Chapter 02 - Substructure SECTION 02 ABUTMENT (SUB … · · 2017-09-18Chapter 02 - Substructure....

OFFICE OF STRUCTURES STRUCTURAL DETAIL MANUAL

Chapter 02 - Substructure

SECTION 02

ABUTMENT (SUB-AB)

cL bearing

*

**

SECTION

1 4

DATE:

STATE HIGHWAY ADMINISTRATION

DEPARTMENT OF TRANSPORTATION

STATE OF MARYLAND

SHEET OF

APPROVAL

Scale: 3/8 ’’ = 1’-0’’

OFFICE OF STRUCTURES

DIRECTOR


Slope

protection

**

Vari

es

For abutment drainage, see

1’-

0’’

Max. batter

4 : 12

T/2 T/2

T = stem thickness

Su

bstr

uctu

re C

on

crete

Fo

oti

ng

Concre

te

2’-

0’’

min

.

Concre

te

6’’

1’-6’’

Mix

No

. 6

M

ix N

o. 3 C

oncre

te

1’-6’’3’-0’’

6’-0’’

**

Minimum dimensions shown,

utilize dimensioning as

required by design.

TYPICAL SECTION FOR CANTILEVER ABUTMENTS ON PILES CARRYING STEEL GIRDERS WITH STEEL FIXED

BEARINGS OR STEEL EXPANSION BEARINGS WITH LENGTHCONTRIBUTING TO EXPANSION < 70 FT.

Notes:

All dimensions measured

to L of bearing.

For elevations see

sheets containing

abutment Elevation

views

2’’ min.

The use of stay-in-place forms is

prohibited in this area of the deck

* FOR OFFICE USE ONLY *

SUB-AB-101

SU

BS

TR

UC

TU

RE

- AB

UT

Std. No. SUB-DR-201

2 ply membrane

waterproofing

16’’ min. width

centered

on joint (typ.)

Top of

roadway

Construction joint

with 2’’ x 4’’ key

centered on joint

Top of approach

roadway subgrade

c

Varies

1’-0’’

See note

below

5’’ min. reinforced

concrete bearing pad

If concrete slope

protection is used, add

one layer ot tar paper

full contact area where

substructure unit is

adjacent to slope

protection. The open

joint that remains after

slope protection has

cured shall be filled

with joint sealer

conforming to

Specifications.

Sloped to drain 1/4 ’’/ft.

Limits of epoxy protective coating

for backwall and bridge seat areas

Top of backwall to

match underside of

diaphragm. Use 2 ply

roofing paper bond

breaker.

6’’

* GUIDE SHEET FOR PLAN DEVELOPMENT ONLY - DO NOT INCLUDE THIS SHEET IN CONTRACT PLANS *

1.0

VERSION

DETAIL NO.

06-26-2013

cL bearing

**

SECTION

2 4

DATE:



STATE OF MARYLAND

SHEET OF

APPROVAL

Scale: 3/8 ’’ = 1’-0’’


DIRECTOR


**

Vari

es


1’-

0’’

T/2 T/2

T = stem thickness

Su

bstr

uctu

re C

on

crete

Fo

oti

ng

Concre

te

2’-

0’’

min

.

Concre

te

6’’

1’-6’’

Mix

No

. 6

M

ix N

o. 3 C

oncre

te

1’-6’’3’-0’’

6’-0’’

**

Slopeprotection

Max. batter4 : 12*Minimum dimensions shown,


required by design.

TYPICAL SECTION FOR CANTILEVER ABUTMENTS ON PILES CARRYING PRESTRESSED CONCRETE GIRDERS WITH

ELASTOMERIC FIXED BEARINGS OR ELASTOMERIC EXPANSIONBEARINGS WITH LENGTH CONTRIBUTING TO EXPANSION < 70 FT.

Notes:All dimensions measured to L of bearing.

2’’ min.

For elevations seesheets containingabutment Elevationviews



* FOR OFFICE USE ONLY * SU

BS

TR

UC

TU

RE

- AB

UTSUB-AB-101

Std. No. SUB-DR-201

1’-0’’

See notebelow

Varies

2 ply membrane waterproofing16’’ min. widthcentered on joint (typ.)

Top of roadway

Top of approachroadway subgrade

5’’ min. reinforcedconccrete bearing pad

Construction joint with 2’’ x 4’’ key centered on joint

c

Sloped todrain 1/4 ’’/ft.

