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Transcript of AQE(7.782)
7/30/2019 AQE(7.782)
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aarvee associates Gundlakamma Reservoir Project
5100
A 400 B C D250
3500 3500 3500
1850 3190
400 400
E F G H
400
HYDRAULIC PARTICULARS OF CANAL
Discharge 17.463 Cumecs
Bed Width 13.5 m
Full Suply Depth 1.85 m
Side Slopes 1.5:1/1.5:1
Roughness 0.0225
Bed Fall 1/10000= 0.0001
Velocity 0.58 m/sec
TROUGH DETAILS
Size of Bay 3.5 X 2.35
C/C of Expansion Joints 9.98 m
Depth of Flow 1.85 mFree Board 0.5 m
Area of Flow 24.975 m2
Velocity 0.58 m/sec
Loading Class A
Foot Bridge 500 kg/m2
Dimensional Details
Thickness of Side Wall 400 mm
Thickness of Internal Wall 400 mm
Thickness of Bottom Slab = 400 mm
Thickness of Top Slab 400 mm
Haunch 450 x 150
Width of Carriage Way 5100 mmClear Carriageway 4250 mm
Thickness of Parapet 200 mm
Height of Parapet 762.5 mm
Thickness of Kerb 425 mm
Height of kerb 300 mm
Wearing coat on bottom slab = 40 mm
Wearing coat on carriage way = 75 mm
DESIGN OF SUPERSTRUCTURE
AQUEDUCT AT kM:7.782 AT GUNDLAKAMMA RESERVOIR PROJECT
Design of Aqueduct Load Calculations
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Load Calculations
(A) Member DE & EF
Selfweight 0.4x2.5 = 1.000 t/m
Water 1.85x1= 1.85 t/m
Wearing Coat 0.04x2.4= 0.096 t/m
Total = 2.946 t/m say
(B) Member AD,BE,CF 4.00 t/mSelfweight 0.4x3.19x2.5= 3.19 t/m
Water Pressure @ Top 0 t/m2
@bottom 1.85 t/m2
(C) Member BC
Selfweight 0.4x2.5= 1.000 t/m
Wearing Coat 0.075x2.4= 0.180 t/m
Total = 1.180 t/m say
1.2 t/m
(D) Member BB'& CC'
Selfweight 0.4x2.5= 1.00 t/m
Kerb 0.425x0.3x2.5= 0.31875 t/m
Total = 1.32 t/m say
1.40 t/mParapet 0.2x0.7625x2.5= 0.38125 t/m
Design of Aqueduct Load Calculations
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MEMBER LOAD
*RIGHT SIDE WEIGHT OF PARPET+ WEIGHT OF KERB 0.3M HEIGHT
*(0.16+0.225)*0.3*1*2.4=0.277 t/m
835 TO 841 UNI Y -0.277
*foot path
*(0.16+1.205)*0.3*1*2.5=1.02t/m
1255 TO 1261 UNI Y -13.2
0.2 0.7625 2.5
0.3 0.425 2.5
Design of Aqueduct Load Calculations
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DESIGN FORCES FOR TOP SLAB
EMPTY CONDITION
Beam Node Fx Fy Fz Mx My Mz
(MTon) (MTon) (MTon) (kNm) (kNm) (kNm)
Max Fx 631 628 651 1.117 3.382 0 0 0 19.744
Min Fx 1488 780 651 -0.027 -1.301 0 0 0 2.886
Max Fy 631 628 651 1.117 3.382 0 0 0 19.744
Min Fy 640 629 651 0.949 -3.62 0 0 0 23.243Max Fz 1509 791 651 0.002 0.967 0 0 0 2.972
Min Fz 1509 791 651 0.002 0.967 0 0 0 2.972
Max Mx 1509 791 651 0.002 0.967 0 0 0 2.972
Min Mx 1509 791 651 0.002 0.967 0 0 0 2.972
Max My 1509 791 651 0.002 0.967 0 0 0 2.972
Min My 1509 791 651 0.002 0.967 0 0 0 2.972
Max Mz 640 629 651 0.949 -3.62 0 0 0 23.243
Min Mz 635 636 651 1.017 0.018 0 0 0 -11.384
FULL CONDITION
Beam Node Fx Fy Fz Mx My Mz
(MTon) (MTon) (MTon) (kNm) (kNm) (kNm)
Max Fx 631 628 652 1.306 3.847 0 0 0 22.697
Min Fx 1488 780 652 -0.032 -1.404 0 0 0 3.195Max Fy 631 628 652 1.306 3.847 0 0 0 22.697
Min Fy 640 629 652 1.135 -4.281 0 0 0 27.24
Max Fz 1509 791 652 0.002 1.104 0 0 0 3.589
Min Fz 1509 791 652 0.002 1.104 0 0 0 3.589
Max Mx 1509 791 652 0.002 1.104 0 0 0 3.589
Min Mx 1509 791 652 0.002 1.104 0 0 0 3.589
Max My 1509 791 652 0.002 1.104 0 0 0 3.589
Min My 1509 791 652 0.002 1.104 0 0 0 3.589
Max Mz 640 629 652 1.135 -4.281 0 0 0 27.24
Min Mz 636 636 652 1.176 -0.212 0 0 0 -13.052
VEHICULAR LIVE LOAD
Beam Node Fx Fy Fz Mx My Mz
(MTon) (MTon) (MTon) (kNm) (kNm) (kNm)Max Fx 122 122 434 0.974 -0.718 0 0 0 -13.184
Min Fx 1474 773 165 -0.026 0.57 0 0 0 -0.51
Max Fy 183 180 153 0.619 5.394 0 0 0 14.571
Min Fy 190 191 441 0.735 -3.721 0 0 0 -1.816
Max Fz 1509 791 0:00 0 0.002 0 0 0 0.007
Min Fz 1509 791 0:00 0 0.002 0 0 0 0.007
Max Mx 1509 791 0:00 0 0.002 0 0 0 0.007
Min Mx 1509 791 0:00 0 0.002 0 0 0 0.007
Max My 1509 791 0:00 0 0.002 0 0 0 0.007
Min My 1509 791 0:00 0 0.002 0 0 0 0.007
Max Mz 119 116 434 0.966 3.772 0 0 0 24.313
Min Mz 124 124 146 0.695 -1.596 0 0 0 -18.217
Design of Aqueduct Design of Top Slab
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Impact Factor = 1+4.5/(6+3.5)= 1.474
