iscu

ssed

w

ith N

RC

. NR

C

prov

ided

feed

back

on

11/0

2.

130

Dis

cuss

Con

tain

men

t IS

I in

FSA

RS

&L

R. W

. Hoo

ks03

.08.

01-1

111

/17/

11

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

12 o

f 27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

131

3.7-

58R

AI 0

3.08

.04-

30 S

5, c

larif

y w

hy th

e w

ave

prop

agat

ion

for D

GFO

ST

is b

ased

on

site

-sp

ecifi

c S

SE

. D

esig

n pa

ram

eter

s ta

ble

will

be

upda

ted

per A

ctio

n Ite

m 3

.7-5

8.S

&L

Java

d M

osle

mia

n03

.08.

04-3

0 S7

11/1

4/11

`

132

RA

I 03.

08.0

4-30

S6

The

note

d 11

% m

argi

n fo

r RS

W p

ipin

g tu

nnel

s is

not

app

licab

le to

she

ar, p

leas

e pr

ovid

e ju

stifi

catio

nFo

r RS

W p

ipin

g tu

nnel

s it

is s

tate

d th

at p

assi

ve p

ress

ure

cont

rols

the

desi

gn, p

leas

e cl

arify

.

S&

LJa

vad

Mos

lem

ian

Aud

it D

iscu

ssio

nN

/AW

as d

iscu

ssed

du

ring

audi

t; no

re

late

d R

AI.

133

RA

I 03.

08.0

4-34

S1,

Fig

ure

3H.7

-10a

refe

renc

ed in

the

resp

onse

doe

s no

t exi

st.

S&

LJa

vad

Mos

lem

ian

Aud

it D

iscu

ssio

nN

/AW

as d

iscu

ssed

du

ring

audi

t; no

re

late

d R

AI.

134

3.7-

58

CO

LA R

ev. 6

, Fi

gure

s 3H

.7-3

1 an

d 3H

.7-3

2 ar

e no

t leg

ible

. Tab

le 3

H.9

-1, t

he T

able

hea

ding

is

note

d as

Tab

le 3

H.8

-1. C

OLA

Rev

6 fi

gure

s 3H

.7-3

1 an

d 32

will

be

repl

aced

.D

esig

n pa

ram

eter

s ta

ble

will

be

upda

ted

per A

ctio

n Ite

m 3

.7-5

8.

S&

LJa

vad

Mos

lem

ian

03.0

8.04

-30

S711

/14/

11`

135

RA

I 03.

08.0

4-18

S3,

cla

rify

why

all

acce

lera

tions

for t

he R

WB

wer

e de

lete

d.S

&L

Java

d M

osle

mia

nA

udit

Dis

cuss

ion

N/A

Was

dis

cuss

ed

durin

g au

dit;

no

rela

ted

RA

I.

136

3.7-

563.

7-57

Cla

rify

if th

ere

is a

ny S

SI a

naly

sis

for S

ervi

ce B

uild

ing

(RA

I 03.

07.0

2-13

Sup

plem

ent

3) a

nd a

lso

clar

ify re

spon

se fo

r Tur

bine

Bui

ldin

g an

d S

ervi

ce B

uild

ing

In re

spon

se to

RA

I 03.

07.0

2-13

S4

desc

ribe

in th

e FS

AR

the

sour

ce fo

r E' a

nd E

s an

d di

scus

s th

e co

mpa

rison

of E

' and

Es

vers

us w

hat i

s ob

tain

ed fr

om S

SI o

r SS

SI

and

add

a st

atem

ent t

hat t

he c

oncl

usio

ns a

re c

onse

rvat

ive

S&

LJa

vad

Mos

lem

ian

03.0

7.02

-13

S3 R

111

/23/

11

137

3.7-

59Fo

r sta

bilit

y ev

alua

tions

add

ress

all

exce

edan

ces

base

d on

am

plifi

ed m

otio

nS

&L

Java

d M

osle

mia

n03

.07.

01-2

9 S1

, R1

11/2

3/11

`

138

3.7-

60Fo

r RS

W P

ipin

g Tu

nnel

, sca

ling

of s

pect

ra fo

r all

dam

ping

s sh

ould

be

calc

ulat

ed a

t sa

me

frequ

ency

inte

rval

s us

ed fo

r UH

S b

ased

on

the

ratio

of n

ew a

mpl

ified

mot

ion

over

the

old

ampl

ified

mot

ion

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S1, R

111

/23/

11`

139

3.7-

61A

lso

addr

ess

ampl

ified

mot

ion

for F

uel O

il S

tora

ge V

ault

adja

cent

to U

ltim

ate

Hea

t S

ink

for U

B s

oil c

ase

usin

g M

SM

met

hod

for b

oth

full

and

empt

y ba

sin

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S1, R

111

/23/

11`

140

3.7-

62In

clud

e flo

w c

hart

for D

OE

issu

e in

the

resp

onse

to R

AI 0

3.07

.01-

29 S

1S

&L

Java

d M

osle

mia

n03

.07.

01-2

9 S1

11/1

4/11

`

141

3.7-

63In

RA

I res

pons

e 03

.07.

01-3

0, a

lso

disc

uss

the

pres

sure

exe

rted

by th

e co

mpr

essi

ble

mat

eria

l on

the

Pum

p H

ouse

wal

l and

als

o w

hy n

o ad

ditio

nal S

SS

I sec

tion

is n

eede

d fo

r the

Fue

l Oil

Sto

rage

Vau

lt ad

jace

nt to

the

RS

W T

unne

l

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S1, R

111

/23/

11`

142

3.7-

64W

hen

addr

essi

ng a

mpl

ified

mot

ion,

cle

arly

des

crib

e w

hy C

ontro

l Bui

ldin

g A

nnex

is

not a

ffect

ed b

y D

OE

issu

eS

&L

Java

d M

osle

mia

n03

.07.

01-2

9 S1

, R1

11/2

3/11

`

143

1. D

emon

stra

te th

at th

e am

plifi

ed s

eism

ic in

put (

i.e.,

ampl

ified

inpu

t spe

ctra

due

to

pres

ence

of t

he n

earb

y he

avy

stru

ctur

es),

if ge

nera

ted

by u

sing

the

Sub

tract

ion

Met

hod

(SM

) for

DG

FOT,

RS

WP

T, D

GFO

SV

, and

any

oth

er s

truct

ures

as

appl

icab

le

wou

ld b

e co

nser

vativ

e as

com

pare

d to

thos

e ob

tain

ed u

sing

the

Mod

ified

Sub

tract

ion

Met

hod

(MS

M) o

r the

Dire

ct M

etho

d (D

M).

Alte

rnat

ivel

y, th

e ap

plic

ant m

ay u

se

ampl

ified

spe

ctra

der

ived

from

the

use

of M

SM

or t

he D

M.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-30

11/2

3/11

`

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

13 o

f 27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

144

2. W

hile

SS

I soi

l pre

ssur

es o

btai

ned

usin

g bo

th th

e S

M a

nd th

e M

SM

wer

e in

gen

eral

co

mpa

rabl

e (S

ee F

igur

e 4.

13 o

f Jul

y 27

& 2

8 au

dit p

rese

ntat

ion,

SA

SS

I Iss

ues

Rai

sed

by th

e D

NFS

B L

ette

r to

DO

E),

the

resu

lts, p

rese

nted

at J

uly

27, a

udit,

did

not

fu

lly d

emon

stra

te a

ccep

tabi

lity

of th

e so

il pr

essu

re d

istri

butio

n ob

tain

ed fr

om e

ither

th

e M

SM

or S

M in

com

paris

on to

resu

lts o

btai

ned

from

the

DM

. STP

’s p

roje

ct s

peci

fic

conf

irmat

ion

of th

e M

SM

met

hod

(usi

ng C

B S

SI a

naly

sis)

or t

he S

SS

I ana

lysi

s pe

rform

ed fo

r one

mod

el (c

onsi

stin

g of

RW

B, R

SW

Tun

nel,

and

RB

) did

not

incl

ude

any

com

paris

on o

f the

tran

sfer

func

tions

of t

he s

oil p

ress

ure

para

met

er a

t the

in

tera

ctio

n no

des

at th

e ex

terio

r wal

ls a

nd th

e in

tera

ctin

g ad

jace

nt b

uild

ing

wal

ls. T

he

appl

ican

t is

requ

este

d to

furth

er d

emon

stra

te th

at th

e so

il pr

essu

re d

istri

butio

n ob

tain

ed fr

om th

e S

M o

r MS

M m

etho

d is

acc

epta

ble

and

is c

onse

rvat

ive

for u

se in

se

ism

ic d

esig

n.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-30

11/2

3/11

`

145

3. F

or S

SS

I ana

lysi

s (fo

r soi

l pre

ssur

e de

term

inat

ion

cons

ider

ing

inte

ract

ion

of

adja

cent

bui

ldin

g), o

nly

one

mod

el (c

onsi

stin

g of

RW

B, R

SW

Tun

nel,

and

RB

) was

ev

alua

ted

usin

g th

e D

M, S

M, a

nd M

SM

. STP

has

com

plet

ed th

e an

alys

is o

nly

for t

he

low

er b

ound

soi

l cas

e (U

B c

ase

usin

g ba

ckfil

l will

als

o be

per

form

ed).

Pre

limin

ary

resu

lts in

dica

te th

at a

bsol

ute

soil

pres

sure

pro

file

obta

ined

from

SM

and

MS

M in

so

me

inst

ance

s (p

artic

ular

ly fo

r ext

erio

r wal

ls) d

id n

ot c

ompa

re w

ell w

ith th

ose

obta

ined

from

the

DM

. How

ever

, max

imum

tota

l wal

l for

ce (o

btai

ned

from

the

TH

anal

ysis

) due

to s

oil p

ress

ure

in g

ener

al is

with

in 5

% fo

r all

thre

e m

etho

ds (T

able

5.1

of

Jul

y 27

& 2

8 au

dit p

rese

ntat

ion,

SA

SS

I Iss

ues

Rai

sed

by th

e D

NFS

B L

ette

r to

DO

E).

Bas

ed o

n th

is a

naly

sis,

STP

pre

limin

arily

con

clud

ed th

at th

e to

tal s

oil p

ress

ure

on th

e em

bedd

ed w

all o

btai

ned

from

SM

is a

ccep

tabl

e. H

owev

er, t

he a

pplic

ant i

s re

ques

ted

to fu

rther

cla

rify

the

entri

es (i

nclu

ding

how

they

wer

e co

mpu

ted)

as

pres

ente

d in

Tab

le 5

.1 p

rovi

ded

by S

TP a

t Jul

y 27

Aud

it.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-30

11/2

3/11

`

146

4. T

he a

pplic

ant i

s re

ques

ted

to re

asse

ss th

e se

ism

ic d

eman

d fo

r sta

bilit

y ev

alua

tion

of a

ny a

pplic

able

Cat

egor

y I a

nd II

/I st

ruct

ures

in li

ght o

f the

DN

FSB

issu

e an

d co

nfirm

acc

epta

bilit

y of

the

fact

ors

of s

afet

y ag

ains

t sta

bilit

y du

ring

an S

SE

.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-30

11/2

3/11

`

147

5. T

he a

pplic

ant i

s re

ques

ted

to re

view

all

the

Pun

ch L

ist I

tem

s an

d an

y ap

plic

able

R

AI r

espo

nses

to d

eter

min

e if

any

of th

e re

spon

ses

prev

ious

ly p

rovi

ded

shou

ld b

e re

vise

d as

a re

sult

of th

e as

sess

men

t per

form

ed fo

r add

ress

ing

DN

FSB

issu

es.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-30

11/2

3/11

`

6. T

he is

sue

of z

ero

SS

SI p

ress

ure

on p

ortio

ns o

f the

RS

WP

H N

orth

wal

l (Fi

gure

3H

.6-2

19, l

ette

r U7-

C-N

INA

-NR

C-1

1009

6) w

as fu

rther

dis

cuss

ed w

ith S

TP a

t Jul

y 27

, 20

11 m

eetin

g. It

was

indi

cate

d th

at th

ere

is a

gap

at t

hese

loca

tions

bet

wee

n th

e R

SW

PT

sout

h w

all a

nd th

e R

SW

PH

nor

th w

all f

illed

by

the

com

pres

sibl

e m

ater

ial.