If concrete slope





adjacent to slope





with joint sealer

conforming to

Specifications.

Closed cell neoprene sponge elastomer 1 1/2 ’’ thick x 7’’ wide for full length conforming to Section 911.10 seated in 7 1/4 ’’ x 1/2 ’’ deep key centered in backwall

Limits of epoxy protective coating for backwall and bridge seat areas

6’’


1.0

VERSION

DETAIL NO.

06-26-2013

3 4

DATE:



STATE OF MARYLAND

SHEET OF

APPROVAL


DIRECTOR


Scale: 3/8 ’’ = 1’-0’’

2’-1

’’

(ty

p.)

*

1.

2.

Notes:

All dimensions, bar sizes, and bar

spacings are minimum; if required

by design, modify.

Contractor has option of lapping

stem reinforcing and dowels as

reinforcement with no splicing.

However, no additional

compensation to Contractor will

be allowed for whichever

shown; or extending dowel

*

2’’ cl.

For bearing pad

BR-SB(6.02)-80-121

*2’’ cl.

1’-9

’’

*

1’-

0’’

#6 bars @ 1’-0’’ min. or

as required by design

3’’

cl.

3 - #6 bars each

way over piles

*2’’ cl.

cL bearing

2’’ cl.

1’-3

’’

#5 bent bars @ 1’-0’’ c/c

(epoxy coated)

FOR STEEL GIRDERS

TYPICAL SECTION FOR CANTILEVER ABUTMENTS ON PILES WITH FIXED BEARINGS OR EXPANSION BEARINGS WITH

LENGTH CONTRIBUTING TO EXPANSION < 70 FT.REINFORCEMENT DETAILS

#5 bars @ 1’-0’’ min. c/c or


(epoxy coated) (typ.)

#5 bars spaced as

shown (epoxy coated)

(typ.) 1’-0’’ c/c

DETAIL ’A’

FOR PRESTRESSED CONCRETE GIRDERS

Steel bearing details

shown, see Detail ’A’

on this sheet for

prestressed concrete girders

2’’

cl.

See bar lap charts

for dimension

#5 dowel bars @ 1’-0’’ min. or


See bar development length

charts for dimension

#5 bars @ 1’-0’’ c/c

min. or as required

by design

#5 bars bent as shown

@ 1’-0’’ c/c

#5 bars placed as

shown

SECTION WITH REINFORCEMENT

**

3.**

3’’

cl.

3’’

#5 bars @ 1’-0’’ min. or


reinforcing, see Std. No.

4-#5 bars spaced as shown

min. (epoxy coated) add #5 bars

as required @ 1’-0’’ c/c

#5 bars spaced @ 1’-0’’ c/c

(or larger as required by design)

#5 dowel bars @ 1’-0’’ c/c



SUB-AB-101

SU

BS

TR

UC

TU

RE

- AB

UT

2’’ cl.

below

key

7 1/4 ’’ x 1/2 ’’

deep key

2 ply membrane waterproofing16’’ min. widthcentered on joint (typ.)

alternative is selected.

For abutment modifications

carrying prestressed concrete

girders see Detail ’A’

this sheet.

#5 bars @ 1’-0’’ c/c



1.0

VERSION

DETAIL NO.

06-26-2013

4 4

DATE:



STATE OF MARYLAND

SHEET OF

APPROVAL

Scale: 3/8 ’’ = 1’-0’’


DIRECTOR


Scale: 3/8 ’’ = 1’-0’’

Slope

protection

**For abutment drainage, see

For stub abutments, chamfer top of footing to follow

1’-

0’’

Max. batter

4 : 12

T = stem thickness

1’-6’’ 1’-6’’3’-0’’

6’-0’’

**

Fo

oti

ng

Concre

te

Su

bstr

uctu

re

Concre

te

c

*

**

2’’ cl.

1’-3’’ (typ.)

2’’ cl.

#5 bars @ 1’-0’’ c/c

2’’ cl.

3’’

cl.

#5 bars @ 1’-0’’ c/c

(epoxy coated)

Top of beam seat

2’’ cl.

Top of beam seat

See note

below

Note:


to L of bearing.

TYPICAL SECTION FOR STUB ABUTMENTS ON PILES WITH FIXED BEARINGS OR EXPANSION BEARINGS WITH

LENGTH CONTRIBUTING TO EXPANSION < 70 FT.



required by design.