SUMMARY OF DESIGN FORCES
LOAD 1 CANAL EMPTY WITH LIVE LOAD
Max Span Moment 11.384 + 26.846 = 38.230 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Support Moment 23.243 + 35.830 = 59.073 kNmCorressponding Torsion 0 + 0.000 = 0.000 kNm
Max Shear Force 35.51 + 77.980 = 113.49 kN
Corressponding Torsion 0 + 0.000 = 0.00 kNm
LOAD 3 CANAL FULL WITH LIVE LOAD
Max Span Moment 13.052 + 26.846 = 39.898 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Support Moment 27.24 + 35.83 = 63.070 kNm
Corressponding Torsion 0 + 0.00 = 0.000 kNm
Max Shear Force 37.739 + 77.980 = 115.719 kN
Corressponding Torsion 0 + 0.000 = 0.000 kNm
FINAL DESIGN FORCES
Max Span Moment = 39.898 kNm
Corressponding Torsion = 0.000 kNmEquivalent Span Momnet = Me=M+ T (1+D/B)/1.7 39.898 kNm
Max Support Moment = 63.070 kNm
Corressponding Torsion = 0.000 kNm
Equivalent Support Momnet = Me=M+ T (1+D/B)/1.7 63.070 kNm
Max Shear Force = 115.719 kN
Corressponding Torsion = 0.000 kNm
Equivalent Shear Force = Ve = V+ 1.6 T/B = 115.72 kN
DESIGN CONSTANTS
Grade of Concrete = M 25
Grade of Reinforcement = Fe 415
Permissible Bending Compressive Stress
in concrete s cbc = 8.33 MPa
Permissible Direct Compressive Stress
in concrete s cc = 5 MPaPermissible Bending Tensile Stress
in concrete s cbt = 1.765 MPa
Permissible Stress in Shear = 1.765 MPa
Permissible stress in steel s st = 190 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.305
j =1-k/3 = 0.898
Q = 0.5 k j scbc = 1.1405
Design of Aqueduct Design of Top Slab
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DESIGN OF SECTION
Effective Depth Required d = M/QB
B = width of Section = 950 mm(Adopted in STAAD)
d = 241.270 mm
Overall Depth Required = D =
242+40+10=
292 mm
Overall Depth Provided = 400 mmdeff = 350 mm
Reinforcement at Support
Bending Moment at Support = 63.070 kNm
Bending Moment per meter = 66.389 kNm
Ast = M/sst j d =
66.39e06/(190x0.899x350)=
Ast = 1111.232 sq.mm/m
Spacing of 16 mm dia bars
Sv = 180.936 mm say 175 mm
Ast(P) = 1148.925 sq.mm/m
pt = 0.328
tc = 0.255 MPa (From Table 23 IS 456 -2000
Reinforcement at Mid SpanBending Moment at Support = 39.898 kNm
Bending Moment per meter = 41.998 kNm
Ast = M/sst j d =
42E06/(190x0.899x350)=
Ast = 702.969 sq.mm/m
Spacing of 16 mm dia bars
Sv = 286.018 mm say 175 mm
Ast(P) = 1148.925 sq.mm/m
pt = 0.328
Check for Shear
Shear force = 115.719 kN
Shear Stress = V/Bd = 115719.3
950x350
Shear taken by Tension Reinforcement =
tc = 0.255
V = 0.255x950x350
V = 84787.5 N
Shear taken by bentup Bars =
Asv = 545.5714 sq.mm
ssv = 190 MPa
Sin 45 = 0.707
V = 73297.68 N
Using 50% Shear contributed by bentup bars
Total Shear =
84787.5 + 36648.84121436.3 N > 115719.3 N
tv = 0.348 MPa
Design of Aqueduct Design of Top Slab
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DESIGN FORCES FOR BOTTOM SLAB(EF)
EMPTY CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 577 577 651 -0.096 1.085 0 0 0 15.243
Min Fx 586 586 651 -0.302 -0.87 0 0 0 18.923
Max Fy 578 578 651 -0.121 2.355 0 0 0 8.083
Min Fy 585 586 651 -0.255 -2.675 0 0 0 15.836Max Fz 586 586 651 -0.302 -0.87 0 0 0 18.923
Min Fz 586 586 651 -0.302 -0.87 0 0 0 18.923
Max Mx 586 586 651 -0.302 -0.87 0 0 0 18.923
Min Mx 586 586 651 -0.302 -0.87 0 0 0 18.923
Max My 586 586 651 -0.302 -0.87 0 0 0 18.923
Min My 586 586 651 -0.302 -0.87 0 0 0 18.923
Max Mz 586 587 651 -0.302 -1.225 0 0 0 22.518
Min Mz 582 582 651 -0.182 -0.474 0 0 0 -13.888
FULL CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 583 583 652 -1.108 -2.484 0 0 0 -21.855
Min Fx 513 513 652 -1.801 3.171 0 0 0 23.895
Max Fy 578 578 652 -1.309 4.703 0 0 0 17.17Min Fy 585 586 652 -1.128 -5.132 0 0 0 28.451
Max Fz 586 586 652 -1.145 -2.758 0 0 0 33.178
Min Fz 586 586 652 -1.145 -2.758 0 0 0 33.178
Max Mx 586 586 652 -1.145 -2.758 0 0 0 33.178
Min Mx 586 586 652 -1.145 -2.758 0 0 0 33.178
Max My 586 586 652 -1.145 -2.758 0 0 0 33.178
Min My 586 586 652 -1.145 -2.758 0 0 0 33.178
Max Mz 586 587 652 -1.145 -3.21 0 0 0 43.42
Min Mz 582 582 652 -1.11 -0.874 0 0 0 -26.307
