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DESIGN OF CANTILEVER BEAM
1 Clear Span (opening ) 2.50 mtr 2500 mm
2 Wall width 0.40 mtr 400 mm
3 Super imposed loads 12.00 kN per meter run
4 Conrete M 20 unit weight 25000
7 m 13.3
5 Steel f 415 !ensile stress 230
" Nominal Co#er 25 mm $ffe%ti#e Co#er 30 mm
Reinforcement
Main !op 16 3 Nos&
'n%hor ars (ottom ) 10 2 Nos&
Strirrups 8 120 to 300 mm %*%
400
350
2500
N*m3
%% N*mm2
N*mm2
mm
mm
mm
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3 nos&ars 16
2 nos.bars 16
0 720 1780
200
490 0 #REF! mm
###
10 mm 2 nos.anchor bars 8
120 mm c/c
8 300 mm c/c
(A) s"cton
3 nos.bar o$ 16
2 nos.bars 16
8 300 mm c./c
200
10
490 mm
250
mm
(%)&"cton at th" "n'
250
mm
mm
mm2 ldg strirrup
mm2 lgd strps
mm
mm
mm2 lgd strps
mm2 nos&an%hor ars
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() s"cton at s**ort pk+nandwana ,ahoo&%o&in
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DESIGN OF CANI!E"ER #EA$
C%e&r S'&n (o'enin) * 2.50 m 2500 mm
+&%% ,i-t 0.40 m 400 mm
S/'er im'oe- %o&- 12.00 n +r 12000 , *"r m"t"r
Conrete $ 20
Stee% f 415 eni%e te 230
7 m 13.3
Nomin&% coer 25 mm Effectie coer 30 mm
1 Design Constants:- For -& ars %ocr"t" 20
= 230 t. o$ concr"t" 25000
= 7 m = 13.3
mc
13&3- .
0.288
13.3 7 230
= 1 0.288 / 3 0.04
= 0.5 7 0.904 0.288 0.116
2 Caculcation of BM :-
1& /et depth of eam at fi-ed end 0 span *. 0 2&5 . 0.36 mt &a 400
effe%ti#e depth of eam at fi-ed end 4 2co"r 400 2 25 450
&a 500 mm
/et width of eam at fi-ed end 5 2 250 &a 250 mm
'ssume depth of eam at free end 5 / 2 250 sa 200 mm
,/mm2 ,/mm2
cc ,/mm2
st ,/mm2 ,/mm2
%%
,/mm2
0
m%st
901k*3
R01*2-% - - k
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/et width of eam at free end 250 mm
1- ( 0.50 &2 * : &25 2.50 ### 546 ,
2
'%ting at&5 2& : &2 : 2&5
0 1.07&5 &2 3&
0 5469 - 1&. 12 -( 2&5 43356 43.36 ,m2& &0 N m
&h"ar $orc" at "'" o$ s**ort 0 54"6 12 : 2&5 0 3546 ,
2Design of setion :-
$ffe%ti#e depth re7uired 0
0
43&3" -
0 43" mm8-
&612 - 25
!et / t&e - 0 44 0 44 2 5 0 40
'ssuming that99
: mm dia links and a nominal %o#er of 025
; 046 25 :
1" * 2 0 44
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'rea of rest ars0 2 : 201 0 42
42 "&63:
(1)23 - &64 -
!otal depth of se%tion 2
46 2
- x
2&5
0 2 26
- x 25 : :2&5
0 156 11" x (2)
Susituting in (1)@ 42 "&63:
23 - &64 -( 156 11"
0
or "&63: - 0 42 -( 23 - &64 -( 156 11"
or 6937500 0 42 -( 2: -( 156 11" -)
''" b 402 than 1.2"1 0 335. 2411. -
1.2"1 2411. - 335. 0
''" b 17261 than 1 1&4 - 1&6152 0
a 0 or a 1.397 1.95 4 1.00 1.9152
2 a 2 1
or a 1.397 ( 1.95 7.660667439
2
or a 1.397 ( 9.6129153
2 1or a 1.397 3.100
2
or a 4.498 / 2
or a 2.249 m sa 2.30 mtr
nmm "mb"''"' r";r"m"nt b"on' ths # 0 12 - 1" 0 12
or e7ual to d- 0 156 $ 11" - 2&3 0 42"
ars ma e %urtail at0 2&5 2&3 &42" 0 &"3 mtr
$rom th" "'" o$ th" s**ort.