If concrete slope





adjacent to slope





with joint sealer

conforming to

Specifications.

3’’ cl.

(typ.)

#5 bars placed

as shown

6’’

T/2 T/2

TYPICAL SECTION

3’-

0’’

min

.

slope. Use 2:1 unless

otherwise noted on

abutment sheets.

#5 bars bent as shown

@ 1’-0’’ c/c

Notes:

For beam seat, beam

pad and backwall details,

see Sheets 1,2 and 3

of this standard.

3’’

#6 bars @ 1’-0’’ min.

or as required by design

3-#6 bars each way

over piles

#5 bars @

1’-0’’ c/c min.

or as required

by design

2’’ cl. min.

1’-3’’

4-#5 bars spaced as

shown min. (epoxy coated)

add #5 bars as required

@ 1’-0’’ c/c

TYPICAL SECTION WITH REINFORCEMENT


BS

TR

UC

TU

RE

- AB

UT


SUB-AB-101

Std. No. SUB-DR-201

1.0

VERSION

DETAIL NO.

06-26-2013

1 1

DATE:



STATE OF MARYLAND

SHEET OF

APPROVAL

2 ply membrane

c Brg.

SECTION ABOVE BRIDGE SEAT

Scale: 1/4 ’’ = 1’-0’’

Normal wing wall reinforcing

1’-0’’ (min.)

SECTION BELOW BRIDGE SEAT

Scale: 1/4 ’’ = 1’-0’’

waterproofing 16’’ min.

Epoxy coated

reinf. steel

Lap

Lap

Normal reinforcing steel lapped

with longitudinal reinforcing in

backwall (typ.)

Normal wing

wall reinforcing

Lap + 3’’ (typ.)

1.

2.


DIRECTOR


cL Exterior

girder

cL Exterior

girder

width centered on joint

WING WALL/ABUTMENT CONNECTIONS FOR FIXEDBEARINGS OR EXPANSION BEARINGS WITH LENGTH

CONTRIBUTING TO EXPANSION < 70 FT.REINFORCING DETAILS


BS

TR

UC

TU

RE

- AB

UTSUB-AB-102

Epoxy coated

cheek wall

reinforcing

Normal abutment

stem reinforcing

Note:

For bar lap lengths, see

appropriate bar lap charts.

For normal reinforcing steel size

and spacing refer to typical

abutment and wing wall sections.

Loose corner bar

to match spacing

and size of bars

being lapped

(typ.). As an option

to a loose corner

bar, the longitudinal

steel may be

extended and bent

to the required lap.

Construction joint

with 2’’ x 4’’ key for

backwall up to 1’-3’’ thick, over

1’-3’’ thick use 3’’ x 6’’ key


1.0

VERSION

DETAIL NO.

12-20-2011

cL bearing

*Minimum dimensions shown,

**

SECTION

1 4

DATE:



STATE OF MARYLAND

SHEET OF

APPROVAL

Scale: 3/8 ’’ = 1’-0’’


DIRECTOR


1’-

0’’

Max. batter

4 : 12

1’-6’’ 1’-6’’3’-0’’

6’-0’’

**

***

****

If concrete slope


one layer of tar paper



adjacent to slope

protection. The open joint

joint sealer conforming

to Specifications.

X = joint opening dimension

** *

TYPICAL SECTION FOR CANTILEVER ABUTMENTS ON PILES CARRYING STEEL GIRDERS WITH

STEEL EXPANSION BEARINGS WITHLENGTH CONTRIBUTING TO EXPANSION > 70 FT.

that remains after slope

protection has cured

shall be filled with

Notes:


to L of bearing.



and columns at wing walls, see

3’-

0’’

min

.

Footer shall be wide enough

so that entire cross beam

support column rests on it

8’’

Top of backwall to match

underside of diaphragm. Use

2 ply roofing paper bond breaker

1’-6’’ x 2’-2’’ exp. jt. cross

beam support columns equally

spaced at 15’-0’’ max. c/c

across rear face of abutment

stem. For staged construction

1’-6’’

Expansion joint

cross beam shall

not be placed

until adjacent

deck placement

Construction joint

with 2’’ x 6’’ x 6’’ key


has been completed

Construction joint with

2’’ x 6’’ x 1’-2’’ key

Slope

protection

Fo

oti

ng

Co

ncre

te

2’-

0’’

min

.