VEHICULAR LIVE LOAD
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 586 586 285 0 0 0 0 0 0
Min Fx 65 65 434 -0.547 -0.51 0 0 0 0.961
Max Fy 74 74 434 -0.517 0.42 0 0 0 1.615Min Fy 577 577 229 -0.267 -0.982 0 0 0 -1.111
Max Fz 586 586 1:L -0.018 0.001 0 0 0 0.163
Min Fz 586 586 1:L -0.018 0.001 0 0 0 0.163
Max Mx 586 586 1:L -0.018 0.001 0 0 0 0.163
Min Mx 586 586 1:L -0.018 0.001 0 0 0 0.163
Max My 586 586 1:L -0.018 0.001 0 0 0 0.163
Min My 586 586 1:L -0.018 0.001 0 0 0 0.163
Max Mz 65 66 434 -0.547 -0.51 0 0 0 2.711
Min Mz 321 321 182 -0.148 -0.777 0 0 0 -3.571
Impact Factor = 1+4.5/(6+3.5)= 1.474
SUMMARY OF DESIGN FORCES
LOAD 1 CANAL EMPTY WITH ECCENTRIC LIVE LOAD
Max Span Moment 13.888 + 5.263 = 19.151 kNmCorressponding Torsion 0 + 0.000 = 0.000 kNm
Max Support Moment 22.518 + 3.995 = 26.513 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Shear Force 26.242 + 6.072 = 32.31 kN
Corressponding Torsion 0 + 0.000 = 0.00 kNm
LOAD 3 CANAL FULL WITH ECCENTRIC LIVE LOAD
Max Span Moment 26.307 + 5.263 = 31.570 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Support Moment 43.42 + 4.00 = 47.415 kNm
Corressponding Torsion 0 + 0.00 = 0.000 kNm
Max Shear Force 50.34 + 6.072 = 56.417 kN
Corressponding Torsion 0 + 0.000 = 0.000 kNm
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FINAL DESIGN FORCES
Max Span Moment = 31.570 kNm
Corressponding Torsion = 0.000 kNm
Equivalent Span Momnet = Me=M+ T (1+D/B)/1.7 31.570 kNm
Max Support Moment = 47.415 kNm
Corressponding Torsion = 0.000 kNm
Equivalent Support Momnet = Me=M+ T (1+D/B)/1.7 47.415 kNm
Max Shear Force = 56.417 kNCorressponding Torsion = 0.000 kNm
Equivalent Shear Force = Ve = V+ 1.6 T/B = 56.42 kNm
DESIGN CONSTANTS
Grade of Concrete = M 25
Grade of Reinforcement = Fe 415
Permissible Bending Compressive Stress
in concrete s cbc = 8.33 MPa
Permissible Direct Compressive Stress
in concrete s cc = 5 MPa
Permissible Bending Tensile Stress
in concrete s cbt = 1.765 MPa
Permissible Stress in Shear = 1.864 MPa
Permissible Direct Tensile Stress 1.275 MPa
(i) Sections away from water Permissible stress in steel s st = 190 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.305
j =1-k/3 = 0.898
Q = 0.5 k j scbc = 1.1405
(ii) Sections in contact with water
Permissible stress in steel s st = 150 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.357
j =1-k/3 = 0.881
Q = 0.5 k j scbc = 1.3101
DESIGN OF SECTION
Effective Depth Required d = M/QB
B = width of Section = 950 mm(Adopted in STAAD)47.416e06/(1.311x950)
d = 195.182 mm
Overall Depth Required = D =
196+40+10=
246 mm
Overall Depth Provided = 400 mm
deff = 350 mm
Reinforcement at Support
Bending Moment at Support = 47.415 kNm
Bending Moment per meter = 49.911 kNm
Ast = M/sst j d =
49.92e06/(150x0.881x350)=
Ast = 1079.113 sq.mm/m
Spacing of 16 mm dia barsSv = 186.322 mm say 175 mm
Ast(P) = 1148.925 sq.mm/m
pt = 0.328
tc = 0.255 (From Table 26 IS 456-2000)
Reinforcement at Mid Span
Bending Moment due to Axial Load = 23.034 x 0.15
= 3.46
Bending Moment at Mid Span = 35.025 kNm
Bending Moment per meter = 36.868 kNm
Ast = M/sst j d =
36.87e06/(150x0.899x350)=
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Ast = 781.663 sq.mm/m
Spacing of 16 mm dia bars
Sv = 257.223 mm say 175 mm
Ast(P) = 1148.925 sq.mm/m
pt = 0.328
Check for Shear
Shear force = 56.417 kN
Shear Stress = V/B j d = 56416.79950x350
Hence No shear reinforcement required
CHECK FOR TENSILE STRESSES
(1) AT SUPPORT
Thickness at support 400+150= 550 mm
(Including Haunches)
Bending Moment at Support = 49.911 kNm
Axial Load = 26.517 kN
Reinforcement at top = 1148.9 sq.mm
Reinforcement at bottom face = 1149 sq.mm
Cover to Top Reinforcement = 198 mm
Cover to Bottom Reinforcement 48 mm
550
SEC A Y A x Y Iself
1 550000 275 1.51E+08 1.39E+10
2 17233.88 198 3412308
3 17233.88 502 8651408
A = 584467.8 A Y = 1.63E+08 1.39E+10
Yt = A Y/A = 1.63E+08
584467.8
Yb = 550 - 279.42 = 270.58 mm
I g = Iself + A Y2
= 1.39E+10 + 4.66E+10
6.05E+10 mm4
I N.A = Ig - A Yt2
6.05E+10 - 584467.8 x 78077.2
I N.A = 1.48E+10 mm