How

ever

, for

bet

ter c

larit

y an

d un

ders

tand

ing

of th

e an

alys

is m

odel

, STP

is re

ques

ted

to p

rovi

de a

n en

gine

erin

g sk

etch

sho

win

g ty

pica

l sec

tions

bet

wee

n th

e R

SW

PT

and

RS

WP

H in

clud

ing

the

tunn

el e

ntrie

s to

the

RS

WP

H.

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

14 o

f 27

Dec

embe

r 1, 2

011

NIN

A A

ctio

nN

RC

Act

ion

Act

ion

Clo

sed

Clo

sed

afte

r Pho

ne

Cal

l

Punc

hLi

stIte

mA

I No.

Cl I

Act

ion

Item

Des

crip

tion

Res

pons

ible

Eng

inee

rR

AI

Lette

r to

NR

CN

RC

Rev

iew

Punc

h Li

st fo

r Sou

th T

exas

Pro

ject

Uni

ts 3

& 4

Sect

ions

3.7

& 3

.8

In a

dditi

on it

was

not

ed th

at S

ectio

n 7

of F

igur

e 1

(see

sei

smic

soi

l pre

ssur

e ha

ndou

t of

Jul

y 27

& 2

8, 2

011

mee

ting)

was

cut

thro

ugh

RS

WP

H n

orth

wal

l, in

ter s

pace

be

twee

n th

e tu

nnel

ent

ries

to th

e R

SW

PH

nor

th w

all,

RS

W tu

nnel

cro

ss s

ectio

n, a

nd

othe

r bui

ldin

gs. H

owev

er F

igur

e 3H

.6-2

11 (s

ee le

tter U

7-C

-NIN

A-N

RC

-110

042

- 2D

S

SS

I mod

el o

f RS

WP

H, R

SW

PT,

DG

FOS

Vs,

and

RB

) ind

icat

es th

at th

e ac

tual

SS

SI

mod

el s

ectio

n ha

s be

en c

ut th

roug

h th

e tu

nnel

ent

ries

to th

e R

SW

PH

inst

ead

of th

e in

ter s

pace

bet

wee

n th

e tu

nnel

ent

ries

as d

epic

ted

in S

ectio

n 7.

Whi

le th

e S

SS

I m

odel

ana

lyze

d ap

pear

s to

be

cons

iste

nt w

ith th

e so

il pr

essu

re s

how

n in

Fig

ure

3H.6

-21

9, th

e re

sulti

ng S

SS

I pre

ssur

e m

ay n

ot c

onse

rvat

ivel

y re

pres

ent t

he in

tera

ctio

n pr

essu

re th

at c

ould

dev

elop

on

the

RS

WP

H N

orth

wal

l and

RS

WP

T so

uth

wal

l th

roug

h in

tera

ctio

n of

soi

l in

the

spac

e en

clos

ed b

y th

e tu

nnel

ent

ries,

RS

WP

H N

orth

w

all,

and

RS

WP

T so

uth

wal

l. Th

e ap

plic

ant i

s re

ques

ted

to a

ddre

ss th

is is

sue

and

dem

onst

rate

that

SS

SI i

nter

actio

n pr

essu

re u

sed

for d

esig

n is

stil

l con

serv

ativ

e.

149

26

4. A

ccep

tanc

e of

sec

tion

cut f

orce

s ob

tain

ed fr

om S

AS

SI s

oil s

truct

ure

inte

ract

ion

(SS

I) an

alys

is fo

r stru

ctur

al d

esig

n (R

SW

pip

ing

tunn

el, d

iese

l gen

erat

or fu

el o

il tu

nnel

, die

sel g

ener

ator

fuel

oil

stor

age

vaul

t, an

d U

HS

/RS

W p

ump

hous

e).

5. R

efin

emen

t of S

SI m

odel

s to

ext

ract

sec

tion

cut f

orce

s fo

r stru

ctur

al e

valu

atio

n an

d de

sign

.

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-29

S212

/21/

11`

148

S&

LJa

vad

Mos

lem

ian

03.0

7.01

-30

11/2

3/11

`

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

15 o

f 27

Oct

ober

7, 2

011

Inco

nsis

tenc

ies

wer

e no

ted

amon

g va

rious

Sec

tions

of t

he F

SA

R c

once

rnin

g th

e sp

ecifi

ed d

esig

n gr

ound

wat

er le

vel a

nd th

e gr

ound

wat

er le

vel u

sed

in th

e se

ism

ic a

naly

sis

for C

ateg

ory

I stru

ctur

es.

For e

xam

ple

in F

SA

R S

ectio

n 2.

4S.1

2.5,

it is

sta

ted

that

“In

sum

mar

y, b

ased

on

mea

sure

d gr

ound

wat

er le

vels

in

obse

rvat

ion

wel

ls a

nd m

odel

ed p

ost-c

onst

ruct

ion

grou

ndw

ater

leve

ls, t

he m

axim

um p

ost-c

onst

ruct

ion

grou

ndw

ater

ele

vatio

n at

the

STP

Uni

ts 3

and

4 s

ite is

es

timat

ed to

be

28 ft

MS

L, a

s re

flect

ed in

Tab

le 2

.0-2

. Th

e no

min

al fi

nish

ed p

lant

gra

de in

the

pow

er b

lock

are

a is

app

roxi

mat

ely

34 ft

MS

L, s

ix fe

et h

ighe

r th

an th

e si

te c

hara

cter

istic

max

imum

gro

undw

ater

leve

l.” A

ppen

dix

3H.6

.4.2

.2, D

esig

n G

roun

d W

ater

Lev

el, a

lso

spec

ified

gro

und

wat

er le

vel a

t 28

MS

L es

tabl

ishi

n g th

e de

pth

of w

ater

tabl

e at

six

feet

belo

w th

e gr

ade.

H

owev

er, i

n S

ectio

n 3A

.15,

Site

Con

ditio

ns, i

t is

stat

ed th

at “

Bas

ed o

n th

e si

te g

roun

dwat

er c

ondi

tions

des

crib

ed in

FS

AR

Sub

sect

ion

2.4S

.12,

the

grou

ndw

ater

ele

vatio

n of

app

roxi

mat

ely

eigh

t fee

t be

low

gra

de w

as u

sed

in th

e an

alys

is to

det

erm

ine

the

soil

prop

ertie

s.”

It is

als

o no

ted

that

SS

I mod

el fo

r th

e se

ism

ic a

naly

sis

of C

ateg

ory

I stru

ctur

es c

onsi

dere

d th

e gr

ound

wat

er ta

ble

to b

e ap

prox

imat

ely

at e

ight

feet

bel

ow th

e gr

ade

elev

atio

n. A

s su

ch, t

he

appl

ican

t is

requ

este

d to

add

ress

thes

e in

cons

iste

ncie

s am

ong

vario

us s

ectio

ns o

f the

FS

AR

and

the

seis

mic

ana

lysi

s m

odel

and

revi

se th

e ap

plic

able

FS

AR

se

ctio

ns o

n gr

ound

wat

er le

vel a

nd s

truct

ural

des

ign

crite

ria.

The

appl

ican

t is

spec

ifica

lly re

ques

ted

to d

emon

stra

te th

at th

e FI

RS

, GM

RS

, and

the

resu

lts o

f se

ism

ic a

naly

sis

of th

e C

ateg

ory

I stru

ctur

es in

clud

ing

the

resu

lts o

f sta

bilit

y ca

lcul

atio

ns a

s cu

rren

tly e

stab

lishe

d in

the

CO

LA a

re n

ot a

dver

sely

affe

cted

and

in

clud

e th

is ju

stifi

catio

n in

the

appl

icab

le F

SA

R s

ectio

ns.

Rev

iew

of r

espo

nses

to R

AI 0

3.07

.01-

27, S

uppl

emen

ts 1

, Rev

isio

n 1

indi

cate

s th

at tw

o 2D

SS

SI m

odel

s (E

ast-W

est a

nd N

orth

-Sou

th S

ectio

ns) a

re a

naly

zed

to e

valu

ate

the

effe

cts

of n

earb

y st

ruct

ures

on

the

thre

e D

GFO

SV

s an

d ca

lcul

ate

the

seis

mic

soi

l pre

ssur

es. I

n th

e E

ast-W

est d

irect

ion

2-D

SS

SI D

GFO

SV

m

odel

(DG

FOT

1C +

DG

FOS

V 1

A +

CFR

W),

five

case

s of

soi

l and

bac

kfill

pro

perti

es a

re c

onsi

dere

d to

eva

luat

e th

e ef

fect

s of

the

soil

and

back

fill p

rope

rties

va

riatio

n. A

lso

resp

onse

to R

AI 0

3.07

.01-

27, S

uppl

emen

t 2, R

evis

ion

2 in

dica

tes

that

in th

e E

ast-W

est d

irect

ion

for D

GFO

T 1A

(RB

+ D

GFO

T 1A

+ C

FRW

), fiv

e ca

ses

are

run

with

var

ious

com

bina

tions

of s

oil a

nd b

ackf

ill p

rope

rties

. H

owev

er, i

n th

e N

orth

-Sou

th d

irect

ion

(UH

S/R

SWPH

+ R

SW T

unne

l + D

GFO

SV

1B +

DG

FOSV

1C

+ R

B),

only

one

cas

e w

as ru

n w

ith U

B s

oil p

rope

rties

.A

lso

as d

iscu

ssed

in re

spon

se to

RA

I 03.

07.0

2-24

, Sup

plem

ent 1

, Rev

isio

n 1,

in th

e E

ast-W

est d

irect

ion

for d

ynam

ic s

oil p

ress

ure

eval

uatio

n fo

r RS

W

Tunn

el a

nd R

WB

wal

ls, t

he 2

D S

SS

I mod

el (

RB

+ R

SW T

unne

l + R

WB

) inc

lude

d on

ly th

e U

B in

situ

soi

l with

out a

ny e

valu

atio

n fo

r bac

kfill

pro

perti

es.

As

such

, the

app

lican

t is

requ

este

d to

dem

onst

rate

that

con

side

ratio

n of

onl

y U

B s

oil p

rofil

e in

stea

d of

usi

ng a

com

bina

tion

of U

B s

oil a

nd b

ackf

ill p

aram

eter

s fo

r th

e ci

ted

case

s w

ill s

till b

e co

nser

vativ

e fo

r the

wal

l des

ign

of a

ll si

te s

peci

fic C

ateg

ory

I and

RW

B s

truct

ures

(UH

S/R

SW

PH

, DG

FOS

V, R

SW

Tun

nel,

UH

S/a

nd R

WB

). T

he a

pplic

ant i

s al

so re

ques

ted

to in

clud

e th

is e

valu

atio

n in

the

appl

icab

le s

ectio

ns o

f the

FS

AR

.

It is

not

cle

ar fr

om th

e de

scrip

tions

in th

e FS

AR

as

to h

ow th

e se

ism

ic d

eman

d is

det

erm

ined

for t

he s

ite-s

peci

fic s

tabi

lity

eval

uatio

n of

the

non-

seis

mic

II/I

stru

ctur

es c

onsi

derin

g th

e in

fluen

ce o

f nea

rby

heav

y st

ruct

ures

dur

ing

SS

E.

As

such

, the

app

lican

t is

requ

este

d to

des

crib

e in

suf

ficie

nt d

etai

l in

the

FSA

R

the

follo

win

g in

form

atio

n:

1.H

ow th

e in

put m

otio

n at

the

foun

datio

n le

vel o

f the

non

-sei

smic

II/I

stru

ctur

es a

re d

eter

min

ed u

sing

the

site

spe

cific

SS

E in

put s

pect

ra a

pplie

d at

the

grou

nd s

urfa

ce2.

How

the

effe

cts

of n

earb

y he

avy

stru

ctur

es a

re in

clud

ed in

the

inpu

t res

pons

e sp

ectra

for v

ario

us s

oil a

nd b

ackf

ill c

ondi

tions

3.D

emon

stra

te th

at h

oriz

onta

l inp

ut re

spon

se s

pect

ra a

t the

foun

datio

n le

vel o

f non

-sei

smic

II/I

stru

ctur

es is

bro

ad b

and

spec

tra w

ith p

eak

acce

lera

tion

grea

ter t

han

0.1g

and

env

elop

s FI

RS

4.Ty

pes

of s

eism

ic a

naly

sis

perfo

rmed

to d

eter

min

e se

ism

ic d

eman

d fo

r sta

bilit

y ev

alua

tion

(i.e.

, fix

ed b

ase

anal

ysis

, equ

ival

ent s

tatic

or d

ynam

ic a

naly

sis,

or

SS

I ana

lysi

s) a

nd h

ow th

e in

put i

s sp

ecifi

ed in

the

anal

ysis

5.