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h"r"t#
tc
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mm
mm
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mm
mm
&
mn'
mm2
li%@
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-)
mm
#e
ion
i%hre
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mm
mm
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a:: 'th
400
2500
3 16 mm bars 2 16 mm bars
720 1780
20012
3 3
490
8 mm 2 :'". &trrr*s
8 mm 2 :'". &trrr*s ? 120 mm c/c
2 10 mm bars ? 210 mm c/c
-o:'n bars
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250
250 3 16
mm
25 mm
8
2 ' strrr*s @
? 120 mm c/c 8
2 ' strrr*s 200
? 300 mm c/c 450 mm
2 10 25 mm
&"cton at "n'
2 10
s"cton at s**ort
mm main ars
mm
mm
mm an%hor ars
mm an%hor ars
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"A!?ES OF DESIGN CONSANS
ra'" o$ concr"t" 15 20 25 30 35 40 ra'" o$ conc
o':ar Rato 18.67 13.33 10.98 9.33 8.11 7.18
5 7 8.5 10 11.5 13
93.33 93.33 93.33 93.33 93.33 93.33
0.4 0.4 0.4 0.4 0.4 0.4
0.867 0.867 0.867 0.867 0.867 0.867
0.867 1.214 1.474 1.734 1.994 2.254
0.714 1 1.214 1.429 1.643 1.857
0.329 0.329 0.329 0.329 0.329 0.329 15
0.89 0.89 0.89 0.89 0.89 0.89 20
0.732 1.025 1.244 1.464 1.684 1.903 25
0.433 0.606 0.736 0.866 0.997 1.127 30
0.289 0.289 0.289 0.289 0.289 0.289 35
0.904 0.904 0.904 0.904 0.904 0.904 40
0.653 0.914 1.11 1.306 1.502 1.698 45
0.314 0.44 0.534 0.628 0.722 0.816 50
0.253 0.253 0.253 0.253 0.253 0.253
0.916 0.916 0.916 0.914 0.916 0.916
0.579 0.811 0.985 1.159 1.332 1.506
0.23 0.322 0.391 0.46 0.53 0.599
d
(N * mm2
%%
N*mm2
m %%
(a) st0
14N*mm2(Ae 25)
k%
%
8%
ra'" o$concr"t"
>% (B)
(b) st0
16N*mm2
k%
%
8%
>%(B)
(c ) st0
23N*mm2(Ae 415)
k%
%
8%
>%(B)
(') st0
2.5N*mm2
(Ae 5)
k%
%
8%
>%(B)
@ermii%e e&r tre &%ein concrete (IS 456=2000*
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b'15 20 25 30 35 40
0.18 0.18 0.19 0.2 0.2 0.2
0.25 0.22 0.22 0.23 0.23 0.23 0.23
0.50 0.29 0.30 0.31 0.31 0.31 0.32 10
0.75 0.34 0.35 0.36 0.37 0.37 0.38 15
1.00 0.37 0.39 0.40 0.41 0.42 0.42 20
1.25 0.40 0.42 0.44 0.45 0.45 0.46 25
1.50 0.42 0.45 0.46 0.48 0.49 0.49 30
1.75 0.44 0.47 0.49 0.50 0.52 0.52 35
2.00 0.44 0.49 0.51 0.53 0.54 0.55 40
2.25 0.44 0.51 0.53 0.55 0.56 0.57 45
2.50 0.44 0.51 0.55 0.57 0.58 0.60 50
2.75 0.44 0.51 0.56 0.58 0.60 0.62
3& and ao#e 0.44 0.51 0.57 0.6 0.62 0.63
rade of %on%rete 15 20 25 30 35 40
1.6 1.8 1.9 2.2 2.3 2.5
1's B"rmssb:" sh"ar str"ss in %on%rete t# N*mm
2
Gr&-e ofconcrete
E &15
$&:im/m e&r tre %&m&:
in concrete (IS 456=2000*
%&ma-
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R"$orc"m"nt C
M-+, M-+, )( )(
&15 0.18 0.18 &15
&1" 0.18 0.19 &1:
&1. 0.18 0.2 &21
&1: 0.19 0.21 &24
&16 0.19 0.22 0.27
&2 0.19 0.23 &3
&21 0.2 0.24 &32
&22 0.2 0.25 0.35
&23 0.2 0.26 &3:
&24 0.21 0.27 0.41
0.25 0.21 0.28 &44
&2" 0.21 0.29 0.47
0.27 0.22 0.30 &5
&2: 0.22 0.31 0.55
0.29 0.22 0.32 &"
&3 0.230.33
0.65
0.31 0.23 0.34 &.