Zt = 1.48E+10
279.42
Zb = 1.48E+10
270.58
Direct Stress = 26517.463
584467.76
Bending Stress = 49910693
53121524
sct s bt 0.0454 0.9396
sct' s bt' 1.275 8.333
0.0356 + 0.1128 = 0.1483 < 1.0
1.275
= 0.9396 < 8.333
+ = +
= 54858218 mm3
= 0.0454 <
46612393640
= 279.42
= 53121524 mm3
550x1000= 41593750000
1.5x10x1148.926= 675637019.7
1.5x10x1148.926= 4343006620
tv = 0.170 Mpa < 0.255
1000
AREA A x Y2
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(1) AT MID SPAN
Thickness at support 400 mm
Bending Moment at Mid Span = 36.868 kNm
Axial Load = 26.517 kN
Reinforcement at top = 1148.9 sq.mm
Reinforcement at bottom face = 1148.9 sq.mm
Cover to Top Reinforcement = 50 mmCover to Bottom Reinforcement 50 mm
400
SEC A Y A x Y Iself
1 400000 200 80000000 5.33E+09
2 17233.88 50 861694
3 17233.88 350 6031858
A = 434467.8 A Yt = 86893552 5.33E+09
Yt = A Y/A = 86893552
434467.8Yb = 400 - 200.00 = 200.00 mm
I g = Iself + A Y2
= 5.33E+09 + 1.82E+10
2.35E+10 mm4
I N.A = Ig - A Yt2
2.35E+10 - 434467.8 x 40000.00
I N.A = 6.11E+09 mm
Zt = 6.11E+09
200.00
Zb = 6.11E+09
200.00
Direct Stress = 26517.463
434467.76
Bending Stress = 36868009
30544290
sct s bt 0.0610 1.2070
sct' s bt' 1.275 8.330
0.0479 + 0.1449 = 0.1928 < 1.0
+ = +
1.275
= 1.2070 < 8.330
= 30544290 mm3
= 0.0610 <
1.5x10x1148.926= 2111150263
18154234962
= 200.00
= 30544290 mm3
1000
AREA A x Y2
400x1000= 16000000000
1.5x10x1148.926= 43084699.25
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DESIGN FORCES FOR BOTTOM SLAB(FG)
EMPTY CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 340 340 651 0.434 -0.429 0 0 0 7.997
Min Fx 596 596 651 0.259 -1.601 0 0 0 19.567
Max Fy 588 588 651 0.354 2.135 0 0 0 9.569
Min Fy 595 596 651 0.261 -2.841 0 0 0 17.28Max Fz 596 596 651 0.259 -1.601 0 0 0 19.567
Min Fz 596 596 651 0.259 -1.601 0 0 0 19.567
Max Mx 596 596 651 0.259 -1.601 0 0 0 19.567
Min Mx 596 596 651 0.259 -1.601 0 0 0 19.567
Max My 596 596 651 0.259 -1.601 0 0 0 19.567
Min My 596 596 651 0.259 -1.601 0 0 0 19.567
Max Mz 596 597 651 0.259 -1.955 0 0 0 25.67
Min Mz 591 592 651 0.285 -0.033 0 0 0 -12.285
FULL CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 587 587 652 -0.285 2.514 0 0 0 33.65
Min Fx 331 331 652 -0.941 1.822 0 0 0 11.62
Max Fy 588 588 652 -0.304 4.517 0 0 0 21.17Min Fy 595 596 652 -0.416 -5.427 0 0 0 30.243
Max Fz 596 596 652 -0.451 -3.697 0 0 0 34.142
Min Fz 596 596 652 -0.451 -3.697 0 0 0 34.142
Max Mx 596 596 652 -0.451 -3.697 0 0 0 34.142
Min Mx 596 596 652 -0.451 -3.697 0 0 0 34.142
Max My 596 596 652 -0.451 -3.697 0 0 0 34.142
Min My 596 596 652 -0.451 -3.697 0 0 0 34.142
Max Mz 596 597 652 -0.451 -4.148 0 0 0 47.605
Min Mz 592 592 652 -0.359 -0.803 0 0 0 -24.819
VEHICULAR LIVE LOAD
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 75 75 434 0.222 -0.579 0 0 0 -2.145
Min Fx 459 459 289 0 -0.013 0 0 0 -0.118Max Fy 76 76 513 0.023 0.08 0 0 0 0.371
Min Fy 75 75 434 0.222 -0.579 0 0 0 -2.145
Max Fz 596 596 0:00 0.002 -0.005 0 0 0 0.028
Min Fz 596 596 0:00 0.002 -0.005 0 0 0 0.028
Max Mx 596 596 0:00 0.002 -0.005 0 0 0 0.028
Min Mx 596 596 0:00 0.002 -0.005 0 0 0 0.028
Max My 596 596 0:00 0.002 -0.005 0 0 0 0.028
Min My 596 596 0:00 0.002 -0.005 0 0 0 0.028
Max Mz 75 76 213 0.048 -0.067 0 0 0 0.66
Min Mz 331 331 471 0.085 -0.399 0 0 0 -2.987
Impact Factor = 1+4.5/(6+3.5)= 1.474
SUMMARY OF DESIGN FORCES
LOAD 1 CANAL EMPTY WITH ECCENTRIC LIVE LOADMax Span Moment 12.285 + 4.402 = 16.687 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Support Moment 25.67 + 0.973 = 26.643 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Shear Force 27.87021 + 1.157 = 29.03 kN
Corressponding Torsion 0 + 0.000 = 0.00 kNm
LOAD 3 CANAL FULL WITH ECCENTRIC LIVE LOAD
Max Span Moment 24.819 + 4.402 = 29.221 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Support Moment 47.605 + 0.97 = 48.578 kNm
Corressponding Torsion 0 + 0.00 = 0.000 kNm
Max Shear Force 53.23887 + 1.157 = 54.395 kN
Corressponding Torsion 0 + 0.000 = 0.000 kNm
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FINAL DESIGN FORCES
Max Span Moment = 29.221 kNm