Mix

No

. 3

Co

ncre

te

T/2

stem thickness

6’’

T/2

*

**

Su

bstr

uctu

re C

on

crete

Co

ncre

te

Mix

No

. 6

***

T =

Backwall

For elevations see

sheets containing

abutment Elevation views

2’’ min.

between L to L exterior stringers.c cX

Vari

es

2’-

0’’

1’-

0’’

The Contractor has the option

to cast the exp. jt. cross beam

support column monolithically with

the abutment and backwall stem

or in a separate pour. No

additional compensation will

be given for either

alternate selected.


BS

TR

UC

TU

RE

- AB

UTSUB-AB-201

Std. No. SUB-DR-202

Std. No. SUB-AB-202.

c

utilize dimensions as

required by design.

Varies

1’-0’’

Top of

roadway

2 ply membrane



all around (typ.)

Construction joint


centered on joint

See note

below




Limits of epoxy

protective coating

for backwall and

bridge seat areas

Top of

approach

roadway

subgrade

2’-2’’


see chart on joint seal

details.

1.0

VERSION

DETAIL NO.

10-03-2013

cL bearing

*Minimum dimensions shown,

**

SECTION

2 4

DATE:



STATE OF MARYLAND

SHEET OF

APPROVAL

Scale: 3/8 ’’ = 1’-0’’


DIRECTOR


Slope

protection

**

1’-

0’’

Max. batter

4 : 12

Su

bstr

uctu

re C

on

crete

Fo

oti

ng

Co

ncre

te

2’-

0’’

min

.

Co

ncre

te

6’’

1’-6’’

Mix

No

. 6

M

ix N

o.

3 C

on

cre

te

1’-6’’3’-0’’

6’-0’’

**

8’’1’-6’’

***

****

Expansion joint

cross beam shall

not be placed

until adjacent

deck placement

Construction joint

with 2’’ x 6’’ x 6’’ key


has been completed

2’-

0’’

1’-

0’’

T/2

stem thickness

X***

T/2

T =

Vari

es

Backwall

If concrete slope


one layer of tar paper



adjacent to slope

protection has cured

joint sealer conforming

to Specifications.

X = joint opening dimension

that remains after slope

protection. The open joint

shall be filled with

TYPICAL SECTION FOR CANTILEVER ABUTMENTS ON PILES CARRYING PRESTRESSED CONCRETE GIRDERS

WITH ELASTOMERIC EXPANSION BEARINGSWITH LENGTH CONTRIBUTING TO EXPANSION > 70 FT.

2’’ min.


Notes:


to L of bearing.

For elevations see

sheets containing

abutment Elevation

views


3’-

0’’

min

.

****

1’-6’’ x 2’-2’’ exp. jt. cross

beam support columns equally

spaced at 15’-0’’ max. c/c

across rear face of abutment

stem. For staged construction

and columns at wing walls, see

Construction joint with

2’’ x 6’’ x 1’-2’’ key

Footer shall be wide enough

so that entire cross beam

support column rests on it

Top of backwall to match underside of

diaphragm. Use closed cell neoprene sponge

elastorer 1 1/2 ’’ thick x 7’’ wide for full length,

conforming to Section 911.10, seated in

7 1/4 ’’ X 1/2 ’’ deep key centered in backwall

between L to L exterior stringers.c c

The Contractor has the option

to cast the exp. jt. cross beam

support column monolithically with

the abutment and backwall stem

or in a separate pour. No

additional compensation will

be given for either

alternate selected.


BS

TR

UC

TU

RE

- AB

UT

Std. No. SUB-DR-202

Std. No. SUB-AB-202.

SUB-AB-201

Construction joint


centered on joint

c

Varies

1’-0’’

See note

below



Top of

approach

roadway

subgrade

2’-2’’

utilize dimensions as

required by design.

Limits of epoxyprotective coatingfor backwall andbridge seat areas


Top of

roadway

2 ply membrane



all around (typ.)


see chart on joint seal

details.

1.0

VERSION

DETAIL NO.

10-03-2013

3 4

DATE:



STATE OF MARYLAND

SHEET OF

APPROVAL


DIRECTOR


Scale: 3/8 ’’ = 1’-0’’

2’-1

’’

(ty

p.)

2’’ cl.

*

1.

2.

Notes:

Contractor has option of lapping

stem reinforcing and dowels as

reinforcement with no splicing.