&32 0.24 0.35 0.75
0.33 0.24 0.36 &:2
&34 0.24 0.37 &::
&h"ar str"ss t%
100A
100A
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0.35 0.25 0.38 &64
&3" 0.25 0.39 1.00
0.37 0.250.4
1.08
&3: 0.260.41
1.16
0.39 0.26 0.42 1.25
&4 0.26 0.43 1.33
0.41 0.27 0.44 1.41
&42 0.27 0.45 1.50
0.43 0.27 0.46 1.63
&44 0.28 0.46 1.64
0.45 0.28 0.47 1.75
&4" 0.28 0.48 1.88
0.47 0.29 0.49 2.00
&4: 0.29 0.50 2.13
0.49 0.29 0.51 2.25
&5 0.30
0.51 0.30
&52 0.30
0.53 0.30
&54 0.30
0.55 0.31
&5" 0.31
0.57 0.31
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&5: 0.31
0.59 0.31
&" 0.32
0.61 0.32
&"2 0.32
0.63 0.32
&"4 0.32
0.650.33
&"" 0.33
0.670.33
&":0.33
0.690.33
&.0.34
0.710.34
&.20.34
0.730.34
&.40.34
0.75 0.35
&." 0.35
0.77 0.35
&.: 0.35
0.79 0.35
&: 0.35
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0.81 0.35
&:2 0.36
0.83 0.36
&:4 0.36
0.85 0.36
&:" 0.36
0.87 0.36
&:: 0.37
0.89 0.37
&6 0.37
0.91 0.37
&62 0.37
0.93 0.37
&64 0.38
0.95 0.38
&6" 0.38
0.97 0.38
&6: 0.38
&66 0.38
1.00 0.39
1&1 0.39
1.02 0.39
1&3 0.39
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1.04 0.39
1&5 0.39
1.06 0.39
1&. 0.39
1.080.4
1&60.4
1.100.4
1&110.4
1.12 0.4
1&130.4
1.140.4
1&150.4
1.160.41
1&1.0.41
1.180.41
1&160.41
1.200.41
1&210.41
1.220.41
1&23 0.41
1.240.41
1.25 0.42
1.26 0.42
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1.27 0.42
1.28 0.42
1.29 0.42
1.30 0.42
1.31 0.42
1.32 0.42
1.33 0.43
1.34 0.43
1.35 0.43
1.36 0.43
1.37 0.43
1.38 0.43
1.39 0.43
1.40 0.43
1.41 0.44
1.42 0.44
1.43 0.44
1.44 0.44
1.45 0.44
1.46 0.44
1.47 0.44
1.48 0.44
1.49 0.44
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1.50 0.45
1.51 0.45
1.52 0.45
1.53 0.45
1.54 0.45
1.55 0.45
1.56 0.45
1.57 0.45
1.58 0.45
1.59 0.45
1.60 0.45
1.61 0.45
1.62 0.45
1.63 0.46
1.64 0.46
1.65 0.46
1.66 0.46
1.67 0.46
1.68 0.46
1.69 0.46
1.70 0.46
1.71 0.46
1.72 0.46
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1.73 0.46
1.74 0.46
1.75 0.47
1.76 0.47
1.77 0.47
1.78 0.47
1.79 0.47
1.80 0.47
1.81 0.47
1.82 0.47
1.83 0.47
1.84 0.47
1.85 0.47
1.86 0.47
1.87 0.47