Corressponding Torsion = 0.000 kNm
Equivalent Span Momnet = Me=M+ T (1+D/B)/1.7 29.221 kNm
Max Support Moment = 48.578 kNm
Corressponding Torsion = 0.000 kNm
Equivalent Support Momnet = Me=M+ T (1+D/B)/1.7 48.578 kNmMax Shear Force = 54.395 kNm
Corressponding Torsion = 0.000 kN
Equivalent Shear Force = Ve = V+ 1.6 T/B = 54.40 kNm
DESIGN CONSTANTS
Grade of Concrete = M 25
Grade of Reinforcement = Fe 415
Permissible Bending Compressive Stress
in concrete s cbc = 8.33 MPa
Permissible Direct Compressive Stress
in concrete s cc = 5 MPa
Permissible Bending Tensile Stress
in concrete s cbt = 1.765 MPa
Permissible Stress in Shear = 1.864 MPa
Permissible Direct Tensile Stress 1.275 MPa(i) Sections away from water
Permissible stress in steel s st = 190 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.305
j =1-k/3 = 0.898
Q = 0.5 k j scbc = 1.1405
(ii) Sections in contact with water
Permissible stress in steel s st = 150 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.357
j =1-k/3 = 0.881
Q = 0.5 k j scbc = 1.3101
DESIGN OF SECTIONEffective Depth Required d = M/QB
B = width of Section = 950 mm(Adopted in STAAD)
48.578e06/(1.311x950)
d = 197.560 mm
Overall Depth Required = D =
198+40+10=
248 mm
Overall Depth Provided = 400 mm
deff = 350 mm
Reinforcement at Support
Bending Moment at Support = 48.578 kNm
Bending Moment per meter = 51.134 kNm
Ast = M/sst j d =
51.14e06/(150x0.881x350)=
Ast = 1105.569 sq.mm/m
Spacing of 16 mm dia bars
Sv = 181.863 mm say 175 mm
Ast(P) = 1148.925 sq.mm/m
pt = 0.328
tc = 0.255
Reinforcement at Mid Span
Bending Moment at Mid Span = 29.221 kNm
Bending Moment per meter = 30.759 kNm
Ast = M/sst j d =
30.76e06/(150x0.899x350)=
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Ast = 652.1384 sq.mm/m
Spacing of 12 mm dia bars
Sv = 173.425 mm say 170 mm
Ast(P) = 665.2784 sq.mm/m
pt = 0.190
Check for Shear
Shear force = 54.395 kNShear Stress = V/B j d = 54395.42
950x350
Hence No shear reinforcement required
CHECK FOR TENSILE STRESSES
(1) AT SUPPORT
Thickness at support 400+150= 550 mm
(Including Haunches)
Bending Moment at Support = 51.134 kNm
Axial Load = 6.022 kN
Reinforcement at top = 1148.9 sq.mm
Reinforcement at bottom face = 665 sq.mm
Cover to Top Reinforcement = 198 mm
Cover to Bottom Reinforcement 48 mm
550
SEC A Y A x Y Iself
1 550000 275 1.51E+08 1.39E+10
2 17233.88 198 3412308
3 9979.177 502 5009547
A = 577213.1 A Y = 1.6E+08 1.39E+10
Yt = A Y/A = 1.6E+08
577213.1
Yb = 550 - 276.63 = 273.37 mm
I g = Iself + A Y2
= 1.39E+10 + 4.48E+10
5.86E+10 mm4
I N.A = Ig - A Yt2
5.86E+10 - 577213.1 x 76521.7
I N.A = 1.45E+10 mm
Zt = 1.45E+10
276.63
Zb = 1.45E+10
273.37
Direct Stress = 6021.791
577213.06
Bending Stress = 51134349
52343166
sct s bt 0.0104 0.9769
sct' s bt' 1.275 7.000
0.0082 + 0.1396 = 0.1477 < 1.0
=
276.63
= 52343166 mm3
= 52965640 mm3
tv = 0.182 Mpa < 0.255
1000
44784179456
7.000
1.5x10x1148.926= 675637019.7
1.5x10x665.279= 2514792436
AREA A x Y2
550x1000= 41593750000
=
+ = +
0.0104 < 1.275
= 0.9769 <
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(1) AT MID SPAN
Thickness at support 400 mm
Bending Moment at Mid Span = 30.759 kNm
Axial Load = 6.022 kN
Reinforcement at top = 665.3 sq.mm
Reinforcement at bottom face = 665.3 sq.mmCover to Top Reinforcement = 50 mm
Cover to Bottom Reinforcement 50 mm
400
SEC A Y A x Y Iself
1 400000 200 80000000 5.33E+09
2 9979.177 50 498958.8
3 9979.177 350 3492712
A = 419958.4 A Yt = 83991671 5.33E+09
Yt = A Y/A = 83991671419958.4
Yb = 400 - 200.00 = 200.00 mm
I g = Iself + A Y2
= 5.33E+09 + 1.72E+10
2.26E+10 mm4
I N.A = Ig - A Yt2
2.26E+10 - 419958.4 x 40000.00
I N.A = 5.78E+09 mm
Zt = 5.78E+09
200.00
Zb = 5.78E+09
200.00
Direct Stress = 6021.791419958.35
Bending Stress = 30758837
28911981
sct s bt 0.0143 1.0639
sct' s bt' 1.275 8.330
0.0112 + 0.1277 = 0.1390 < 1.0
17247397083
= 200.00
1000
1.5x10x665.279= 24947941.66
1.5x10x665.279= 1222449141
AREA A x Y2
400x1000= 16000000000
= 0.0143 < 1.275
= 28911981 mm3
= 28911981 mm3
+ = +
= 1.0639 < 8.330