Incl

ude

5% d

ampe

d in

put r

espo

nse

spec

tra (v

ertic

al a

nd h

oriz

onta

l) as

am

plifi

ed b

y th

e pr

esen

ce o

f nea

rby

heav

y st

ruct

ures

use

d in

the

seis

mic

dem

and

eval

uatio

n fo

r site

-spe

cific

sta

bilit

y an

alys

is fo

r non

-sei

smic

II/I

stru

ctur

esD

iscu

ss o

r ref

er to

app

ropr

iate

FS

AR

sec

tion

of a

ny d

iffer

ence

s in

the

met

hod

of s

tabi

lity

eval

uatio

n fro

m th

at o

f Cat

egor

y 1

stru

ctur

es

Cla

rific

atio

ns fr

om N

RC

Issu

e 1

[Rec

eive

d 04

/04/

2011

] (A

udit

Act

ion

3.7-

7): R

evis

e A

ppen

dix

3A a

nd 3

H.6

to re

conc

ile g

roun

d w

ater

ele

vatio

n w

ith C

hapt

er 2

Issu

e 2

[Rec

eive

d 04

/04/

2011

] (A

udit

Act

ion

3.7-

6/3.

7-8/

3.7-

36):

Why

for S

SS

I of R

SW

Tun

nel w

as U

B in

situ

use

d vs

. UB

bac

kfill

soi

l?

Issu

e 3:

[R

ecei

ved

04/0

4/20

11; N

ew A

ctio

n Ite

m] C

lear

ly d

escr

ibin

g in

the

FSA

R h

ow s

eism

ic d

eman

d fo

r non

-sei

smic

II/I

stru

ctur

es fo

r sta

bilit

y ev

alua

tion

is

Sout

h Te

xas

Proj

ect U

nits

3 &

4

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

16 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

Des

igna

te w

heth

er th

e fri

ctio

n co

effic

ient

s re

porte

d in

Tab

le 3

H.6

-14

are

stat

ic o

r dyn

amic

coe

ffici

ent o

f fric

tion

valu

es.

Sec

tion

3H.6

.6.5

refe

rs to

Tab

le 3

H.6

-5 fo

r fac

tors

of s

afet

y ag

ains

t slid

ing

and

over

turn

ing

for R

SW

pip

ing

tunn

el.

How

ever

, Tab

le 3

H.6

-5 p

rovi

des

valu

es

for R

SW

pum

p ho

use.

Ple

ase

verif

y th

e ac

cept

abili

ty o

f thi

s re

fere

nce

Tabl

e.

In re

view

ing

the

SG

H S

AS

SI2

000

V&

V o

f the

sub

tract

ion

met

hod,

it w

as fo

und

that

the

test

pro

blem

s (S

AS

-3C

, SA

S-4

C a

nd S

AS

-8) a

re n

ot a

naly

zed

to

suffi

cien

tly h

igh

enou

gh fr

eque

ncie

s th

at c

an v

alid

ate

the

stab

ility

and

acc

urac

y of

the

subt

ract

ion

met

hod

for p

assi

ng fr

eque

ncy

of V

s/5h,

whe

re V

s is

the

low

est s

hear

wav

e ve

loci

ty o

f the

foun

datio

n m

edia

and

h is

the

larg

est e

lem

ent s

ize

in th

e so

il m

odel

.

In th

e ca

se o

f S&

L S

AS

SI2

000

V&

V T

est p

robl

ems

4 an

d 8

used

in v

alid

atio

n of

the

subt

ract

ion

met

hod,

the

anal

yses

wer

e ca

rrie

d ou

t to

suffi

cien

tly h

igh

frequ

enci

es to

cov

er th

e pa

ssin

g fre

quen

cy re

quire

men

t of V

s/5h.

How

ever

, the

con

clus

ion

does

not

add

ress

the

stab

ility

and

acc

urac

y of

the

subt

ract

ion

met

hod

used

in th

e co

ntex

t of t

he c

alcu

late

d re

sults

.

In b

oth

case

s, th

e ap

plic

ant i

s re

ques

ted

to re

visi

t the

test

pro

blem

s an

d pr

ovid

e va

lidat

ion

that

ade

quat

ely

addr

esse

s th

e st

abili

ty a

nd a

ccur

acy

of th

e su

btra

ctio

n m

etho

d in

rela

tion

to th

e ac

cept

able

pas

sing

freq

uenc

y of

Vs/5

h us

ed in

the

STP

3&

4 de

sign

.

The

resp

onse

to R

AI.0

3.07

.02-

29, R

ev. 1

, doc

umen

ts a

dditi

onal

val

idat

ion

prob

lem

s fo

r SA

P 2

000.

The

val

idat

ions

incl

ude:

1)S

ectio

n cu

ts2)

Thic

k sh

ell o

ut-o

f-pla

ne re

spon

se3)

Tim

e hi

stor

y m

odal

sup

erpo

sitio

n w

ith s

hell

elem

ents

4)S

pect

ra c

alcu

latio

n us

ing

thic

k sh

ell e

lem

ents

Val

idat

ion

of it

em “1

” was

don

e by

han

d ca

lcul

atio

n. F

or it

ems

“2”,

“3” a

nd “4

”, th

e be

nchm

ark

solu

tions

for v

alid

atio

n w

ere

deve

lope

d w

ith A

NS

YS

util

izin

g “S

HE

LL43

“ele

men

t, w

hich

is w

ell s

uite

d to

mod

el li

near

, war

ped,

mod

erat

ely-

thic

k sh

ell s

truct

ures

acc

ordi

ng to

AN

SY

S U

ser’s

Man

ual.

For

item

s “2

”, “3

” and

“4

”, th

e fo

llow

ing

acce

ptan

ce c

riter

ia w

ere

used

: 5%

for f

requ

enci

es, 1

0% fo

r for

ces,

and

15%

for s

pect

ra.

The

5% d

iffer

ence

is c

onsi

dere

d ac

cept

able

w

ithin

the

engi

neer

ing

accu

racy

, whi

le th

e 10

% a

nd 1

5% c

riter

ia m

ay b

e ex

cess

ive.

The

app

lican

t is

requ

este

d to

ass

ess

the

impa

ct o

f the

abo

ve a

ccep

tanc

e cr

iteria

on

the

STP

3&

4 de

sign

.

Issu

e 6:

[Rec

eive

d 04

/04/

2011

] (A

udit

Act

ion

Item

3.7

-28)

SA

SS

I200

0 S

ubtra

ctio

n M

etho

d V

alid

atio

n

Issu

e 7:

[R

ecei

ved

04/0

4/20

11; N

ew A

ctio

n Ite

m] S

AP

2000

V&

V

Issu

e 5:

[Rec

eive

d 04

/04/

2011

] (A

udit

Act

ion

Item

3.8

-8) R

efer

enci

ng T

able

3H

.6-5

Issu

e 4:

[Rec

eive

d 04

/04/

2011

] (A

udit

Act

ion

Item

3.8

-8) S

lidin

g Fr

ictio

n C

oeffi

cien

ts re

porte

d in

Tab

le 3

H.6

-14

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

17 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

A b

rief p

rese

ntat

ion

of th

e st

abili

ty a

naly

sis

proc

edur

e w

as m

ade

by th

e ap

plic

ant d

urin

g th

e M

arch

14,

201

1 au

dit.

The

pre

sent

atio

n in

clud

ed a

rigi

d bo

dy

diag

ram

sho

win

g th

e fo

rces

act

ing

on th

e st

ruct

ure

for s

tabi

lity

calc

ulat

ions

. The

app

lican

t ind

icat

ed th

at th

e to

tal s

eism

ic d

eman

d is

cal

cula

ted

by s

umm

ing

all t

he in

ertia

forc

es a

nd m

omen

ts a

ctin

g on

the

stru

ctur

e. T

hese

iner

tia fo

rces

are

cal

cula

ted

by m

ultip

lyin

g th

e m

ass

of e

ach

node

by

the

abso

lute

val

ue o

f th

e m

axim

um a

ccel

erat

ion

resp

onse

at t

hat n

ode

obta

ined

from

the

SS

I ana

lysi

s.Th

e ca

lcul

atio

n of

the

seis

mic

ove

rturn

ing

mom

ent i

s ba

sed

on th

e ho

rizon

tal s

eism

ic lo

ad E

and

ver

tical

sei

smic

load

Ev

abou

t tip

ping

poi

nt A

, as

show

n in

th

e fig

ure

belo

w.

The

mom

ent d

ue to

hor

izon

tal e

arth

quak

e do

es n

ot in

clud

e E

v-H

(ver

tical

forc

e du

e to

hor

izon

tal i

nput

) whi

ch a

lso

prod

uces

ove

rturn

ing

mom

ent a

bout

A.

The

appl

ican

t is

requ

este

d to

pro

vide

just

ifica

tion

for n

ot in

clud

ing

the

verti

cal c

ompo

nent

of r

espo

nse

due

to h

oriz

onta

l sei

smic

inpu

t in

calc

ulat

ing

the

foun

datio

n ov

ertu

rnin

g m

omen

t.

E –

Hor

izon

tal s

eism

ic fo

rce

Ev –

Ver

tical

sei

smic

forc

eE

s – S

oil a

ctiv

e fo

rce

Ep –

Soi

l pas

sive

resi

stan

ceD

– 0

.9 o

f dea

d lo

adF b

– B

uoya

ncy

forc

eF r

Fric

tiona

l res

ista

nce

In D

GFO

SV

cal

cuat

ion

for S

SI a

naly

sis,

U7-

YA

RD

-C-C

ALC

-DE

SN

-600

1, R

ev. B

, the

refin

ed m

odel

spe

ctra

val

ues

are

14.6

% h

ighe

r at 3

.8 H

z. th

an th

ose

in

the

base

mod

el.

The

appl

ican

t is

requ

este

d to

pro

vide

just

ifica

tion

for r

econ

cilin

g th

is d

iffer

ence

.

Issu

e 8:

[Rec

eive

d 04

/04/

2011

] (A

udit

Act

ion

Item

3.7

-33

and

35)S

tabi

lity

Ana

lysi

s P

roce

dure

Issu

e 9:

[R

ecei

ved

04/1

3/20

11; N

ew A

ctio

n Ite

m] D

GFO

SV

Cal

cula

tion

U7-

YA

RD

-C-C

ALC

-DE

SN

-600

1, R

ev. B

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

18 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

The

seis

mic

des

ign

of th

e D

GFO

SV

is p

erfo

rmed

with

equ

ival

ent s

tatic

forc

es, w

here

by th

e in

ertia

l for

ces

are

com

pute

d as

pro

duct

s of

mas

ses

and

acce

lera

tions

. The

acc

eler

atio

ns a

re ta

ken

from

the

corr

espo

ndin

g S

SI a

naly

ses

as to

env

elop

e al

l soi

l con

ditio

ns, d

esig

n pa

ram

eter

s, a

nd s

eism

ic in

put

mot

ions

. The

mas

ses

are

dete

rmin

ed fo

rm th

e bu

ildin

g dr

awin

gs a

nd s

peci

fic w

eigh

ts fo

r con

cret

e, o

il, s

teel

and

soi

l. Th

e S

AP

stru

ctur

al m

odel

is d

ivid

ed in

to

regi

ons,

and

con

stan

t ave

rage

acc

eler

atio

n va

lues

are

app

lied

to e

ach

regi

on, s

imul

atin

g th

e ab

solu

te a

ccel

erat

ion

dist

ribut

ion

of th

e S

SI m

odel

. The

se

iner

tial f

orce

s ar

e ap

plie

d in

glo

bal X

, Y a

nd Z

dire

ctio

n as

ext

erna

l sta

tic lo

adin

g to

the

node

s an

d el

emen

ts o

f the

SA

P m

odel

. The

resp

onse

qua

ntiti

es, i

.e.

inte

rnal

forc

es, d

ispl

acem

ents

, etc

., re

sulti

ng fr

om e

ach

earth

quak

e co

mpo

nent

are

com

bine

d by

the

SR

SS

rule

. As

a ve

rific

atio

n of

the

equi

vale

nt s

tatic

pr

oced

ure,

the

resu

ltant

bas

e sh

ear,

tota

l ver

tical

bas

e fo

rce

and

over

turn

ing

mom

ents

obt

aine

d fro

m th

e S

AP

mod

el a

re c

ompa

red

to th

e co

rres

pond

ing

valu

es o

f the

SS

I (S

AS

SI)

mod

el. I

f req

uire

d, a

djus

tmen

t fac

tors

are

app

lied

to th

e in

put a

ccel

erat

ion

com

pone

nts

in S

AP

as

to p

rovi

de

base

forc

es a

nd m

omen

ts w

hich

env

elop

e th

e co

rres

pond

ing

SS

I bas

e va

lues

. The

max

imum

resu

ltant

SS

I abs

olut

e ac

cele

ratio

n va

lues

are

app

roxi

mat

ely:

X

=0.3

1g; Y

=0.3

1g a

nd Z

=0.3

3g. T

he e

quiv

alen

t hor

izon

tal a

ccel

erat

ion

valu

es o

btai

ned

from

the

SA

P a

naly

sis

are:

X=0

.33g

and

Y=0

.32g

and

ther

efor

e m

atch

clo

sely

the

SS

I acc

eler

atio

ns. T

he e

quiv

alen

t ver

tical

acc

eler

atio

n in

the

SA

P a

naly

sis

how

ever

, had

to b

e am

plifi

ed b

y a

fact

or o

f abo

ut 1

.27

to y

ield

Z=

0.42

g, in

ord

er to

mee

t the

tota

l bas

e fo

rces

and

mom

ents

from

the

SS

I ana

lysi

s. A

s bo

th, t

he S

AS

SI a

nd th

e S

AP

mod

els,

sho

uld

be b

ased

on

the

sam

e ge

omet

ry a

nd to

tal w

eigh

t and

are

sub

ject

to th

e sa

me

abso

lute

acc

eler

atio

ns, i

t is

not a

ppar

ent w

hy a

n ad

ditio

nal,

rela

tivel

y la

rge

ampl

ifica

tion

wou

ld b

e ne

eded

in v

ertic

al d

irect

ion

to o

btai

n co

mpa

rabl

e to

tal b

ase

seis

mic

load

s. T

here

fore

, the

app

lican

t is

requ

este

d to

pro

vide

a ju

stifi

catio

n re

gard

ing

the

diffe

rent

beh

avio

r of b

oth

stru

ctur

al m

odel

s.

Late

ral s

lidin

g st

abili

ty a

gain

st s

eism

ic lo

ads

is b

ased

on

soil

resi

stan

ce a

t the

foun

datio

n-so

il in

terfa

ce (f

rictio

n/ c

ohes

ion)

, and

on

late

ral e

arth

pre

ssur

es

actin

g on

the

embe

dded

bas

emen

t wal

ls. B

ased

on

anal

yses

and

test

ing,

dyn

amic

fric

tion

and

cohe

sion

val

ues

are

typi

cally

low

er th

an th

e co

rres

pond

ing

stat

ic v

alue

s. T

hus,

for t

he S

TP u

nits

, sta

tic c

ohes

ion

valu

es a

re re

duce

d 20

% to

acc

ount

for d

ynam

ic s

oil b

ehav

ior.

The

appl

ican

t’s ju

stifi

catio

n fo

r thi

s re

duct

ion

is b

ased

on

a pu

blic

atio

n by

Mak

disi

and

See

d fro

m J

uly

1978

, whi

ch s

tate

s th

at in

mos

t cas

es c

yclic

yie

ld s

treng

th o

f cla

yey

mat

eria

l app

ears

to b

e 80

% o

f the

sta

tic u

ndra

ined

stre

ngth

for t

ypic

al s

hear

stra

ins

obta

ined

from

ear

thqu

ake

soil

resp

onse

ana

lyse

s. A

ccor

ding

to th

e ab

ove

refe

renc

e, th

e dy

nam

ic re

duct

ion

of c

ohes

ion

stre

ngth

is s

how

n to

be

sign

ifica

ntly

affe

cted

by

the

stra

in le

vel p

rese

nt in

the

soil

laye

rs d

urin

g a

seis

mic

eve

nt. T

here

fore

, the

ap

plic

ant i

s re

ques

ted

to p

rovi

de a

com

paris

on b

etw

een

the

stra

in ra

nges

ass

umed

in th

e ab

ove

refe

renc

e an

d th

e st

rain

val

ues

expe

cted

ben

eath

the

foun

datio

n of

Cat

I bu

ildin

gs o

f Uni

ts 3

&4.

App

lican

t is

requ

este

d to

exp

lain

the

appa

rent

dis

crep

ancy

with

the

3,00

0 ft/

sec

shee

r wav

e ve

loci

ty d

enot

ed in

the

CO

LA a

nd a

val

ue o

f 6,6

00 ft

/sec

use

d fo

r th

e w

ave

prop

ogat

ion

effe

ct in

the

calc

ulat

ions

.

Issu

e 10

: [R

ecei

ved

04/1

3/20

11; N

ew A

ctio

n Ite

m] (

Issu

e 1

(New

)): C

alc

Rep

ort,

U7-

YA

RD

-S-C

ALC

-DE

SN

-600

1, R

ev. E

: “B

asic

Stru

ctur

al D

esig

n of

Die

sel G

ener

ator

Issu

e 12

: [R

ecei

ved

04/2

0/20

11; N

ew A

ctio

n Ite

m] (

Act

ion

Item

3.8

-24)

RS

W T

unne

l Cal

cula

tions

Issu

e 11

: [R

ecei

ved

04/1

3/20

11; N

ew A

ctio

n Ite

m] M

AC

TEC

Pre

sent

atio

n on

Fric

tion

and

Coh

esio

n V

alue

s us

ed in

Sta

bilit

y E

valu

atio

n of

R/B

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

19 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

1. D

esig

n an

d A

naly

sis

( 3H

.3.5

.1 &

2)

Thes

e se

ctio

ns d

escr

ibe

the

seis

mic

and

stru

ctur

al a

naly

sis

of th

e R

W/B

, whe

reby

the

seis

mic

resp

onse

acc

eler

atio

ns a

re o

btai

ned

from

a fi

xed

base

stic

k m

odel

sub

ject

ed to

a 0

.15

RG

1.6

0 in

put g

roun

d m

otio

n sp

ectru

m. T

hese

acc

eler

atio

ns s

ubse

quen

tly a

re a

pplie

d to

a re

fined

3D

SA

P F

E m

odel

. The

ap

plic

ant i

s re

ques

ted

to e

xpla

in w

hy u

sing

a fi

xed

base

mod

el w

as c

onsi

dere

d ad

equa

te.

Furth

erm

ore,

it is

not

cle

ar w

hat t

ype

of S

AP

ana

lysi

s w

as

perfo

rmed

and

how

the

resu

lts fr

om th

e se

ism

ic s

tick

mod

el a

naly

sis

wer

e ap

plie

d to

the

3D fi

nite

ele

men

t mod

el. C

larif

icat

ion

shou

ld b

e gi

ven

as to

how

lo

cal a

mpl

ifica

tion

effe

cts,

i.e.

of s

labs

and

wal

ls a

re c

onsi

dere

d in

the

desi

gn. I

n a

prev

ious

resp

onse

the

appl

ican

t sta

ted

that

the

influ

ence

of n

earb

y he

avy

build

ings

, i.e

. R/B

, on

the

seis

mic

inpu

t mot

ion

was

con

side

red.

The

app

lican

t is

requ

este

d to

incl

ude

in th

e FS

AR

how

the

effe

ct o

f the

adj

acen

t R/B

w

as c

onsi

dere

d in

the

inpu

t mot

ion

for t

he R

W/B

, and

to in

clud

e th

e in

put g

roun

d sp

ectra

for t

he a

ppro

pria

te d

ampi

ng u

sed

in d

esig

n of

the

RW

/B.

FSA

R T

able

3H

.3-1

pro

vide

s ve

rtica

l acc

eler

atio

ns fo

r the

RW

B a

t thr

ee fl

oor e

leva

tions

. It

is n

ot c

lear

why

hor

izon

tal a

ccel

erat

ions

are

not

incl

uded

in th

e FS

AR

. P

leas

e in

clud

e th

e ho

rizon

tal a

ccel

erat

ions

for t

he R

WB

in th

e FS

AR

.

2. II

/I A

naly

sis

and

desi

gn (3

H.3

.5.3

)FS

AR

Sec

tion

3H.3

.5.3

sta

tes

that

for I

I/I d

esig

n, th

e st

ruct

ure

is c

onse

rvat

ivel

y de

sign

ed to

rem

ain

elas

tic.

The

earth

quak

e in

put u

sed

at th

e fo

unda

tion

leve

l is

the

enve

lope

of 0

.3g

RG

1.6

0 re

spon

se s

pect

rum

and

the

indu

ced

acce

lera

tion

resp

onse

spe

ctru

m d

ue to

site

-spe

cific

SS

E.

How

ever

, the

FS

AR

do

es n

ot d

escr

ibe

how

the

seis

mic

ana

lysi

s an

d de

sign

is p

erfo

rmed

usi

ng th

e se

ism

ic in

put m

otio

n. P

leas

e de

scrib

e in

the

FSA

R h

ow s

eism

ic a

naly

sis

and

desi

gn is

per

form

ed fo

r the

RW

B fo

r II/I

des

ign.

3. L

oad

Com

bina

tion

for S

hear

(Ste

el) (

3H.3

.4.3

.4.2

)FS

AR

Sec

tion

3H.3

.4.3

.4.2

pro

vide

s lo

ad c

ombi

natio

ns fo

r stru

ctur

al s

teel

des

ign

for R

WB

. Th

e si

xth

load

com

bina

tion

has

a s

tress

coe

ffici

ent o

f 1.6

. A

ccor

ding

to A

NS

I/AIS

C N

690-

1994

(R20

04),

Sup

plem

ent 2

, Tab

le Q

1.5.

7.1,

Not

e g,

the

stre

ss li

mit

coef

ficie

nt in

she

ar s

hall

not e

xcee

d 1.

4 in

mem

bers

an

d bo

lts.

The

a ppl

ican

t is

requ

este

d to

not

e th

e ab

ove

limita

tion

in th

e FS

AR

.4.

Ulti

mat

e so

il be

arin

g ca

paci

ty (3

H.3

.4.2

.1)

This

sec

tion

show

s st

atic

and

dyn

amic

ulti

mat

e so

il be

arin

g ca

paci

ties

for t

he R

W/B

. The

app

lican

t is

requ

este

d to

sta

te in

the

FSA

R h

ow th

ese

valu

es w

ere

deriv

ed.

5. T

orna

do P

aram

eter

s (3

H.3

.B &

3H

.3.4

.3.3

.1)

Thes

e se

ctio

ns s

how

diff

eren

t par

amet

ers

to d

efin

e to

rnad

o lo

ads

whi

ch d

epen

d on

the

desi

gn g

oal.

The

Des

ign

Info

rmat

ion

Tabl

e pr

ovid

ed a

t the

Mar

20

11 A

udit

Mee

ting

diffe

rs fr

om th

e de

finiti

ons

in th

e FS

AR

text

and

pro

vide

s sp

ecifi

c de

sign

par

amet

ers

for t

hree

diff

eren

t situ

atio

ns: m

ain

desi

gn o

f the

st

ruct

ure,

sta

bilit

y an

alys

is a

nd II

/I de

sign

. The

app

lican

t is

requ

este

d to

reco

ncile

the

info

rmat

ion

in th

e FS

AR

text

with

the

cont

ents

of t

he D

esig

n In

form

atio

n Ta

ble,

and

to m

ake

refe

renc

e to

the

tabl

e if

it sh

ould

be

inco

rpor

ated

in th

e FS

AR

.

6. F

lood

Des

ign

(3H

.3.4

.2.3

)Th

is s

ectio

n de

fines

the

DB

F as

33

ft M

SL

and

is ta

ken

to c

orre

spon

d to

the

DC

D d

esig

n pa

ram

eter

for f

lood

ing

(one

ft b

elow

gra

de).

The

Des

ign

Info

rmat

ion

Tabl

e di

ffers

from

the

defin

ition

s in

the

FSA

R te

xt a

nd p

rovi

des

spec

ific

desi

gn p

aram

eter

s fo

r thr

ee d

iffer

ent s

ituat

ions

: mai

n de

sign

of t

he

stru

ctur

e, s

tabi

lity

anal

ysis

and

II/I

desi

gn. T

he a

pplic

ant i

s re

ques

ted

to re

conc

ile th

e in

form

atio

n in

the

FSA

R te

xt w

ith th

e co

nten

ts o

f the

Des

ign

Info

rmat

ion

Tabl

e, a

nd to

mak

e re

fere

nce

to th

e ta

ble

if it

shou

ld b

e in

corp

orat

ed in

the

FSA

R.