1.88 0.48
1.89 0.48
1.90 0.48
1.91 0.48
1.92 0.48
1.93 0.48
1.94 0.48
1.95 0.48
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1.96 0.48
1.97 0.48
1.98 0.48
1.99 0.48
2.00 0.49
2.01 0.49
2.02 0.49
2.03 0.49
2.04 0.49
2.05 0.49
2.06 0.49
2.07 0.49
2.08 0.49
2.09 0.49
2.10 0.49
2.11 0.49
2.12 0.49
2.13 0.50
2.14 0.50
2.15 0.50
2.16 0.50
2.17 0.50
2.18 0.50
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2.19 0.50
2.20 0.50
2.21 0.50
2.22 0.50
2.23 0.50
2.24 0.50
2.25 0.51
2.26 0.51
2.27 0.51
2.28 0.51
2.29 0.51
2.30 0.51
2.31 0.51
2.32 0.51
2.33 0.51
2.34 0.51
2.35 0.51
2.36 0.51
2.37 0.51
2.38 0.51
2.39 0.51
2.40 0.51
2.41 0.51
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2.42 0.51
2.43 0.51
2.44 0.51
2.45 0.51
2.46 0.51
2.47 0.51
2.48 0.51
2.49 0.51
2.50 0.51
2.51 0.51
2.52 0.51
2.53 0.51
2.54 0.51
2.55 0.51
2.56 0.51
2.57 0.51
2.58 0.51
2.59 0.51
2.60 0.51
2.61 0.51
2.62 0.51
2.63 0.51
2.64 0.51
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2.65 0.51
2.66 0.51
2.67 0.51
2.68 0.51
2.69 0.51
2.70 0.51
2.71 0.51
2.72 0.51
2.73 0.51
2.74 0.51
2.75 0.51
2.76 0.51
2.77 0.51
2.78 0.51
2.79 0.51
2.80 0.51
2.81 0.51
2.82 0.51
2.83 0.51
2.84 0.51
2.85 0.51
2.86 0.51
2.87 0.51
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2.88 0.51
2.89 0.51
2.90 0.51
2.91 0.51
2.92 0.51
2.93 0.51
2.94 0.51
2.95 0.51
2.96 0.51
2.97 0.51
2.98 0.51
2.99 0.51
3.00 0.51
3.01 0.51
3.02 0.51
3.03 0.51
3.04 0.51
3.05 0.51
3.06 0.51
3.07 0.51
3.08 0.51
3.09 0.51
3.10 0.51
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3.11 0.51
3.12 0.51
3.13 0.51
3.14 0.51
3.15 0.51
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10 15 20 25 30 35 40 45 50
0.6 0.8 0.9 1 1.1 1.2 1.3 1.4
Dee%o'ment !en)t in tenion
B:an .&. ars -..&.. ars
0.6 58 0.96 60
0.8 44 1.28 45
0.9 39 1.44 40
1 35 1.6 36
1.1 32 1.76 33
1.2 29 1.92 30
0o'#$#cat#on
$actor"
2.0
1.3 27 2.08 28
1.4 25 2.24 26
1.4
1.2
0.8
@ermii%e #on- tre &%e-
in concrete (IS 456=2000*
d (N * mm2) Dd0 /d d (N * mm2) Dd0 /d
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.