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DESIGN FORCES FOR BOTTOM SLAB(GH)
EMPTY CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 350 350 651 0.526 0.345 0 0 0 -8.627
Min Fx 597 597 651 0.254 2.273 0 0 0 25.733
Max Fy 598 598 651 0.254 3.139 0 0 0 16.162
Min Fy 605 606 651 0.318 -2.162 0 0 0 -1.896Max Fz 606 606 651 0.36 -0.993 0 0 0 1.319
Min Fz 606 606 651 0.36 -0.993 0 0 0 1.319
Max Mx 606 606 651 0.36 -0.993 0 0 0 1.319
Min Mx 606 606 651 0.36 -0.993 0 0 0 1.319
Max My 606 606 651 0.36 -0.993 0 0 0 1.319
Min My 606 606 651 0.36 -0.993 0 0 0 1.319
Max Mz 597 597 651 0.254 2.273 0 0 0 25.733
Min Mz 603 603 651 0.273 -0.391 0 0 0 -19.22
FULL CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 597 597 652 -0.528 4.532 0 0 0 47.579
Min Fx 542 542 652 -1.117 -2.489 0 0 0 2.819
Max Fy 598 598 652 -0.563 5.77 0 0 0 28.703Min Fy 605 606 652 -0.84 -4.616 0 0 0 6.416
Max Fz 606 606 652 -0.973 -3.403 0 0 0 11.058
Min Fz 606 606 652 -0.973 -3.403 0 0 0 11.058
Max Mx 606 606 652 -0.973 -3.403 0 0 0 11.058
Min Mx 606 606 652 -0.973 -3.403 0 0 0 11.058
Max My 606 606 652 -0.973 -3.403 0 0 0 11.058
Min My 606 606 652 -0.973 -3.403 0 0 0 11.058
Max Mz 597 597 652 -0.528 4.532 0 0 0 47.579
Min Mz 601 602 652 -0.629 1.227 0 0 0 -31.911
VEHICULAR LIVE LOAD
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 149 149 434 0.053 0.006 0 0 0 0.478
Min Fx 94 94 517 -0.001 0.008 0 0 0 0.035Max Fy 87 87 439 0.027 0.016 0 0 0 0.412
Min Fy 597 597 29 0.002 0 0 0 0 0.028
Max Fz 606 606 0:00 0 0.001 0 0 0 0.006
Min Fz 606 606 0:00 0 0.001 0 0 0 0.006
Max Mx 606 606 0:00 0 0.001 0 0 0 0.006
Min Mx 606 606 0:00 0 0.001 0 0 0 0.006
Max My 606 606 0:00 0 0.001 0 0 0 0.006
Min My 606 606 0:00 0 0.001 0 0 0 0.006
Max Mz 85 85 440 0.044 0.006 0 0 0 0.514
Min Mz 350 351 183 0.006 0.005 0 0 0 -0.016
Impact Factor = 1+4.5/(6+3.5)= 1.474
SUMMARY OF DESIGN FORCES
LOAD 1 CANAL EMPTY WITH ECCENTRIC LIVE LOADMax Span Moment 19.22 + 0.024 = 19.244 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Support Moment 25.733 + 0.757 = 26.490 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Shear Force 21.21 + 0.231 = 21.44 kN
Corressponding Torsion 0 + 0.000 = 0.00 kNm
LOAD 3 CANAL FULL WITH ECCENTRIC LIVE LOAD
Max Span Moment 31.911 + 0.024 = 31.935 kNm
Corressponding Torsion 0 + 0.000 = 0.000 kNm
Max Support Moment 47.579 + 0.76 = 48.336 kNm
Corressponding Torsion 0 + 0.00 = 0.000 kNm
Max Shear Force 45.28 + 0.231 = 45.514 kN
Corressponding Torsion 0 + 0.000 = 0.000 kNm
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FINAL DESIGN FORCES
Max Span Moment = 31.935 kNm
Corressponding Torsion = 0.000 kNm
Equivalent Span Momnet = Me=M+ T (1+D/B)/1.7 31.935 kNm
Max Support Moment = 48.336 kNm
Corressponding Torsion = 0.000 kNm
Equivalent Support Momnet = Me=M+ T (1+D/B)/1.7 48.336 kNmMax Shear Force = 45.514 kN
Corressponding Torsion = 0.000 kNm
Equivalent Shear Force = Ve = V+ 1.6 T/B = 45.51 kN
DESIGN CONSTANTS
Grade of Concrete = M 25
Grade of Reinforcement = Fe 415
Permissible Bending Compressive Stress
in concrete s cbc = 8.33 MPa
Permissible Direct Compressive Stress
in concrete s cc = 5 MPa
Permissible Bending Tensile Stress
in concrete s cbt = 1.765 MPa
Permissible Stress in Shear = 1.864 MPa
Permissible Direct Tensile Stress 1.275 MPa(i) Sections away from water
Permissible stress in steel s st = 190 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.305
j =1-k/3 = 0.898
Q = 0.5 k j scbc = 1.1405
(ii) Sections in contact with water
Permissible stress in steel s st = 150 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.357
j =1-k/3 = 0.881
Q = 0.5 k j scbc = 1.3101
DESIGN OF SECTIONEffective Depth Required d = M/QB
B = width of Section = 950 mm(Adopted in STAAD)
48.337e06/(1.311x950)
d = 197.069 mm
Overall Depth Required = D =
198+40+10=
248 mm
Overall Depth Provided = 400 mm
deff = 350 mm
Reinforcement at Support
Bending Moment at Support = 48.336 kNm
Bending Moment per meter = 50.880 kNm
Ast = M/sst j d =
50.89e06/(150x0.881x350)=
Ast = 1100.081 sq.mm/m
Spacing of 16 mm dia bars
Sv = 182.770 mm say 175 mm