Issu

e 13

: [R

ecei

ved

05/0

4/20

11; N

ew A

ctio

n Ite

m] C

omm

ents

on

Res

pons

e to

RA

I 03.

08.0

4-18

R1

S2

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

20 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

7. E

xtre

me

win

d an

d to

rnad

o lo

adin

g (3

H.6

.4.3

.2)

In it

s re

spon

se to

this

RA

I the

app

lican

t use

s C

riter

ion

4 of

SR

P 3

.3.1

to ju

stify

50

year

win

d ve

loci

ty in

the

win

d pr

essu

re e

quat

ion.

How

ever

the

staf

f not

es

that

Crit

erio

n 4

just

mea

ns th

at u

sing

tabl

e C

6-7

of A

SC

E 7

is a

ccep

tabl

e to

con

vert

50 y

ear i

nto

100

year

MR

I and

doe

s no

t ref

er to

the

impo

rtanc

e fa

ctor

, an

d th

at th

eref

ore

the

proc

edur

e is

not

con

sist

ent w

ith S

RP

3.3

.1, w

hich

requ

ires

a 10

0 ye

ar w

ind

in a

dditi

on to

the

impo

rtanc

e fa

ctor

of 1

.15.

Thi

s ap

proa

ch

was

als

o co

nfirm

ed d

urin

g th

e re

view

of F

SA

R s

ectio

n 3.

3.1.

In li

ght o

f rec

orde

d hu

rric

ane

velo

citie

s ex

ceed

ing

134

mph

at t

he s

ite, t

he s

taff

need

s to

fu

rther

eva

luat

e th

is d

evia

tion

from

the

SR

P re

quire

men

ts. T

he s

taff

also

not

ed th

at th

e S

RP

3.3

.2 d

esig

n re

quire

men

ts a

re m

et fo

r tor

nado

load

ings

(in

clud

ing

the

impo

rtanc

e fa

ctor

of 1

.15)

, and

that

the

torn

ado

desi

gn th

us fo

llow

s th

e S

RP

reco

mm

enda

tions

.

8. F

ound

atio

n be

arin

g pr

essu

res

reco

ncili

atio

nIn

its

resp

onse

to th

is R

AI t

he a

pplic

ant s

tate

s th

at th

e sl

ab e

dges

hav

e to

be

fixed

in o

rder

to p

erfo

rm th

e ve

rific

atio

n an

alys

is. T

he a

pplic

ant i

s re

ques

ted

to

expl

ain

this

app

roac

h, e

spec

ially

if b

ound

ary

cond

ition

s w

hich

do

not r

efle

ct re

al c

ondi

tions

are

goi

ng to

be

intro

duce

d in

the

anal

ysis

. All

poss

ible

load

ec

cent

riciti

es (p

lus

/ min

us c

ompo

nent

s) n

eed

to b

e ve

rifie

d. J

ustif

icat

ion

is n

eede

d to

bas

e th

e ve

rific

atio

n on

onl

y on

e lo

ad c

ombi

natio

n (w

ith th

e lo

wes

t sa

fety

fact

or).

9. C

oeffi

cien

t of F

rictio

nIn

its

resp

onse

RA

I 03.

08.0

4-19

, Sup

plem

ent 1

, dat

ed A

pril

25, 2

011,

the

appl

ican

t add

ress

ed th

e is

sue

of c

oeffi

cien

t of f

rictio

n ra

ised

in a

udit

item

3.8

-8.

The

appl

ican

t rev

ised

the

site

-spe

cific

ITA

AC

to re

quire

the

wat

erpr

oofin

g m

embr

ane

to h

ave

a m

inim

um s

tatic

coe

ffici

ent o

f fric

tion

of 0

.75,

and

als

o pr

ovid

ed a

Tab

le th

at s

peci

fies

that

the

conc

rete

to c

oncr

ete

inte

rface

join

ts w

ill b

e in

tent

iona

lly ro

ughe

ned

to h

ave

a m

inim

um s

tatic

coe

ffici

ent o

f fric

tion

of

0.75

. H

owev

er, t

he a

pplic

ant d

id n

ot e

xpla

in h

ow th

e sp

ecifi

ed m

inim

um s

tatic

coe

ffici

ent o

f fric

tion

at th

e va

rious

inte

rface

s, s

peci

fical

ly a

t the

w

ater

proo

fing

mem

bran

e, w

as c

ompa

red

with

the

dyna

mic

coe

ffici

ent o

f fric

tion

of 0

.47

assu

med

for s

oil,

and

cons

ider

ed a

ccep

tabl

e. A

lso,

the

requ

irem

ent

of in

tent

iona

lly ro

ughe

ning

the

conc

rete

sur

face

sho

uld

be in

clud

ed in

the

FSA

R.

1. F

SA

R S

ectio

n 3H

.6.4

.3.3

.3 re

fers

to F

igur

e 3H

.6-4

4 an

d Fi

gure

s 3H

.6-2

45 th

roug

h 3H

.6-2

47 fo

r lat

eral

soi

l pre

ssur

e fo

r des

ign

of R

SW

Pip

ing

Tunn

els.

It

is n

ot c

lear

why

Fig

ures

3H

.6-2

12 th

roug

h 3H

.6-2

17, w

hich

pro

vide

s la

tera

l soi

l pre

ssur

e on

RS

W T

unne

ls c

onsi

derin

g ef

fect

s fro

m a

djac

ent R

B a

nd

RW

B, a

re n

ot in

clud

ed h

ere.

2. F

i gur

e 3H

.6-4

4 in

the

Rev

iew

er’s

Gui

de d

id n

ot in

clud

e th

e co

ordi

nate

axe

s.3.

Fi g

ures

3H

.6-1

38 a

nd 1

39 a

re n

ot c

lear

, and

, at l

east

, the

ZP

A v

alue

s sh

ould

be

anno

tate

d in

the

Figu

res.

4. P

leas

e de

scrib

e if

stat

ic s

urch

arge

pre

ssur

es fr

om a

djac

ent b

uild

ings

wer

e co

nsid

ered

in d

esig

n.5.

For

cla

rity,

Fig

ure

3H.6

-137

sho

uld

be a

ppro

pria

tely

ann

otat

ed re

gard

ing

its a

pplic

abili

ty.

6. P

leas

e cl

arify

if th

e de

sign

tabl

e pr

ovid

ed to

us

is g

oing

to b

e in

clud

ed in

the

FSA

R.

Bec

ause

of t

he c

ompl

exity

of t

he v

ario

us lo

adin

gs u

sed

for t

he

sam

e bu

ildin

g fo

r var

ious

type

s of

ana

lysi

s, it

is s

trong

ly re

com

men

ded

that

this

tabl

e be

incl

uded

in th

e FS

AR

.

CO

LA M

arku

p, S

ectio

n 3H

.6.6

.2.1

UH

S ba

sin,

UH

S C

oolin

g To

wer

Enc

losu

re, a

nd R

SW P

ump

Hou

seTh

e ca

lcul

ated

sei

smic

soi

l pre

ssur

es o

n th

e R

SW

Pum

p H

ouse

Nor

th W

all s

how

n in

Fig

ure

3H.6

-219

from

2D

SS

SI a

naly

sis

with

oth

er b

uild

ings

sho

w a

si

gnifi

cant

spi

ke a

t dep

ths

of a

bout

10

to 1

3 ft

belo

w g

rade

with

the

pres

sure

s fa

lling

to z

ero

from

abo

ut 1

3 to

44

ft be

low

gra

de c

orre

spon

ding

to th

e bo

ttom

of

RS

W p

ipin

g tu

nnel

. Ple

ase

prov

ide

expl

anat

ion

for t

his

pres

sure

dis

tribu

tion.

CO

LA M

arku

p, S

ectio

n 3H

.6.5

.3 S

eism

ic A

naly

sis

of R

SW

Pip

ing

Tunn

elIn

the

4th

bulle

t on

the

follo

win

g pa

ge (P

age

11 o

f 27)

, ple

ase

clar

ify fo

r whi

ch s

oil c

ase

the

crac

ked

conc

rete

and

soi

l sep

arat

ion

anal

ysis

was

per

form

ed.

This

info

rmat

ion

is n

ot p

rovi

ded

in th

e C

OLA

mar

kup.

Issu

e 16

: [R

ecei

ved

05/0

9/20

11; N

ew A

ctio

n Ite

m] C

omm

ents

on

Res

pons

e to

RA

I 03.

08.0

4-19

, Sup

plem

ent 1

Issu

e 17

[Rec

eive

d 05

/09/

2011

; New

Act

ion

Item

] Mis

cella

neou

s Q

uest

ions

from

Aud

it an

d R

evie

wer

s G

uide

Issu

e 18

: [R

ecei

ved

05/1

9/20

11; N

ew A

ctio

n Ite

m] C

omm

ents

on

Res

pons

e to

RA

I 03.

07.0

2-22

Issu

e 19

: [R

ecei

ved

05/1

9/20

11; N

ew A

ctio

n Ite

m] C

omm

ents

on

Res

pons

e to

RA

I 03.

07.0

2-24

,

Issu

e 14

: [R

ecei

ved

05/0

4/20

11; N

ew A

ctio

n Ite

m] C

omm

ents

on

Res

pons

e to

RA

I 03.

08.0

4-30

S1

Issu

e 15

: [R

ecei

ved

05/0

4/20

11; N

ew A

ctio

n Ite

m] C

omm

ents

on

Res

pons

e to

RA

I 03.

08.0

4-35

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

21 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

CO

LA M

arku

p, S

ectio

n 3H

.6.7

Die

sel G

ener

ator

Fue

l Oil

Stor

age

Vaul

t (D

GFO

SV)

The

seco

nd a

nd th

ird p

arag

raph

s (P

age

38 o

f 54)

dis

cuss

two

diffe

rent

type

s of

inpu

t mot

ions

bei

ng d

evel

oped

for t

he s

eism

ic a

naly

sis

and

desi

gn o

f D

GFO

SV

. P

leas

e pr

ovid

e fu

rther

cla

rific

atio

ns w

hy tw

o di

ffere

nt in

put m

otio

ns a

re d

evel

oped

and

use

d in

sep

arat

e S

SI a

naly

ses

of D

GFO

SV

, as

disc

usse

d in

the

first

par

agra

ph o

n th

e fo

llow

ing

page

(Pag

e 39

of 5

4).

Post

Aud

it C

larif

icat

ion

Issu

e #

6

In re

spon

se to

Pos

t Aud

it C

larif

icat

ion

Issu

e #6

sub

mitt

ed a

s pa

rt of

the

resp

onse

to R

AI 0

3.07

.02-

29, S

uppl

emen

t 1 (s

ubm

itted

with

lette

r U7-

C-N

INA

-NR

C-

1100

75),

the

appl

ican

t has

pro

vide

d co

mpa

rison

s of

the

resp

onse

tran

sfer

func

tions

of a

circ

ular

em

bedd

ed fo

unda

tion

over

ela

stic

hal

f spa

ce to

theo

retic

al

solu

tions

to v

alid

ate

the

accu

racy

and

sta

bilit

y of

the

SA

SS

I200

0 su

btra

ctio

n m

etho

d. T

he re

spon

se c

ompa

rison

s co

ver a

freq

uenc

y ra

nge

corr

espo

ndin

g to

ao

val

ues

less

than

3, w

here

ao i

s a

dim

ensi

onle

ss p

aram

eter

equ

al to

2�

fr/V

s, f i

s th

e fre

quen

cy o

f ana

lysi

s, r

is th

e ra

dius

of f

ound

atio

n an

d V

sis

the

shea

r w

ave

velo

city

of f

ound

atio

n m

edia

. Th

e ap

plic

ant h

as s

tate

d th

at c

ompa

rison

s of

the

resp

onse

tran

sfer

func

tions

for a

o >3

is n

ot p

erfo

rmed

bec

ause

th

eore

tical

sol

utio

ns o

btai

ned

for s

imila

r pro

blem

s by

Aps

el &

Luc

o, 1

986

are

in a

gree

men

t with

the

resu

lts o

f Day

, 197

8 fo

r ao

less

than

abo

ut 3

, but

the

resu

lts s

tart

devi

atin

g at

ao

of h

ighe

r tha

n 3.

The

site

-spe

cific

Sei

smic

Cat

egor

y I s

truct

ures

at t

he S

TP 3

and

4 s

ites,

suc

h as

UH

S B

asin

/RS

W P

ump

Hou

se, a

re g

ener

ally

larg

e st

ruct

ures

with

si

gnifi

cant

foun

datio

n fo

otpr

int.