However, no additional

compensation to Contractor will

be allowed for whichever

shown; or extending dowel

*

2’’ cl.

For bearing pad

*2’’ cl.

1’-9

’’

*

1’-

0’’

3’’

cl.

3 - #6 bars each

way over piles

*

2’’ cl.

cL bearing

2’’ cl.

1’-3

’’

#5 bent bars @ 1’-0’’ c/c

#5 bars

spaced @ 1’-0’’ c/c

3.**

1’-9

’’1’-

0’’

#6 bars @ 1’-0’’ min. or


5-#5 dowel bars placed

as shown *

2’’ cl.

**

*


#5 bars @ 1’-0’’ c/c (typ.)

4-#8 placed as shown

(epoxy coated)

**

#5 bars @ 1’-0’’ c/c

(epoxy coated)

2’’

cl.

(ty

p.)

1’-0’’

4-#8 bars placed as shown (epoxy coated)


Optional threaded coupler

2’’

cl.

belo

w k

ey

#5 bars @ 1’-0’’ c/c min.


TYPICAL SECTION FOR CANTILEVER ABUTMENTS ON PILES WITH EXPANSION BEARINGS WITH

LENGTH CONTRIBUTING TO EXPANSION > 70 FT.

#5 bars spaced as

shown (epoxy coated)

(typ.) 1’-0’’ c/c

4-#5 bars spaced as


1’-0’’ c/cDETAIL ’A’

FOR PRESTRESSED

CONCRETE GIRDERS

#5 bars @ 1’-0’’ min. or

for dimension

#5 dowel bars @ 1’-0’’ min. or


See bar development length

charts for dimension

3’’ #5 bars bent as shown

@ 1’-0’’ c/c

#5 bars placed as

shown

3’’ cl.


FOR STEEL GIRDERS ***

required by design, modify.

All dimensions, bar sizes, and

bar spacings are minimum; if

4.

#5 bars @ 1’-0’’ c/c min. or


(epoxy coated) (typ.)

spacing to match main

stem bars

Detail shown is for steel

girder and bearings, see

Detail ’A’ on this sheet for

prestressed concrete girders

5-#5 bars placed as shown

5.

reinforcing, see Std. No.

REINFORCEMENT DETAILS


For exp. jt. cross beam support

column see Std. No.

See bar lap charts

if exp. jt. cross beam

support column is cast in

a separate pour (typ.)

#5 dowel bars @ 1’-0’’ c/c


(epoxy coated) (or larger as

required by design)


BS

TR

UC

TU

RE

- AB

UTSUB-AB-201SUB-AB-202

SUB-BP-101

#5 bars @

1’-0’’ c/c

(epoxy coated)

7 1/4 ’’ x 1/2 ’’

deep key

alternative is selected.

Use straight threaded bars lapped

to a bar if threaded

couplers are used.

For abutment modifications

carrying prestressed concrete

girders, see Detail ’A’.

#5 bars @ 1’-0’’ c/c



1.0

VERSION

DETAIL NO.

10-03-2013

4 4

DATE:



STATE OF MARYLAND

SHEET OF

APPROVAL

Scale: 3/8 ’’ = 1’-0’’


DIRECTOR


Scale: 3/8 ’’ = 1’-0’’

Slope

protection

**For abutment drainage, see

For stub abutments, chamfer top of footing to follow

1’-

0’’

Max. batter

4 : 12

T = stem thickness

1’-6’’ 1’-6’’3’-0’’

6’-0’’

**

Fo

oti

ng

Concre

te

Su

bstr

uctu

re

Concre

te

c

2’’ cl.

1’-3’’ (typ.)

2’’ cl.

#5 bars @ 1’-0’’ c/c

2’’ cl.

#5 bars @ 1’-0’’ c/c

(epoxy coated)

Top of beam seat

2’’ cl.

Top of beam seat

See note

below

Note:


to L of bearing.

3’’ cl.

(typ.)

#5 bars placed

as shown

#5 bar bent as shown

@ 1’-0’’ c/c

6’’

T/2 T/2

2’-2’’Expansion jt. cross

beam support column

2’’ cl. min.

2’-2’’Expansion jt. cross

beam support column

*

**



required by design.

If concrete slope





adjacent to slope





with joint sealer

conforming to

Specifications.