0.0
(,/mm2) (,/mm2) (,/mm2)
3.0 300 2.5 250
5.0 500 4.0 400 0.6 60
7.0 700 5.0 500 0.8 80
8.5 850 6.0 600 0.9 90
10.0 1000 8.0 800 1.0 100
11.5 1150 9.0 900 1.1 110
13.0 1300 10.0 1000 1.2 120
14.5 1450 11.0 1100 1.3 130
16.0 1600
12.0 1200
1.4 140
@ermii%e tre in concrete (IS 456=2000*
B"rmsson str"ss n com*r"sson (,/mm2)B"rmssb:" str"ss n bon' (A"ra") $or*:an bars n t"nton (,/mm2)
ending %% r"ct (%%)
/m2 /m2n D/m2
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0.4 0.8 1.2 1.6
B"rc"nta" o$ t"nson r"n$orc"m"nt
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2.4 2.8
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"A!?ES OF DESIGN CONSANS
ra'" o$ concr"t" 15 20 25 30 35 40 ra'" o$ concr"t
o':ar Rato 18.67 13.33 10.98 9.33 8.11 7.18
5 7 8.5 10 11.5 13
93.33 93.33 93.33 93.33 93.33 93.33
0.4 0.4 0.4 0.4 0.4 0.4
0.867 0.867 0.867 0.867 0.867 0.867
0.867 1.214 1.474 1.734 1.994 2.254
0.714 1 1.214 1.429 1.643 1.857
0.329 0.329 0.329 0.329 0.329 0.329 15
0.89 0.89 0.89 0.89 0.89 0.89 20
0.732 1.025 1.244 1.464 1.684 1.903 25
0.433 0.606 0.736 0.866 0.997 1.127 30
0.289 0.289 0.289 0.289 0.289 0.289 35
0.904 0.904 0.904 0.904 0.904 0.904 40
0.653 0.914 1.11 1.306 1.502 1.698 45
0.314 0.44 0.534 0.628 0.722 0.816 50
0.253 0.253 0.253 0.253 0.253 0.253
0.916 0.916 0.916 0.914 0.916 0.916
0.579 0.811 0.985 1.159 1.332 1.506
0.23 0.322 0.391 0.46 0.53 0.599
b'15 20 25 30 35 40
d
(N * mm2)
%%
N*mm2
m %%
(a) st0
14N*mm2
(Ae 25)
k%
%
8%
ra'" o$
concr"t">%(B)
(b) st0
16N*mm2
k%
%
8%
>%(B)
(c ) st0
23N*mm2
(Ae 415)
k%
%
8%
>%(B)
(') st0
2.5N*mm2(Ae 5)
k%
%
8%
>%(B)
@ermii%e e&r tre &%ein concrete (IS 456=2000*
1's B"rmssb:" sh"ar str"ss in %on%rete t# N*mm
2
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0.18 0.18 0.19 0.2 0.2 0.2
0.25 0.22 0.22 0.23 0.23 0.23 0.23
0.50 0.29 0.30 0.31 0.31 0.31 0.32 10
0.75 0.34 0.35 0.36 0.37 0.37 0.38 15
1.00 0.37 0.39 0.40 0.41 0.42 0.42 20
1.25 0.40 0.42 0.44 0.45 0.45 0.46 25
1.50 0.42 0.45 0.46 0.48 0.49 0.49 30
1.75 0.44 0.47 0.49 0.50 0.52 0.52 35
2.00 0.44 0.49 0.51 0.53 0.54 0.55 40
2.25 0.44 0.51 0.53 0.55 0.56 0.57 45
2.50 0.44 0.51 0.55 0.57 0.58 0.60 50
2.75 0.44 0.51 0.56 0.58 0.60 0.62
3& and ao#e 0.44 0.51 0.57 0.6 0.62 0.63
rade of %on%rete 15 20 25 30 35 40
1.6 1.8 1.9 2.2 2.3 2.5
R"$orc"m"nt C
M-+, M-+, )( )(
&15 0.18 0.18 &15
&1" 0.18 0.19 &1:
&1. 0.18 0.2 &21
Gr&-e ofconcrete
E &15
$&:im/m e&r tre %&m&:
in concrete (IS 456=2000*
%&ma-
&h"ar str"ss t%
100A
100A
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&1: 0.19 0.21 &24
&16 0.19 0.22 0.27
&2 0.19 0.23 &3
&21 0.2 0.24 &32
&22 0.2 0.25 0.35
&23 0.2 0.26 &3:
&24 0.21 0.27 0.41
0.25 0.21 0.28 &44
&2" 0.21 0.29 0.47
0.27 0.22 0.30 &5
&2: 0.22 0.31 0.55
0.29 0.22 0.32 &"
&3 0.230.33
0.65
0.31 0.23 0.34 &.