For

exa

mpl

e, U

HS

Bas

in h

as a

foun

datio

n fo

otpr

int o

f app

roxi

mat

ely

275

ft x

140

ft. W

ith a

n eq

uiva

lent

foun

datio

n ra

dius

of

110

ft, a

nd a

ssum

ing

an a

vera

ge s

hear

wav

e ve

loci

ty o

f abo

ut 1

000

ft/se

c an

d a

cut-o

ff fre

quen

cy o

f abo

ut 2

2Hz

used

in th

e S

SI a

naly

sis,

the

corr

espo

ndin

g ao

val

ue fo

r thi

s st

ruct

ure

is c

alcu

late

d to

be

on th

e or

der o

f abo

ut 1

5 w

hile

the

test

pro

blem

s ar

e ca

rrie

d ou

t to

ao v

alue

s le

ss th

an 3

. B

ecau

se th

e sh

ape

of th

e re

spon

se tr

ansf

er fu

nctio

ns a

re s

trong

ly d

epen

dent

on

the

ao v

alue

(e.g

. as

show

n in

Fig

. 03.

07.0

2-29

S1.

6 pr

ovid

ed w

ith th

is

resp

onse

), th

e ap

plic

ant i

s re

ques

ted

to e

xten

d th

e re

sults

of t

he a

bove

test

pro

blem

s in

term

s of

the

foun

datio

n re

spon

se tr

ansf

er fu

nctio

ns (i

nclu

ding

bot

h co

mpl

ianc

e an

d sc

atte

ring

func

tions

) cal

cula

ted

usin

g th

e su

btra

ctio

n m

etho

d to

ao v

alue

s up

to a

t lea

st 8

. The

insp

ectio

n of

the

resu

lts is

nec

essa

ry to

en

sure

the

accu

racy

and

sta

bilit

y of

the

subt

ract

ion

met

hod

used

for a

naly

sis

of la

rge

embe

dded

stru

ctur

es. T

heor

etic

al c

lose

d-fo

rm s

olut

ions

are

ava

ilabl

e fo

r co

mpa

rison

to a

o val

ues

of 6

to 8

.

The

Def

ense

Nuc

lear

Fac

ilitie

s S

afet

y B

oard

(DN

FSB

) iss

ued

a le

tter o

n A

pril

8th,

201

1 re

ques

ting

the

Dep

artm

ent o

f Ene

rgy

(DO

E) t

o ad

dres

s te

chni

cal

and

softw

are

qual

ity a

ssur

ance

issu

es re

late

d to

pot

entia

lly e

rron

eous

sei

smic

ana

lyse

s pe

rform

ed u

sing

the

SA

SS

I Sub

tract

ion

met

hod.

SA

SS

I su

btra

ctio

n m

etho

d ha

s be

en u

sed

for S

TP a

pplic

atio

n fo

r em

bedd

ed s

truct

ures

. A

s su

ch, t

he a

pplic

ant i

s re

ques

ted

to re

view

thes

e co

ncer

ns a

nd a

sses

s th

e po

tent

ial i

mpa

ct o

n S

TP’s

sei

smic

ana

lysi

s.

Issu

e 21

: [R

ecei

ved

05/1

9/20

11; N

ew A

ctio

n Ite

m] C

omm

ents

on

Res

pons

e to

RA

I 03.

07.0

2-29

,

Issu

e 20

: [R

ecei

ved

05/1

9/20

11; N

ew A

ctio

n Ite

m] C

omm

ents

on

Res

pons

e to

RA

I 03.

07.0

1-27

,

Issu

e 22

: [R

ecei

ved

05/1

9/20

11; N

ew A

ctio

n Ite

m] D

NFS

B Is

sues

Rel

ated

to th

e SA

SSI S

ubtr

actio

n M

etho

d

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

22 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

In it

s re

spon

se to

RA

I 03.

08.0

4-33

with

lette

r U7-

C-S

TP-N

RC

-100

208

Atta

chm

ent 2

1 P

age

3 of

7, t

he a

pplic

ant s

tate

d th

at: “

App

endi

x B

- S

teel

E

mbe

dmen

ts, i

nclu

des

chan

ges

in A

CI 3

49-9

7 ba

sed

on la

ter r

esea

rch.

The

cha

nges

in A

ppen

dix

B a

re fo

r the

loca

l des

ign

of e

mbe

dmen

t pla

tes

and

do

not a

ffect

the

desi

gn o

f the

maj

or c

oncr

ete

elem

ents

. Add

ition

ally

, the

sup

plem

enta

l req

uire

men

ts d

efin

ed in

the

Sta

ff P

ositi

ons

in D

CD

Tab

le 3

.8 -1

0 w

ill

have

a la

rger

impa

ct o

n th

e em

bedm

ent d

esig

n.”

It ap

pear

s th

at th

e ap

plic

ant i

s co

mpa

ring

the

prov

isio

ns o

f AC

I 349

-97,

App

endi

x B

, with

thos

e of

the

AB

WR

DC

D T

able

3.8

-10.

How

ever

, AC

I 349

-97,

A

ppen

dix

B w

as n

ot e

ndor

sed

by th

e N

RC

.

In it

s ev

alua

tion

the

staf

f not

ed th

at a

ccor

ding

to F

SA

R, R

ev. 0

4, T

able

1.8

-20,

RG

1.1

42 is

cha

nged

to R

evis

ion

2, N

ov 2

001,

whi

ch e

ndor

ses

AC

I 349

-97

with

the

exce

ptio

n of

App

endi

x B

(Anc

horin

g to

Con

cret

e): “

This

regu

lato

ry g

uide

del

inea

tes

the

exte

nt to

whi

ch A

CI 3

49-9

7, e

xcep

t for

App

endi

x B

, "S

teel

E

mbe

dmen

ts,"

is a

ccep

tabl

e to

the

NR

C s

taff.

In a

sep

arat

e ac

tion,

the

staf

f int

ends

to e

ndor

se A

ppen

dix

B o

f AC

I 349

-97

in a

regu

lato

ry g

uide

that

is b

eing

de

velo

ped

to a

ddre

ss a

ncho

ring

com

pone

nts

and

stru

ctur

al s

uppo

rts in

con

cret

e.”

SR

P 3

.8.3

, II.2

, Rev

2, M

arch

200

7 lis

ts u

nder

app

licab

le c

odes

AC

I 349

as

supp

lem

ente

d w

ith a

dditi

onal

gui

danc

e by

RG

1.1

42 a

nd 1

.199

.

SR

P 3

.8.4

, II.4

(A),

Rev

2, M

arch

200

7 lis

ts a

s ac

cept

ance

crit

eria

: “Fo

r con

cret

e st

ruct

ures

, the

pro

cedu

res

are

in a

ccor

danc

e w

ith A

CI 3

49, a

s su

pple

men

ted

by R

G 1

.142

. The

des

ign

and

anal

ysis

of a

ncho

rs (s

teel

em

bedm

ents

) use

d fo

r com

pone

nt a

nd s

truct

ural

sup

ports

on

conc

rete

stru

ctur

es a

re

acce

ptab

le if

foun

d in

acc

orda

nce

with

App

endi

x B

to A

CI 3

49, a

s su

pple

men

ted

by R

G 1

.199

.”

RG

1.1

99, N

ov. 2

003,

und

er C

. Reg

ulat

ory

Pos

ition

, sta

tes:

“1. T

he p

roce

dure

s an

d st

anda

rds

of A

ppen

dix

B to

AC

I 349

-01

are

acce

ptab

le to

the

NR

C s

taff

as d

escr

ibed

and

sup

plem

ente

d be

low

. The

reco

mm

enda

tions

are

app

licab

le to

the

type

s of

anc

hors

dis

cuss

ed in

Sec

tion

B.1

, "D

efin

ition

s," a

nd B

.2,

“Sco

pe,”

of A

ppen

dix

B to

AC

I 349

-01.

Sin

ce R

G 1

.199

is n

ot li

sted

in F

SA

R, R

ev. 4

, Tab

le 1

.8-2

0 as

an

appl

icab

le g

uida

nce

to S

TP 3

&4,

the

appl

ican

t is

requ

este

d to

cla

rify

whi

ch p

rovi

sion

s ar

e be

ing

used

for s

teel

em

bedm

ents

for b

oth

the

stan

dard

pla

nt s

truct

ures

and

the

site

-spe

cific

stru

ctur

es.

Issu

e 23

: [R

ecei

ved

06/2

9/20

11; N

ew A

ctio

n Ite

m] F

ollo

w-u

p Q

uest

ion

to R

AI 0

3.08

.04-

33 R

egar

ding

Con

cret

e Em

bedm

ent D

esig

n C

odes

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

23 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

Bas

ed o

n ex

cerp

ts fr

om d

ocum

ents

U7-

RW

B-S

-GD

D-6

001

and

2008

-097

34, w

e ha

ve th

e fo

llow

ing

prel

imin

ary

com

men

ts.

RA

I 599

1 ha

s be

en is

sued

in

Lette

r 384

on

the

sam

e su

bjec

t (pr

ovid

e ba

ckgr

ound

doc

umen

t to

just

ify R

WB

cla

ssifi

catio

n of

IIb

in a

ccor

danc

e w

ith R

G 1

.143

) for

NIN

A a

ctio

n. C

omm

ents

: 1.

The

use

of a

n S

RP

11.

2, B

TP 1

1-6

cons

eque

nce

anal

ysis

of r

adw

aste

tank

failu

res

is n

ot a

ppro

pria

te s

ince

the

asse

ssm

ent a

ddre

sses

offs

ite im

pact

s fo

r som

eone

ass

umed

to c

onsu

me/

use

grou

nd o

r sur

face

wat

er, e

ither

dire

ctly

(drin

king

) or i

ndire

ctly

(ing

redi

ent i

n fo

od p

rodu

cts

or fo

r liv

esto

ck w

ater

ing)

. B

TP 1

1-6

is c

lear

on

this

and

as

wel

l as

the

type

of r

adio

logi

cal a

naly

sis

that

nee

d to

be

perfo

rmed

. 2.

RG

1.1

43 a

ddre

sses

itse

lf to

dos

es fo

r som

eone

loca

ted

in th

e un

prot

ecte

d ar

ea a

nd fo

r pla

nt w

orke

rs.

RG

1.1

43, R

eg. P

ositi

on C

.5 a

nd F

ig. 1

are

cl

ear o

n th

is.

3.

Th

e ac

cept

ance

crit

eria

are

diff

eren

t: B

TP 1

1-6

appl

ies

Par

t 20,

App

. B li

quid

EC

Ls f

or m

embe

rs o

f the

pub

lic.

RG

1.1

43 a

pplie

s a

dose

of 5

00 m

rem

fo

r som

eone

loca

ted

in th

e un

prot

ecte

d ar

ea a

nd 5

rem

for w

orke

rs.

4.

Th

e de

velo

pmen

t of t

he ra

dioa

ctiv

e so

urce

term

s ar

e di

ffere

nt: B

TP 1

1-6

focu

ses

on a

sin

gle

tank

with

the

deve

lopm

ent o

f the

max

imum

exp

ecte

d ra

dio

5.

W

ith re

spec

t to

RG

1.2

06, P

art I

, C.I.

3 an

d S

RP

Sec

tions

3.2

.2 a

nd 3

.8.4

:

RG

1.2

06, S

ectio

n 3.

2.2

stat

es:

“The

app

lican

t sho

uld

indi

cate

the

exte

nt to

whi

ch it

has

follo

wed

the

reco

mm

enda

tions

of R

G 1

.26,

RG

1.1

43, a

nd R

G 1

.151

. The

app

lican

t sho

uld

iden

tify

any

diffe

renc

es b

etw

een

the

reco

mm

enda

tions

and

its

appl

icat

ion

and

just

ify e

ach

prop

osed

qua

lity

grou

p cl

assi

ficat

ion

in te

rms

of th

e re

lianc

e pl

aced

on

thos

e sy

stem

s th

at p

erfo

rm a

ny o

f the

follo

win

g fu

nctio

ns:

(1) p

reve

nt o

r miti

gate

the

cons

eque

nces

of a

ccid

ents

and

mal

func

tions

orig

inat

ing

with

in th

e R

CP

B(2

) per

mit

reac

tor s

hutd

own

and

mai

nten

ance

in th

e sa

fe s

hutd

own

cond

ition

(3) c

onta

in ra

dioa

ctiv

e m

ater

ial

For s

uch

syst

ems,

the

appl

ican

t sho

uld

spec

ify th

e pr

opos

ed d

esig

n fe

atur

es a

nd m

easu

res

that

it w

ould

app

ly to

atta

in a

qua

lity

leve

l equ

ival

ent t

o th

e le

vel

of th

e R

G 1

.26,

RG

1.1

43 a

nd R

G 1

.151

cla

ssifi

catio

ns (a

s ap

plic

able

), in

clud

ing

the

QA

pro

gram

s th

at w

ould

be

impl

emen

ted.