Notes:

For beam seat, beam

pad and backwall details,

see Sheets 1,2 and 3.

TYPICAL SECTION FOR STUB ABUTMENTS ON PILES WITH EXPANSION BEARINGS WITH

LENGTH CONTRIBUTING TO EXPANSION > 70 FT.

SECTION

3’-

0’’

min

.

slope. Use 2:1 unless

otherwise noted on

abutment sheets.


#6 bars @ 1’-0’’ min.


3-#6 bars each way

over piles

3’’

cl.

3’’

#5 bars @ 1’-0’’ c/c min.


1’-3’’

Footer shall be wide

enough so that entire

cross beam support

column rests on it

4-#5 bars spaced as


1’-0’’ c/c



BS

TR

UC

TU

RE

- AB

UTSUB-AB-201

Std. No. SUB-DR-202

1.0

VERSION

DETAIL NO.

10-03-2013

1’-3

’’

L

2’-2’’

9’’

min

.

DATE: OFFICE OF BRIDGE DEVELOPMENT



STATE OF MARYLAND

SHEET OF

APPROVAL

DIRECTOR

c b

earin

gabutm

ent

Lo

ose c

orn

er b

ar

lap

ped

wit

hlo

ngit

udin

al

rein

forcem

ent

1’-

0’’

1’-3

’’

min

.

Lc b

earin

gabutm

ent

*

*

Sta

ged

co

nstr

ucti

on

jo

int

9’’

2’-2’’

1’-

0’’

*S

cale

: 3

/16 ’

’ =

1’-

0’’

SE

CT

ION

BE

LO

W B

EA

M S

EA

T

1 3

1’-

0’’

min

.

L e

xp

an

sio

n j

oin

t cro

ss b

eam

su

pp

ort

co

lum

n

L e

xpansio

n j

oin

t cross

beam

su

pp

ort

co

lum

n

Lo

ose c

orn

er b

ar

to m

atc

h s

pacin

gand s

ize o

f

lon

git

ud

inal

rein

fo

rcem

en

t th

at

it i

s l

ap

ped

wit

h

WING WALL/ABUTMENT CONNECTION FOREXPANSION BEARINGS WITH

LENGTH CONTRIBUTING TO EXPANSION > 70 FT.REINFORCING DETAILS

#5

b

ars

@ 1

’-0

’’ c

/c m

ax

. (t

yp

.)each

sid

e,

use s

traig

ht

thread

ed

bars l

ap

ped

to

a

bar i

f c

ou

ple

rs

are u

sed.

Vari

es

9’’ m

in.

9’’

2 p

ly w

ate

rp

ro

ofin

g m

em

bran

e

16

’’ m

in.

wid

th c

en

tere

d o

n j

oin

t

Lo

cati

on

of s

eco

nd

2 p

ly w

ate

rproofin

g

mem

bra

ne 1

0’’

min

. w

idth

cen

tered

on

jo

int

1’-

0’’

1’-

0’’

min

.

*

9’’

*

*

9’’

9’’

Sta

ged

co

nstr

ucti

on

jo

int*

*

*

06-26-2013

Locati

on o

f s

econd s

upport

co

lum

n i

n s

tag

ed

co

nstr

ucti

on

sta

ged

co

nstr

ucti

on

support

colu

mn i

n



BS

TR

UC

TU

RE

- AB

UTSUB-AB-202

Norm

al

abutm

ent

ste

m r

ein

forcem

ent

15

’-0

’’ m

ax

.

Norm

al

win

g w

all

rein

forcem

ent

Lap

+ 3

’’

(ty

p.)

Opti

onal

constr

ucti

on

join

t w

ith

2’’

x 6

’’ k

ey

c

c

5-#

5’s

dow

els

pla

ced

as s

how

n

Norm

al

win

g w

all

rein

forcem

ent

L

ap

+ 3

’’

(ty

p.)

Norm

al

abutm

ent

ste

m r

ein

forcem

ent

5-#

5’s

dow

els

pla

ced

as s

how

n

15

’-0

’’ m

ax

.

c

c

#5

b

ars

@ 1

’-0

’’ c

/c m

ax

. (ty

p.)

use s

traig

ht

thread

ed

bars l

apped t

o a

b

ar i

f

couple

rs a

re u

sed

Opti

onal

threaded c

ouple

rs,

if b

racket

is c

ast

in

separate

pour (

typ.)