&32 0.24 0.35 0.75
0.33 0.24 0.36 &:2
&34 0.24 0.37 &::
0.35 0.25 0.38 &64
&3" 0.25 0.39 1.00
0.37 0.250.4
1.08
&3: 0.260.41
1.16
0.39 0.26 0.42 1.25
&4 0.26 0.43 1.33
0.41 0.27 0.44 1.41
&42 0.27 0.45 1.50
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0.43 0.27 0.46 1.63
&44 0.28 0.46 1.64
0.45 0.28 0.47 1.75
&4" 0.28 0.48 1.88
0.47 0.29 0.49 2.00
&4: 0.29 0.50 2.13
0.49 0.29 0.51 2.25
&5 0.30
0.51 0.30
&52 0.30
0.53 0.30
&54 0.30
0.55 0.31
&5" 0.31
0.57 0.31
&5: 0.31
0.59 0.31
&" 0.32
0.61 0.32
&"2 0.32
0.63 0.32
&"4 0.32
0.650.33
&""0.33
0.67 0.33
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&":0.33
0.690.33
&.
0.34
0.710.34
&.20.34
0.730.34
&.40.34
0.75 0.35
&." 0.35
0.77 0.35
&.: 0.35
0.79 0.35
&: 0.35
0.81 0.35
&:2 0.36
0.83 0.36
&:4 0.36
0.85 0.36
&:" 0.36
0.87 0.36
&:: 0.37
0.89 0.37
&6 0.37
0.91 0.37
&62 0.37
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0.93 0.37
&64 0.38
0.95 0.38
&6" 0.38
0.97 0.38
&6: 0.38
&66 0.38
1.00 0.39
1&1 0.39
1.02 0.39
1&3 0.39
1.04 0.39
1&5 0.39
1.06 0.39
1&. 0.39
1.080.4
1&60.4
1.100.4
1&110.4
1.120.4
1&130.4
1.140.4
1&150.4
1.160.41
1&1. 0.41
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1.180.41
1&160.41
1.20
0.41
1&210.41
1.220.41
1&230.41
1.240.41
1.25 0.42
1.26 0.42
1.27 0.42
1.28 0.42
1.29 0.42
1.30 0.42
1.31 0.42
1.32 0.42
1.33 0.43
1.34 0.43
1.35 0.43
1.36 0.43
1.37 0.43
1.38 0.43
1.39 0.43
1.40 0.43
1.41 0.44
1.42 0.44
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1.43 0.44
1.44 0.44
1.45 0.44
1.46 0.44
1.47 0.44
1.48 0.44
1.49 0.44
1.50 0.45
1.51 0.45
1.52 0.45
1.53 0.45
1.54 0.45
1.55 0.45
1.56 0.45
1.57 0.45
1.58 0.45
1.59 0.45
1.60 0.45
1.61 0.45
1.62 0.45
1.63 0.46
1.64 0.46
1.65 0.46
1.66 0.46
1.67 0.46
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1.68 0.46
1.69 0.46
1.70 0.46
1.71 0.46
1.72 0.46
1.73 0.46
1.74 0.46
1.75 0.47
1.76 0.47
1.77 0.47
1.78 0.47
1.79 0.47
1.80 0.47
1.81 0.47
1.82 0.47
1.83 0.47
1.84 0.47
1.85 0.47
1.86 0.47
1.87 0.47
1.88 0.48
1.89 0.48
1.90 0.48
1.91 0.48
1.92 0.48
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1.93 0.48
1.94 0.48
1.95 0.48
1.96 0.48
1.97 0.48
1.98 0.48
1.99 0.48
2.00 0.49
2.01 0.49
2.02 0.49
2.03 0.49
2.04 0.49
2.05 0.49