” 6.

SR

P S

ectio

n 3.

8.4

iden

tifie

s R

G 1

.143

as

an a

pplic

able

acc

epta

nce

crite

ria in

eva

luat

ing

othe

r stru

ctur

es a

nd n

ot S

RP

11.

2, B

TP 1

1-6.

Issu

e 24

: [R

ecei

ved

08/1

8/20

11; N

ew A

ctio

n Ite

m] F

ollo

w-u

p D

iscu

ssio

n to

RA

I 03.

08.0

4-37

Reg

ardi

ng R

adw

aste

Bui

ldin

g C

lass

iific

atio

n

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

24 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

1.

C

B/R

B d

epar

ture

ass

essm

ent u

sed

Dire

ct M

etho

d (D

M).

Wha

t was

the

met

hod

of a

naly

sis

for R

B/C

B S

SS

I dep

artu

re a

sses

smen

t (S

M o

r DM

)? I

f S

M w

as u

sed,

nee

d so

me

just

ifica

tion

that

use

of S

M fo

r the

SS

SI d

epar

ture

ass

essm

ent i

s ac

cept

able

. 2.

SS

I ana

lysi

s of

DG

FOT

used

SA

SS

I DM

. D

GFO

T an

alys

is is

bei

ng re

peat

ed u

sing

DM

to e

xtra

ct s

eism

ic S

SI s

oil p

ress

ure.

Thi

s is

acc

epta

ble

for

dete

rmin

atio

n of

SS

I pre

ssur

e, s

truct

ural

resp

onse

qua

ntiti

es, a

nd IS

RS

. H

owev

er, t

he a

pplic

ant s

houl

d de

mon

stra

te th

at th

e se

ism

ic in

put (

i.e.,

ampl

ified

in

put s

pect

ra d

ue to

pre

senc

e of

the

near

by h

eavy

stru

ctur

es) u

sed

for S

SI a

naly

sis

of D

GFO

T is

not

affe

cted

whe

n m

odifi

ed s

ubtra

ctio

n m

etho

d (M

SM

) is

used

for t

he re

anal

ysis

(to

addr

ess

DN

FSB

issu

es) o

f the

nea

rby

heav

y st

ruct

ures

.

3.

S

SI a

naly

sis

for t

he R

SW

PT

used

DM

. Th

is is

acc

epta

ble

for d

eter

min

atio

n of

SS

I pre

ssur

e (n

eed

to v

erify

whe

ther

SS

I soi

l pre

ssur

e w

as e

xtra

cted

fro

m th

e D

M),

stru

ctur

al re

spon

se q

uant

ities

, and

ISR

S.

How

ever

, the

app

lican

t sho

uld

dem

onst

rate

that

the

seis

mic

inpu

t (i.e

., am

plifi

ed in

put s

pect

ra d

ue

to p

rese

nce

of th

e ne

arby

hea

vy s

truct

ure)

use

d fo

r SS

I ana

lysi

s of

RS

WP

T is

not

affe

cted

whe

n M

SM

is u

sed

for t

he re

anal

ysis

(to

addr

ess

DN

FSB

issu

es) o

f the

nea

rby

heav

y st

ruct

ures

.

4.

Fo

r UH

S/R

SW

PH

, SS

I ana

lysi

s is

bei

ng re

peat

ed u

sing

MS

M.

ISR

S b

ased

on

SM

will

be

mod

ified

as

a re

sult

of th

e ne

w a

naly

sis

resu

lts b

ased

on

MS

M.

Stru

ctur

al d

esig

n ba

sed

on S

M re

mai

ns u

ncha

nged

. A

sses

smen

t of t

he Im

pact

of M

SM

on

the

desi

gn o

f bea

ms

and

colu

mn

with

in th

e ba

sin

is n

ot

com

plet

e. S

TP d

id n

ot p

erfo

rm a

dire

ct e

valu

atio

n of

the

desi

gn o

f the

sel

ecte

d pa

nels

of U

HS

/RS

W P

ump

Hou

se u

sing

the

mod

ified

ave

rage

acc

eler

atio

ns

obta

ined

from

the

MS

M.

Inst

ead,

STP

use

d a

mar

gin

anal

ysis

bas

ed o

n th

e S

SI T

H a

naly

sis

and

the

equi

vale

nt s

tatic

met

hod

used

in th

e de

sign

. S

taff

indi

cate

d th

at w

hile

equ

ival

ent s

tatic

ana

lysi

s ge

nera

lly y

ield

s co

nser

vativ

e re

sults

, it w

ill fu

rther

ass

ess

the

use

of th

is a

ppro

ach

from

des

ign

stan

dpoi

nt fo

r ac

cept

abili

ty.

5.

W

hile

SS

I soi

l pre

ssur

es o

btai

ned

usin

g bo

th th

e S

M a

nd th

e M

SM

wer

e in

gen

eral

com

para

ble

(See

Fig

ure

4.13

of J

uly

27 p

rese

ntat

ion)

, the

resu

lts,

pres

ente

d at

Jul

y 27

, aud

it, d

id n

ot fu

lly d

emon

stra

te a

ccep

tabi

lity

of th

e so

il pr

essu

re o

btai

ned

from

eith

er th

e M

SM

or S

M in

com

paris

on to

resu

lts o

btai

ned

from

the

DM

. S

TP’s

pro

ject

spe

cific

con

firm

atio

n of

the

MS

M m

etho

d (u

sing

CB

SS

I ana

lysi

s) o

r the

SS

SI

anal

ysis

per

form

ed fo

r on

e m

odel

(con

sist

ing

of R

WB

, RS

W T

unne

l, an

d R

B) d

id n

ot in

clud

e an

y co

mpa

rison

of t

he tr

ansf

er fu

nctio

ns o

fth

e so

il pr

essu

re p

aram

eter

at t

he in

tera

ctio

n no

des

at th

e ex

terio

r wal

ls a

nd th

e in

tera

ctin

g ad

jace

nt b

uild

ing

wal

ls.

STP

indi

cate

d th

atpo

tent

ial i

mpa

ct o

n de

sign

of a

ny c

hang

es in

soi

l dis

tribu

tion

due

to m

etho

d of

ana

lysi

s w

ill b

e de

mon

stra

ted

by e

ngin

eerin

g ju

dgm

ent.

The

staf

f will

furth

er re

view

and

dis

cuss

this

issu

e w

ith S

TP.

6.

D

GFO

SV

SS

I ana

lysi

s is

bei

ng re

vise

d us

ing

MS

M.

Forc

es a

nd a

ccel

erat

ions

and

ISR

S w

ere

gene

rate

d. D

esig

n is

not

exp

ecte

d to

cha

nge.

Thi

s is

ac

cept

able

to th

e st

aff.

How

ever

, the

app

lican

t sho

uld

dem

onst

rate

that

the

seis

mic

inpu

t (i.e

., am

plifi

ed in

put s

pect

ra d

ue to

pre

senc

e of

the

near

by h

eavy

st

ruct

ure)

use

d fo

r SS

I ana

lysi

s of

DG

FOS

V is

not

affe

cted

whe

n M

SM

is u

sed

for t

he re

anal

ysis

(to

addr

ess

DN

FSB

issu

es) o

f the

nea

rby

heav

y st

ruct

ures

. 7.

For S

SS

I ana

lysi

s (fo

r soi

l pre

ssur

e de

term

inat

ion

cons

ider

ing

inte

ract

ion

of a

djac

ent b

uild

ing)

onl

y on

e m

odel

(con

sist

ing

of R

WB

, RS

W T

unne

l, an

d R

B) w

as e

valu

ated

usi

ng th

e D

M, S

M, a

nd M

SM

. S

TP h

as c

ompl

eted

the

anal

ysis

onl

y fo

r the

low

er b

ound

soi

l cas

e (U

B c

ase

usin

g ba

ckfil

l will

als

o be

pe

rform

ed).

Pre

limin

ary

resu

lts in

dica

te th

at a

bsol

ute

soil

pres

sure

pro

file

obta

ined

from

SM

and

MS

M in

som

e in

stan

ces

(par

ticul

arly

for e

xter

ior w

alls

) did

no

t com

pare

wel

l with

thos

e ob

tain

ed fr

om th

e D

M.

How

ever

, max

imum

tota

l wal

l for

ce (o

btai

ned

from

the

TH a

naly

sis)

due

to s

oil p

ress

ure

in g

ener

al is

w

ithin

5%

for a

ll th

ree

met

hods

. Bas

ed o

n th

is a

naly

sis,

STP

pre

limin

arily

con

clud

edth

at th

e so

il pr

essu

re o

btai

ned

from

SM

is a

ccep

tabl

e. F

urth

er c

larif

icat

ions

rega

rdin

g th

e en

tries

(inc

ludi

ng h

ow th

ey w

ere

com

pute

d)pr

esen

ted

in T

able

5.1

pro

vide

d by

STP

at J

uly

27 A

udit

are

need

ed. T

he p

oten

tial i

mpa

ct o

n de

sign

of a

ny c

hang

es in

soi

l pre

ssur

edi

strib

utio

n du

e to

met

hod

of a

naly

sis

will

be

addr

esse

d in

item

5 a

bove

.

Issu

e 25

: [R

ecei

ved

08/1

8/20

11; N

ew A

ctio

n Ite

m] F

ollo

w-u

p Q

uest

ion

to R

AI 0

3.07

.01-

29 -

DN

FSB

Issu

es R

elat

ed to

the

SASS

I Sub

trac

tion

Met

hod

C:\D

ocum

ents

and

Set

tings

\030

021\

Des

ktop

\NR

C 1

1092

7 A

udit\

3.7

& 3

.8 P

unch

Lis

t Pos

t Sep

tem

ber A

udit.

xls

CO

LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

25 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

8.

S

TP s

houl

d re

eval

uate

Cla

rific

atio

n Is

sue

3 fo

r est

ablis

hing

sei

smic

dem

and

of II

/I an

d ap

plic

able

Cat

egor

y I s

truct

ures

in li

ght o

f DN

FSB

issu

e an

d in

itiat

e ap

prop

riate

act

ions

incl

udin

g an

y re

visi

on o

f the

am

plifi

ed in

put s

pect

ra fo

r sta

bilit

y ev

alua

tion

and

FSA

R.

9.

S

TP s

houl

d re

view

all

the

Pun

ch L

ist I

tem

s an

d an

y ap

plic

able

RA

I res

pons

es to

det

erm

ine

if an

y of

the

resp

onse

s pr

evio

usly

pro

vide

d sh

ould

be

revi

sed

as a

resu

lt of

the

asse

ssm

ent p

erfo

rmed

for a

ddre

ssin

g D

NFS

B is

sues

. 10

. T

he is

sue

of z

ero

SS

SI p

ress

ure

on p

ortio

ns o

f the

RS

WP

H N

orth

wal

l (Fi

gure

3H

.6-2

19, l

ette

r NR

C-1

1009

6) w

as fu

rther

dis

cuss

ed w

ith S

TP a

t Jul

y 27

, 201

1 m

eetin

g. I

t was

indi

cate

d th

at th

ere

is a

gap

at t

hese

loca

tions

bet

wee

n th

e R

SW

PT

sout

h w

all a

nd th

e R

SW

PH

nor

th w

all f

illed

by

the

com

pres

sibl

e m

ater

ial.

How

ever

, for

bet

ter c

larit

y an

d un

ders

tand

ing

of th

e an

alys

is m

odel

, STP

is re

ques

ted

to p

rovi

de a

n en

gine

erin

g sk

etch

sho

win

g ty

pica

l sec

tions

bet

wee

n th

e R

SW

PT

and

RS

WP

H in

clud

ing

the

tunn

el e

ntrie

s to

the

RS

WP

H.