Opti

onal

thre

aded

couple

rs, if

bracket

is

cast

in s

ep

arate

po

ur

(ty

p.)

At

the C

on

tracto

r’s o

pti

on

, th

elo

ose c

orner b

ars m

ay b

e e

lim

inate

dprovid

ed t

he l

ongit

udin

al

rein

forcin

gbe e

xte

nded t

o l

ap t

he m

inim

um

dis

tance

show

n o

n o

ne f

ace. N

o a

ddit

ional

co

mp

en

sati

on

wil

l b

e g

iven

fo

r t

his

op

tio

n.

Opti

onal

constr

ucti

on

join

t w

ith

2’’

x 6

’’ k

ey

#5

b

ars

@ 1

’-0

’’ c

/c m

ax

. (ty

p.)

use s

traig

ht

thread

ed

bars l

apped t

o a

#5 b

ar i

f

couple

rs a

re u

sed


1.0

VERSION

DETAIL NO.

Lap




STATE OF MARYLAND

SHEET OF

APPROVAL

DIRECTOR

Scale

: 3

/16

’’

= 1

’-0

’’

SE

CT

ION

AB

OV

E B

EA

M S

EA

T

1’-3

’’

min

.

Lc b

earin

gab

utm

en

t

c e

xte

rio

r g

irder

L

2’-2’’

9’’

Locati

on o

f s

econd

1’-3

’’

min

.

Lc b

earin

gab

utm

en

t

c e

xte

rio

r g

irder

L

Locati

on o

f s

econd

9’’

2’-2’’

#5

b

ars

@ 1

’-0

’’ c

/c(e

poxy c

oate

d)

Sta

ged

co

nstr

ucti

on

jo

int

Lap

2 3

#5

b

ars

@ 1

’-0

’’ c

/c(e

poxy c

oate

d)

Sta

ged c

onstr

ucti

on

join

t

L e

xpansio

n j

oin

t cross b

eam

support

colu

mn

L e

xpansio

n j

oin

t cross

beam

support

colu

mn



#5

b

ars

@ 1

’-0

’’ c

/c m

ax

. (t

yp

.)each s

ide, use s

traig

ht

threaded

bars l

apped t

o a

b

ar i

f c

ouple

rs

are u

sed.

*

*V

ari

es

9’’

min

.

9’’

9’’

*

9’’

9’’

06-26-2013


sta

ged c

onstr

ucti

on

su

pp

ort

co

lum

n i

n

sta

ged c

onstr

ucti

on

su

pp

ort

co

lum

n i

n


BS

TR

UC

TU

RE

- AB

UTSUB-AB-202

Lap

Lap

15’-

0’’

max.

Op

tio

nal

th

read

ed

co

up

lers,

if b

racket

is c

ast

in s

eparate

pour

(typ.)

c

5-#

5’s

dow

els

pla

ced

as s

how

n

5-#

5’s

dow

els

pla

ced

as s

how

n

15’-

0’’

max.

c

c

Op

tio

nal

th

read

ed

co

up

lers

, if

brack

et

is c

ast

insep

ara

te p

ou

r (t

yp

.)

Norm

al

win

g w

all

rein

fo

rcem

en

t la

pp

ed

wit

h r

ein

forcem

ent

in b

ack

wall

Norm

al

win

g w

all

rein

fo

rcem

en

t la

pp

ed

wit

h r

ein

forcem

ent

in b

ack

wall

Ep

ox

y c

oate

drein

forcem

ent

Ep

ox

y c

oate

drein

forcem

ent

#5 b

ars

@ 1

’-0’’

c/c

max.

(ty

p.)

use s

traig

ht

thread

ed

bars l

ap

ped

to

a

bar i

f

couple

rs a

re u

sed

c1

5’-

0’’

max

. to

th

e L

of

next

support

colu

mn

Co

nstr

ucti

on

jo

int

wit

h

2’’

x 4

’’ k

ey

fo

r b

ack

wall

u

p t

o 1

’-3

’’ t

hic

k,

ov

er

1’-

3’’

th

ick

use 3

’’ x

6’’

key

Co

nstr

ucti

on

jo

int

wit

h

2’’

x 4

’’ k

ey f

or

backw

all

up t

o 1

’-3’’

thic

k,

ov

er

1’-

3’’

th

ick

use 3

’’ x

6’’

key

#5

b

ars

@ 1

’-0

’’ c

/c m

ax

. (t

yp

.)u

se s

traig

ht

thread

ed

bars

lapped t

o a

#5 b

ar i

f c

ouple

rs

are u

sed


1.0

VERSION

DETAIL NO.