2.06 0.49
2.07 0.49
2.08 0.49
2.09 0.49
2.10 0.49
2.11 0.49
2.12 0.49
2.13 0.50
2.14 0.50
2.15 0.50
2.16 0.50
2.17 0.50
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2.18 0.50
2.19 0.50
2.20 0.50
2.21 0.50
2.22 0.50
2.23 0.50
2.24 0.50
2.25 0.51
2.26 0.51
2.27 0.51
2.28 0.51
2.29 0.51
2.30 0.51
2.31 0.51
2.32 0.51
2.33 0.51
2.34 0.51
2.35 0.51
2.36 0.51
2.37 0.51
2.38 0.51
2.39 0.51
2.40 0.51
2.41 0.51
2.42 0.51
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2.43 0.51
2.44 0.51
2.45 0.51
2.46 0.51
2.47 0.51
2.48 0.51
2.49 0.51
2.50 0.51
2.51 0.51
2.52 0.51
2.53 0.51
2.54 0.51
2.55 0.51
2.56 0.51
2.57 0.51
2.58 0.51
2.59 0.51
2.60 0.51
2.61 0.51
2.62 0.51
2.63 0.51
2.64 0.51
2.65 0.51
2.66 0.51
2.67 0.51
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2.68 0.51
2.69 0.51
2.70 0.51
2.71 0.51
2.72 0.51
2.73 0.51
2.74 0.51
2.75 0.51
2.76 0.51
2.77 0.51
2.78 0.51
2.79 0.51
2.80 0.51
2.81 0.51
2.82 0.51
2.83 0.51
2.84 0.51
2.85 0.51
2.86 0.51
2.87 0.51
2.88 0.51
2.89 0.51
2.90 0.51
2.91 0.51
2.92 0.51
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2.93 0.51
2.94 0.51
2.95 0.51
2.96 0.51
2.97 0.51
2.98 0.51
2.99 0.51
3.00 0.51
3.01 0.51
3.02 0.51
3.03 0.51
3.04 0.51
3.05 0.51
3.06 0.51
3.07 0.51
3.08 0.51
3.09 0.51
3.10 0.51
3.11 0.51
3.12 0.51
3.13 0.51
3.14 0.51
3.15 0.51
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10 15 20 25 30 35 40 45 50
0.6 0.8 0.9 1 1.1 1.2 1.3 1.4
Dee%o'ment !en)t in tenion
B:an .&. ars -..&.. ars
0.6 58 0.96 60
0.8 44 1.28 45
0.9 39 1.44 40
1 35 1.6 36
1.1 32 1.76 33
1.2 29 1.92 30
1.3 27 2.08 28
1.4 25 2.24 26
@ermii%e #on- tre &%e-
in concrete (IS 456=2000*
d
(N * mm2) Dd0 /
d
d (N * mm2) D
d0 /
d
@ermii%e tre in concrete (IS 456=2000*
B"rmsson str"ss n com*r"sson (,/mm2) B"rmssb:" str"ss n bon' (A"ra") $or
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(,/mm2) (,/mm2) (,/mm2)
3.0 300 2.5 250
5.0 500 4.0 400 0.6 60
7.0 700 5.0 500 0.8 80
8.5 850 6.0 600 0.9 90
10.0 1000 8.0 800 1.0 100
11.5 1150 9.0 900 1.1 110
13.0 1300 10.0 1000 1.2 120
14.5 1450 11.0 1100 1.3 130
16.0 1600
12.0 1200
1.4 140
*:an bars n t"nton (,/mm2)
ending %% r"ct (%%)
/m2 /m2n D/m2
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