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C:\Documents and Settings\donnyt\My Documents\Donny B Tampubolon\3201274!"#ls """$nst%uctions & 0'(03(201' & 1:23:! & Page 1 of 4

Enter the Project Data into the grey boxes

Client: Brisbane Office Date: 12-Dec-07

Project: Riverpoint Apartents Job No.: !27" #$ Sheet No.:Subject: %i&e Bea 2$00x'"0 - B(i)&ing $ By: DB*

*it)e + Reinforced Concrete Beam Design

,enera) Description +

iitations +

.o&es / *heoretica) Basis +  AS!"" # $""% &'ncor(orating Amendment %) $""$ and Amendment $) $""*+

,arner) Rangan) -all /aul0es) 1Concrete Structures1) 2ongman) 3elbourne) %444

oenc)at(re + Symbols and notation as used in AS!"".

np(t + ,hite te5t on blac0 bac0ground.

Section geometry) co6er) material (ro(erties

Number bar diameter for % or $ layers of tension reinforcement

Reinforcement grade

O(tp(t + Bo5ed cells 7ith green bac0ground.

Number) si8e and s(acing of reinforcing bars

Chec0s for minimum reinforcement and s(acing

ee&bac3 + /or comments) corrections) suggestions or other feedbac0 regarding this s(readsheet)

(lease contact the S(readsheet Coordinator using the lin0 belo7:

A(thor +  Allan Ross) Da6id Chaffey Office + Brisbane Date + 9#Jun#"*

4erifier +  Andre7 ,hiting Office + Brisbane Date + #No6#"*

.hec3er + Jim Durac0 Office + Brisbane Date + %"#No6#";

&this information 7ill be dis(layed inthe sheet header of all sheets.

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C:\Documents and Settings\donnyt\My Documents\Donny B Tampubolon\3201274!"#ls """Calculations & 0'(03(201' & 1:23:! & Page 2 of 4

Reinforce& .oncrete Bea Design,eoetry 5ateria) Properties

,idth) b $)*"" mm   φ ".9

De(th) D !;" mm $ 3Pa

Bottom co6er to ligs or reo as a((ro(riate ; mm   ρ $)*""

Side co6er to ligs &8ero if none+ ; mm ;"" 3Pa

App)ie& actions  Nominal aggregate si8e $" mm

@ltimate strength moment) 3> $"""." 0Nm 2ig diameter %$ mm

;""." 0Nm

;""." 0Nm

4!4

Propose& reinforceent arrangeent

Bar diameter Number of bars

@((er  $ mm %9."" Bar si8e %$ %! $" $* $9 $ ! *"

S(acer  ;" mm No. of bars 9!.; *9.9 %.% $%. %;.4 %$.$ 4.! .9

2o7er  $ mm $$."

621'0

""0

Design assessent an& &ecision a3ing

iit state strength re8(ireents 9.) #:1:2; Percentage

4!4

;*;4.$ 0Nm O< $

".%!! O< $*$

D(cti)ity re8(ireent 9.) #:':19a; an& #:1:$:1;

$;* O< %%!9

.hec3 that yie)& &oes not occ(r at the serviceabi)ity oent assesse& (sing (nity )oa& factors 9.) #:':19&;;

Steel stress using linear elastic analysis of crac0ed section 3Pa O< %$%!

Steel stress using linear elastic analysis of crac0ed section 3Pa O< 4!!

.hec3 cover an& spacing re8(ireents 9.) #:':19b;;

Co6er not to e5ceed %"" mm and s(acing not to e5ceed "" mm O<

.hec3 c)ear spacing an& copare to =nora)= constr(ctibi)ity )iits 2:" x noina) aggregate si>e an& bar &iaeter

Clear s(acing) s %" mm O< $"!

.hec3 the propose& reinforceent eet a)) A?6'00 re8(ireents @E?