Lap

L e

xte

rio

r g

ird

er




STATE OF MARYLAND

SHEET OF

APPROVAL

DIRECTOR

Scale

: 3

/16 ’

’ =

1’-

0’’

**

1’-3

’’

min

.

L

(epoxy c

oate

d)

#5 b

ars

@ 1

’-0’’

c/c

c

**

*

*

1’-3

’’

min

.

(epoxy c

oate

d)

#5 b

ars

@ 1

’-0’’

c/c

L

**L

ex

terio

r g

ird

er

c

**

Lap

3 3

SU

BS

TR

UC

TU

RE

AB

UT

SE

CT

ION

AB

OV

E B

EA

M S

EA

T T

HR

OU

GH

EX

PA

NS

ION

JO

INT

CR

OS

S B

EA

M



*

*

*

***

**

*

06-26-2013


SUB-AB-202


#5 b

ars

@ 1

’-0’’

c/c

(epoxy c

oate

d)

2-#5 b

ars a

long t

op o

f b

ackw

all

(epoxy c

oate

d)

Sta

ged

co

nstr

ucti

on

jo

int

Norm

al

win

g w

all

rein

forcem

ent

4’’

dia

. P

VC

dra

in p

ipe

c b

earin

g

abutm

ent

4-#8’s t

op a

nd b

ott

om

spaced

as s

how

n (

epoxy c

oate

d)

1’’ s

po

ng

e t

yp

e j

oin

t m

ate

ria

l faste

ned

to t

he a

butm

ent

wit

h c

opper n

ail

s

Norm

al

win

g w

all

rein

forcem

ent

c b

earin

g

abutm

ent

4-#

8 t

op

an

d b

ott

om

sp

aced

as s

ho

wn

(e

poxy c

oate

d)

1’’ s

po

ng

e t

yp

e j

oin

t m

ate

ria

l faste

ned

to t

he a

butm

ent

wit

h c

opper n

ail

s

Sta

ged

co

nstr

ucti

on

jo

int

#5 b

ars

@ 1

’-0’’

c/c

(epoxy c

oate

d)

2-#5 b

ars a

long t

op

of

back

wall

(ep

ox

y c

oate

d)

Ch

eek

wall

Ch

eek

wall

5-#

5 d

ow

els

pla

ced

as s

how

n (

epoxy c

oate

d)

5-#

5 d

ow

els

pla

ced

as

sh

ow

n (

ep

ox

y c

oate

d)

4’’

dia

. P

VC

dra

in p

ipe

to b

e p

laced

ab

ov

e

support

colu

mn

Fo

r m

ore

deta

ils,

see ’

’Ch

eek

Wall

at

Bri

dg

eA

bu

tmen

t’’

sta

nd

ard

deta

il.

Desig

ner s

hall

sh

ow

th

is c

on

du

it o

n w

ing

wall

ele

vati

on s

heets

.


1.0

VERSION

DETAIL NO.

1 1

DATE:



STATE OF MARYLAND

SHEET OF

APPROVAL

W3

W2

W1

H3

H2

W1

H3

H2

W3

W2

Scale: None

Scale: None

H1

H1

FIXED ABUTMENT

H4

W4

SUB-AB-301

SU

BS

TR

UC

TU

RE

- AB

UT

EXPANSION ABUTMENT (W2 > H2)

KEYWAYS AT CONSTRUCTIONJOINTS IN ABUTMENTS

Key:

(1/3 W1) W x (1/3 H1) H x

(1/6 H1) D

Key:

(1/3 W3) W x (1/3 H3) H x

(1/6 W3) D

Key:

(1/3 W2) W x (1/3 H2) H x

(1/6 W2) D

Key:

(1/3 W3) W x (1/3 H3) H x

(1/6 W3) D

Key:

(1/3 W2) W x (1/3 H2) H x

(1/6 H2) D

Key:

(1/3 W1) W x (1/3 H1) H x

(1/6 H1) D

Key:

(1/3 W4) W x (1/3 H4) H x

(1/6 W4) D


1.0

VERSION

DETAIL NO.

FOR OFFICE USE ONLY



DIRECTOR

DRAFT

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