Ast(P) = 1148.925 sq.mm/m
pt = 0.328
tc = 0.255
Reinforcement at Mid Span
Bending Moment at Mid Span = 31.935 kNm
Bending Moment per meter = 33.615 kNm
Ast = M/sst j d =
33.62e06/(150x0.899x350)=
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Ast = 712.7011 sq.mm/m
Spacing of 16 mm dia bars
Sv = 282.113 mm say 200 mm
Ast(P) = 1005.31 sq.mm/m
pt = 0.287
Check for Shear
Shear force = 45.514 kNShear Stress = V/B j d = 45514.27
950x350
Hence No shear reinforcement required
CHECK FOR TENSILE STRESSES
(1) AT SUPPORT
Thickness at support 400+150= 550 mm
(Including Haunches)
Bending Moment at Support = 50.880 kNm
Axial Load = 0.000 kN
Reinforcement at top = 1148.9 sq.mm
Reinforcement at bottom face = 1005 sq.mm
Cover to Top Reinforcement = 198 mm
Cover to Bottom Reinforcement 48 mm
550
SEC A Y A x Y Iself
1 550000 275 1.51E+08 1.39E+10
2 17233.88 198 3412308
3 15079.64 502 7569982
A = 582313.5 A Y = 1.62E+08 1.39E+10
Yt = A Y/A = 1.62E+08
582313.5
Yb = 550 - 278.60 = 271.40 mm
I g = Iself + A Y2
= 1.39E+10 + 4.61E+10
5.99E+10 mm4
I N.A = Ig - A Yt2
5.99E+10 - 582313.5 x 77617.7
I N.A = 1.47E+10 mm
Zt = 1.47E+10
278.60
Zb = 1.47E+10
271.40
Direct Stress = 0.000
582313.52
Bending Stress = 50880499
52894044
sct s bt 0.0000 0.9619
sct' s bt' 1.275 8.500
0.0000 + 0.1132 = 0.1132 < 1.0
1.275
= 0.9619 < 8.500
+ = +
= 54297100 mm3
= 0.0000 <
46069517812
= 278.60
= 52894044 mm3
550x1000= 41593750000
1.5x10x1148.926= 675637019.7
1.5x10x1005.31= 3800130792
tv = 0.137 Mpa < 0.255
1000
AREA A x Y2
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(1) AT MID SPAN
Thickness at support 400 mm
Bending Moment at Mid Span = 33.615 kNm
Axial Load = 0.000 kN
Reinforcement at top = 1005.3 sq.mm
Reinforcement at bot tom face = 1005.3 sq.mm
Cover to Top Reinforcement = 50 mmCover to Bottom Reinforcement 50 mm
400
SEC A Y A x Y Iself
1 400000 200 80000000 5.33E+09
2 15079.64 50 753982.2
3 15079.64 350 5277876
A = 430159.3 A Yt = 86031858 5.33E+09
Yt = A Y/A = 86031858
430159.3Yb = 400 - 200.00 = 200.00 mm
I g = Iself + A Y2
= 5.33E+09 + 1.79E+10
2.32E+10 mm4
I N.A = Ig - A Yt 2.32E+10 - 430159.3 x 40000.00
I N.A = 6.01E+09 mm
Zt = 6.01E+09
200.00
Zb = 6.01E+09
200.00
Direct Stress = 0.000
430159.29
Bending Stress = 33615346
30059587
sct s bt 0.0000 1.1183
sct' s bt' 1.275 8.330
0.0000 + 0.1342 = 0.1342 < 1.0
+ = +
1.275
= 1.1183 < 8.330
= 30059587 mm3
= 0.0000 <
1.5x10x1005.31= 1847256480
17884955592
= 200.00
= 30059587 mm3
1000
AREA A x Y2
400x1000= 16000000000
1.5x10x1005.31= 37699111.84
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DESIGN FORCES FOR LEFT EXTERNAL WALL(AE)
EMPTY CONDITION
Beam Node Fx Fy Fz Mx My
(kN) (kN) (kN) (kNm) (kNm)
Max Fx 610 616 651 5.953 -1.434 0 0 0
Min Fx 159 160 651 -0.939 -0.273 0 0 0
Max Fy 607 577 651 0.218 -0.095 0 0 0
Min Fy 610 616 651 5.953 -1.434 0 0 0
Max Fz 1362 714 651 5.582 -1.271 0 0 0
Min Fz 1362 714 651 5.582 -1.271 0 0 0
Max Mx 1362 714 651 5.582 -1.271 0 0 0
Min Mx 1362 714 651 5.582 -1.271 0 0 0
Max My 1362 714 651 5.582 -1.271 0 0 0
Min My 1362 714 651 5.582 -1.271 0 0 0
Max Mz 612 628 651 4.964 -1.159 0 0 0
Min Mz 608 608 651 3.428 -0.89 0 0 0
FULL CONDITION
Beam Node Fx Fy Fz Mx My
(kN) (kN) (kN) (kNm) (kNm)
Max Fx 610 616 652 6.447 -1.945 0 0 0
Min Fx 159 160 652 -3.246 -1.805 0 0 0
Max Fy 354 364 652 -0.734 -0.081 0 0 0
Min Fy 608 608 652 2.604 -2.785 0 0 0Max Fz 1362 714 652 6.166 -1.5 0 0 0
Min Fz 1362 714 652 6.166 -1.5 0 0 0
Max Mx 1362 714 652 6.166 -1.5 0 0 0
Min Mx 1362 714 652 6.166 -1.5 0 0 0
Max My 1362 714 652 6.166 -1.5 0 0 0
Min My 1362 714 652 6.166 -1.5 0 0 0
Max Mz 612 628 652 5.552 -1.358 0 0 0
Min Mz 607 577 652 -1.839 -1.47 0 0 0
VEHICULAR LIVE LOAD
Beam Node Fx Fy Fz Mx My
(kN) (kN) (kN) (kNm) (kNm)
Max Fx 100 112 146.00 5.584 -0.69 0 0 0
Min Fx 1362 714 285.00 0 0 0 0 0
Max Fy 1362 714 285.00 0 0 0 0 0Min Fy 98 104 434.00 3.237 -1.137 0 0 0
Max Fz 1362 714 1.00 0.151 -0.032 0 0 0
Min Fz 1362 714 1.00 0.151 -0.032 0 0 0
Max Mx 1362 714 1.00 0.151 -0.032 0 0 0
Min Mx 1362 714 1.00 0.151 -0.032 0 0 0
Max My 1362 714 1.00 0.151 -0.032 0 0 0