f1c

0gm

fsy

Ser6ice moment for & E+ 3s.%

>

Short#term ser6ice moment for & ψ sE+ 3

s>

 Ast re=uired for 3> F φ3u  Ast.re=uired mm$

?(ggeste& bar n(bers si>es for )iit state re8(ireent 5 C 5(

 Ast.(ro6ided

2

da6g

 Ast

re=uired for 3> F φ3u

 Ast.re=uired mm

$

Chec0 φ3u G ".9A

stf syd

a6g&%# ".!A

stf sy

&bda6g

f1c++ G 3> 7ith A

s GA

st.(ro6ided  φ3

u5 C 5

(

Chec0 0u calculated using A

st.re=uired0

u3

( C 0:$

 Ast.min

 to ensure that φ3u H %.$ 5 3

crac0ing A

st.min mm$ A

st:provi&e&  A

st:in

f scr.%

 G 3>s.%

y 'cr 

f scr:1

 C 0:#f sy

.hec3 crac3 contro) as eas(re& by the stee) stress for short ter serviceabi)ity oent 9,s!; 9.) #:':19&;;

f scr 

 G 3>sy '

cr f 

scr  C *ab)e #:':1 va)(e

s 92:"xAgg; an& &b

d$  d

%

D

b

Disclaime%: T)is sp%eads)eet )as been *o%mally +e%i*ied p%io% to uploading on C,-.nline/ )oe+e%/ t)e pe%son using t)is sp%eads)eet is %esponsible *o% its use"

Client

Project

Subject

Date:

Sheet No:

By:

 Job No:

Brisbane Office

Riverpoint Apartments

Wide Beam 2400x650 - Bi!ding 4

12-"ec-0#

"B$

%2#5 &4

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Disclaime%: T)is sp%eads)eet )as been *o%mally +e%i*ied p%io% to uploading on C,-.nline/ )oe+e%/ t)e pe%son using t)is sp%eads)eet is %esponsible *o% its use"

Client

Project

Subject

Date:

Sheet No:

By:

 Job No:

Brisbane Office

Riverpoint Apartments

Wide Beam 2400x650 - Bi!ding 4

12-"ec-0#

"B$

%2#5 &4

.a)c()ations

Pre)iinary ca)c()ations 9.) ':1 #:1;

G 4 3Pa

G %)!;* 3Pa

n G G !.

G 3Pa

G ".9$ limits ".!; # ".9;

G %!4."I!

G ;"; mm %*)*$

G ;9 mm %)!99

G ;;" mm $)%!"

?trength re8(ireents 9.) #:1:6;

 Re=uirements based on ultimate strength moment 3> of $""" 0Nm and an a6erage de(th layer of steel

G 4)!4

5ini( strength re8(ireents 9.) #:1:$:1;

G $);*

?tee) stress chec3s 9.) #:':1 9iv; %RF;

lo7er bar s(acing G $*"" # $ & ; %$ $ $ + G %" mm main bar s(acing F ""mm o.0.

$% side co6er F%"" o.0.

 Allo7able (ost crac0ing steel stress

G %!" 3Pama5 %9 3Pa

# ".9 5 bar s(acing *"" G %9 3Pa

Crac0ed section elastic neutral a5is G

,R-/ e= ;.$" G $$ mm

Crac0ed section second moment of area G ".;*I4

,R-/ e= ;.$$

G 3Pa

 

2imit G ma5 of table A) B G %9 3Pa

Steel stress o.0 under ser6ice load

G 3Pa

 

2imit G G *"" 3Pa

Steel stress o.0 under 1unity1 ser6ice load

 Res()ts base& on reinforceent arrangeent  Actual bending ca(acity ;*4$.% 0Nm

De(th to neutral a5is "" mm Reinforcement ratio ( "."$%

Neutral a5is (arameter ".;*; Area of steel $%!"

De(th of com(ression bloc0 $*! mm

fcm

 G %.% f1c  *

Icj G "."* ρ%.; & f

cm+".;

Is  I

c

f1cf

G ".! & f1c +".;

γ   G ".9; # "."" & f1c # $9 +

gross

  G b D$  ! mm

d% G A

st % mm$

d$ G A

st $ mm$

d a6 G & d %  A st%  d $  A st$ + A st.total & φ  b d

a6$ f1

c++".; + b d

a6 mm$

%.$ fsy

  f1c 

Deemed to com(ly Ast.min

 G ".$$ b d & D d +$  f1cf   f 

sy mm$

3s.%

> n y

'cr 

 ".9 fsy

φ  3u

dn

0u

 Ast mm

$

γ . 0u

d

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Disclaime%: T)is sp%eads)eet )as been *o%mally +e%i*ied p%io% to uploading on C,-.nline/ )oe+e%/ t)e pe%son using t)is sp%eads)eet is %esponsible *o% its use"

Client

Project

Subject

Date:

Sheet No:

By:

 Job No:

Brisbane Office

Riverpoint Apartments

Wide Beam 2400x650 - Bi!ding 4

12-"ec-0#

"B$

%2#5 &4