In a

dditi

on it

was

not

ed th

at S

ectio

n 7

of F

igur

e 1

(see

sei

smic

soi

l pre

ssur

e ha

ndou

t of J

uly

27 m

eetin

g) w

as c

ut th

roug

h R

SW

PH

nor

th w

all,

inte

r spa

ce

betw

een

the

tunn

el e

ntrie

s to

the

RS

WP

H n

orth

wal

l, R

SW

tunn

el c

ross

sec

tion,

and

oth

er b

uild

ings

. H

owev

er F

igur

e 3H

.6-2

11 (s

ee le

tter N

RC

-110

042

- 2D

S

SS

I mod

el o

f RS

WP

H, R

SW

PT,

DG

FOS

Vs,

and

RB

) ind

icat

es th

at th

e ac

tual

SS

SI m

odel

sec

tion

has

been

cut

thro

ugh

the

tunn

el e

ntrie

s to

the

RS

WP

H

inst

ead

of th

e in

ter s

pace

bet

wee

n th

e tu

nnel

ent

ries

as d

epic

ted

in S

ectio

n 7.

Whi

le th

e S

SS

I mod

el a

naly

zed

appe

ars

to b

e co

nsis

tent

with

the

soil

pres

sure

sho

wn

in F

igur

e 3H

.6-2

19, t

he re

sulti

ng S

SS

I pre

ssur

e m

ay n

ot c

onse

rvat

ivel

y re

pres

ent t

he in

tera

ctio

n pr

essu

re th

at c

ould

dev

elop

on

RS

WP

H

Nor

th w

all a

nd R

SW

PT

sout

h w

all t

hrou

gh in

tera

ctio

n of

soi

l in

the

spac

e en

clos

ed b

y th

e tu

nnel

ent

ries,

RS

WP

H N

orth

wal

l, an

d R

SW

PT

sout

h w

all.

The

ap

plic

ant i

s re

ques

ted

to a

ddre

ss th

is is

sue

and

dem

onst

rate

that

SS

SI i

nter

actio

n pr

essu

re u

sed

for d

esig

n is

stil

l con

serv

ativ

e.

11.

Ten

tativ

e. F

or U

HS

/RS

WP

H, R

SW

Tun

nel (

SS

SI p

ress

ure)

, and

DG

FOS

V, n

eed

furth

er d

emon

stra

tion

of s

oil p

ress

ure

com

para

bilit

y at

the

inte

ract

ion

node

s at

the

exte

rior a

nd in

terio

r wal

l bet

wee

n D

M a

nd S

M/M

SM

for j

ustif

ying

the

basi

s of

SS

I/SS

SI s

oil p

ress

ure.

Fol

low

ing

or o

ther

opt

ions

may

be

cons

ider

ed:

1.

Com

paris

on o

f SS

I soi

l pre

ssur

e tra

nsfe

r fun

ctio

n ob

tain

ed fr

om C

B a

naly

sis

by D

M a

nd S

M/M

SM

at s

elec

ted

exte

rior w

all n

odes

as

par

t of p

roje

ct s

peci

fic c

onfir

mat

ion

(Poi

sson

’s ra

tio 0

.495

)

2.

Com

paris

on o

f soi

l pre

ssur

e tra

nsfe

r fun

ctio

ns (f

or th

e S

SS

I mod

el c

onsi

stin

g of

RW

B, R

SW

Tun

nel,

and

RB

) at r

epre

sent

ativ

e

i

nter

actio

n no

des

for b

oth

exte

rior a

nd in

terio

r wal

ls fo

r the

thre

e m

etho

ds

For t

he m

odel

dis

cuss

ed in

item

2 a

bove

, com

paris

on o

f soi

l pre

ssur

e di

strib

utio

n ob

tain

ed fr

om th

e th

ree

met

hods

at t

he c

orre

spon

ding

tim

eat

whi

ch th

e m

axim

um to

tal p

ress

ure

had

occu

rred

.

C:\D

ocum

ents

and

Set

tings

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ktop

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udit\

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& 3

.8 P

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ectio

ns: 3

.7 a

nd 3

.8

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age

26 o

f 27

Oct

ober

7, 2

011

Cla

rific

atio

ns fr

om N

RC

So

uth

Texa

s Pr

ojec

t Uni

ts 3

& 4

The

NR

C h

as re

view

ed N

INA

's re

spon

se to

the

DO

E is

sue

with

resp

ect t

o se

ism

ic d

esig

n lo

ads

on th

e U

ltim

ate

Hea

t Sin

k / P

ump

Hou

se s

truct

ure.

NIN

A

dem

onst

rate

d th

at c

hang

es in

dem

and

attri

buta

ble

to th

e M

odifi

ed S

ubtra

ctio

n M

etho

d (M

SM

), as

opp

osed

to th

e or

igin

al S

ubtra

ctio

n M

etho

d (S

M) a

naly

sis,

ar

e ad

equa

tely

cov

ered

by

the

exis

ting

mar

gins

due

to c

onse

rvat

ive

appl

ied

seis

mic

load

s, a

nd h

ence

the

chan

ge to

MS

M d

oes

not a

ffect

the

desi

gn.

Her

ein,

"m

argi

ns" r

efer

s to

the

amou

nt b

y w

hich

the

appl

ied

seis

mic

des

ign

load

s, a

s ca

lcul

ated

usi

ng a

SA

P20

00 e

quiv

alen

t sta

tic m

odel

, exc

eed

thos

e sa

me

load

s as

cal

cula

ted

from

the

SS

I ana

lyse

s. .

The

NR

C h

as ra

ised

two

conc

erns

rega

rdin

g qu

antif

icat

ion

of th

e m

argi

ns:

1. T

he N

RC

is a

skin

g fo

r fur

ther

ver

ifica

tion,

bey

ond

wha

t has

bee

n de

mon

stra

ted

in th

e V

&V

pro

cess

, tha

t sec

tion

cut f

orce

s ba

sed

on e

lem

ent f

orce

s fro

m

SS

I ana

lysi

s us

ing

SA

SS

I200

0 ar

e co

rrec

t.

2. T

he N

RC

is a

lso

aski

ng fo

r fur

ther

ver

ifica

tion

that

the

so-c

alle

d co

arse

mes

h us

ed in

the

SS

I ana

lyse

s is

suf

ficie

ntly

refin

ed fo

r det

erm

inat

ion

of s

ectio

n cu

t for

ces.

Pro

pose

d R

espo

nse:

NIN

A p

ropo

ses

the

follo

win

g tw

o in

depe

nden

t ana

lyse

s to

add

ress

the

two

NR

C c

once

rns:

1. B

ench

mar

k: T

o co

nfirm

that

the

sect

ion

cut f

orce

s fro

m S

SI a

naly

sis

usin

g S

AS

SI2

000

are

calc

ulat

ed c

orre

ctly

, a d

ynam

ic a

naly

sis

perfo

rmed

in

SA

SS

I200

0 w

ill b

e re

peat

ed u

sing

SA

P20

00 w

ith a

n id

entic

al m

odel

and

inpu

t. Th

e m

odel

s w

ill b

e id

entic

al to

the

so-c

alle

d co

arse

mes

h m

odel

use

d fo

r S

SI a

naly

sis

of U

HS

/RS

W P

H, b

ut w

ill b

e ru

n as

fixe

d ba

se.

Inpu

t gro

und

mot

ions

will

be

the

site

-spe

cific

SS

E, t

he re

sults

from

the

thre

e se

ism

ic

com

pone

nts

will

be

com

bine

d us

ing

SR

SS

, and

onl

y th

e fu

ll ba

sin

case

will

be

cons

ider

ed.

Com

paris

on w

ill in

clud

e al

l sec

tion

cut f

orce

s fro

m th

e sa

me

19

loca

tions

list

ed in

Tab

les

03.0

7.01

-29

S1.

16 a

nd 0

3.07

.01-

29 S

1.17

of t

he d

raft

RA

I res

pons

e 03

.07.

01-2

9 S

1. I

f sec

tion

cut f

orce

s fro

m th

e tw

o an

alys

es

are

with

in a

ppro

xim

atel

y 10

%, t

he s

ectio

n cu

t for

ces

from

the

SS

I ana

lysi

s us

ing

SA

SS

I200

0 w

ill b

e co

nsid

ered

cor

rect

.

2. M

esh

Ref

inem

ent:

To c

onfir

m th

at th

e co

arse

mes

h m

odel

of t

he S

SI a

naly

sis

of th

e U

HS

/RS

W P

H u

sing

Mod

ified

Sub

tract

ion

Met

hod

is s

uffic

ient

ly

refin

ed fo

r det

erm

inat

ion

of s

ectio

n cu

t for

ces,

a d

ynam

ic a

naly

sis

perfo

rmed

in S

AS

SI2

000

will

be

repe

ated

usi

ng a

mes

h th

at h

as b

een

mod

ified

to b

est

appr

oxim

ate

that

use

d in

the

SA

P20

00 d

esig

n m

odel

usi

ng e

quiv

alen

t sta

tic m

etho

d. T

he m

odel

s an

d in

put m

otio

ns w

ill b

e id

entic

al e

xcep

t for

this

mes

h m

odifi

catio

n. B

oth

dyna

mic

ana

lyse

s w

ill b

e ru

n us

ing

fixed

bas

e bo

unda

ry c

ondi

tions

sub

ject

to s

ite-s

peci

fic S

SE

gro

und

mot

ions

con

side

ring

both

full

and

empt

y ba

sin

case

s. T

he re

sults

from

the

thre

e se

ism

ic c

ompo

nent

s w

ill b

e co

mbi

ned

usin

g S

RS

S.

Com

paris

on w

ill in

clud

e al

l sec

tion

cut f

orce

s fro

m th

e sa

me

19 lo

catio

ns li

sted

in T

able

s 03

.07.

01-2

9 S

1.16

and

03.

07.0

1-29

S1.

17 o

f the

dra

ft R

AI r

espo

nse

03.0

7.01

-29

S1.

If s

ectio

n cu

t for

ces

are

with

in

10%

, the

SS

I coa

rse

mes

h w

ill b

e co

nsid

ered

ade

quat

ely

refin

ed fo

r det

erm

inat

ion

of s

ectio

n cu

t for

ces

from

MS

M S

SI a

naly

sis.

For

any

sec

tion

whe

re th

e se

ctio

n cu

t for

ces

from

the

mod

ified

mes

h ar

e hi

gher

by

mor

e th

an 1

0%, t

he c

orre

spon

ding

sec

tion

cut f

orce

s fro

m th

e M

SM

SS

I ana

lysi

s w

ill b

e in

crea

sed

by th

e sa

me

% in

crea

se p

rior t

o co

mpa

rison

with

the

sect

ion

cut f

orce

s fro

m th

e S

AP

2000

des

ign

mod

el fo

r dem

onst

ratin

g ad

equa

cy o

f the

exi

stin

g de

sign

.

Issu

e 26

: [D

iscu

ssed

09/

30/2

011;

New

Act

ion

Item

] As

disc

usse

d at

the

Aud

it on

09/

30/1

1

C:\D

ocum

ents

and

Set

tings

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ktop

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C 1

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udit\

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.8 P

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udit.

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LA S

ectio

ns: 3

.7 a

nd 3

.8

P

age

27 o

f 27

SUBJECT: Proposed Approach, Calculation of Dose to Site Personnel for Classification of the RWB

RG 1.143 requires the determination of the “maximum unmitigated exposure to site personnel” in order to classify radwaste systems, structures and components. The following are the essential elements of the methodology used to calculate the exposure to site personnel for the classification of the STP 3&4 Radwaste Building (RWB).

� The “maximum unmitigated exposure to site personnel” as used in RG 1.143 is the exposure to site personnel that results from “the total design basis unmitigated release (considering the maximum inventory)”.

� The term “unmitigated release,” as used in RG 1.143, implies no reliance on the active systems in the RWB that function to mitigate radioactivity releases during abnormal operation or unusual restrictions on personnel access to reduce exposure. Therefore, only passive features in the RWB (e.g., building walls) are assumed to exist during an unmitigated release scenario.

� Since each area of the RWB is designed to retain the activity from components in the area, the activity released from a liquid containing component (e.g., a tank) will remain localized in the associated cubicle.

� The unmitigated release causes a reconfiguration of the radiation sources in each cubicle (i.e., the liquid will collect in the bottom of the cubicle). The normal features of the RWB provide shielding to reduce the direct dose rate in normally accessible areas of the RWB.

� The maximum exposure to site personnel is calculated based on dose rates resulting from the configuration of the radiation sources following the unmitigated release and the following exposure scenario:

o The maximally exposed site person is an operator that works continuously in the RWB for one year following the unmitigated release.

o The operator is assumed to spend 40 hours per week for 50 weeks in the RWB (2000 hours in one year).

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