Min My 1362 714 1.00 0.151 -0.032 0 0 0
Max Mz 100 116 434.00 3.502 -0.955 0 0 0
Min Mz 607 577 189.00 0.372 -0.151 0 0 0
Impact Factor = 1+4.5/(6+9.98)= 1.282
SUMMARY OF DESIGN FORCES
LOAD 1 CANAL EMPTY WITH ECCENTRIC LIVE LOAD
Max Span Moment 16.823 + 2.110 = 18.933
Max Support Moment 14.648 + 32.657 = 47.305
Max Shear Force 14.068 + 40.6972 = 54.765
Max Axial Load 5.953 + 7.156 = 13.11
LOAD 2 CANAL FULL WITH ECCENTRIC LIVE LOAD
Max Span Moment 33.983 + 2.110 = 36.09
Max Support Moment 17.158 + 32.6565 = 49.81
Max Shear Force 27.32085 + 40.6972 = 68.02
Max Axial Load 6.45 + 7.156 = 13.60
Design of Aqueduct Design of Vertical Wall(AE)
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FINAL DESIGN FORCES
Max Span Moment = 36.093 kNm
Max Support Moment = 49.815 kNm
Max Shear Force = 68.018 kNm
Max Axial Force = 13.603 kN
DESIGN CONSTANTS
Grade of Concrete = M 25
Grade of Reinforcement = Fe 415
Permissible Bending Compressive Stress
in concrete s cbc = 8.33 MPa
Permissible Direct Compressive Stress
in concrete s c s cc = 5 MPa
Permissible Bending Tensile Stress
in concrete s cbt = 1.765 MPa
Permissible Stress in Shear = 1.864 MPa
Permissible Direct Tensile Stress = 1.275 MPa
(i) Sections away from water
Permissible stress in steel s st = 190 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.305
j =1-k/3 = 0.898
Q = 0.5 k j scbc = 1.1405(ii) Sections in contact with water
Permissible stress in steel s st = 150 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.357
j =1-k/3 = 0.881
Q = 0.5 k j scbc = 1.3101
DESIGN OF SECTION
Effective Depth Required d = M/QB
B = width of Section = 950 mm(Adopted in STAAD)
36.093e06/(1.311x950)
d = 200.060 mm
Overall Depth Required = D =
201+40+10=
251 mmOverall Depth Provided = 400 mm
deff = 350 mm
Reinforcement at Support
Bending Moment at Support = 49.815 kNm
Bending Moment per meter = 52.436 kNm
Ast = M/sst j d =
52.44e06/(190x0.881x350)=
Ast = 895.0412 sq.mm/m
Spacing of 16 mm dia bars
Sv = 224.640 mm say 200 mm
Ast(P) = 1005.31 sq.mm/m
pt = 0.287
tc = 0.242
Reinforcement at Mid Span
Bending Moment at Support = 36.093 kNm
Bending Moment per meter = 37.992 kNm
Design of Aqueduct Design of Vertical Wall(AE)
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Ast = M/sst j d =
38e06/(190x0.899x350)=
Ast = 635.918 sq.mm/m
Spacing of 12 mm dia bars
Sv = 177.849 mm say 175 mm
Ast(P) = 646.270 sq.mm/m
pt = 0.185Check for Shear
Shear force = 68.018 kN
Shear Stress = V/B j d = 68018.08
950x350
Hence No shear reinforcement required
CHECK FOR TENSILE STRESSES
(1) AT SUPPORT
Thickness at support 400+150= 550 mm
(Including Haunches)
Bending Moment at Support = 52.436 kNm
Axial Load = 13.603 kN
Reinforcement at top = 1005.3 sq.mm
Reinforcement at bottom face = 1005 sq.mm
Cover to Top Reinforcement = 198 mm
Cover to Bottom Reinforcement 48 mm
550
SEC A Y A x Y Iself
1 550000 275 1.51E+08 1.3865E+10
2 15079.64 198 2985770
3 15079.64 502 7569982
A = 580159.3 A Y = 1.62E+08 1.3865E+10
Yt = A Y/A = 161805751.3
580159.2895Yb = 550 - 278.90 = 271.10 mm
I g = Iself + A Y2
= 13864583333 + 45985063185
59849646518 mm4
I N.A = Ig - A Yt2
59849646518 - 580159.2895 x 77784.6
I N.A = 14722210598 mm
Zt = 14722210598
278.90
Zb = 14722210598
271.10
Direct Stress = 13603.47
580159.29
Bending Stress = 52436316.45
52786920
sct s bt 0.0234
sct' s bt' 1.275
0.0184 + 0.5628 = 0.5812 < 1.0
+ = +
= 52786920
1.275
= 0.9934 < 1.765
= 0.0234 <
1.5x10x1005.31= 591182392.3
54305229 mm3=
1.5x10x1005.31= 3800130792
45985063185
= 278.90
mm3
0.242
1000
AREA A x Y2
tv = 0.205 Mpa <
550x1000= 41593750000
Design of Aqueduct Design of Vertical Wall(AE)
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(1) AT MID SPAN
Thickness at support 400 mm
Bending Moment at Mid Span = 37.992 kNm
Axial Load = 13.603 kN
Reinforcement at top = 646.3 sq.mm
Reinforcement at bottom face = 646.3 sq.mm
Cover to Top Reinforcement = 50 mmCover to Bottom Reinforcement 50 mm
400
SEC A Y A x Y Iself
1 400000 200 80000000 5333333333
2 9694.057 50 484702.9
3 9694.057 350 3392920
A = 419388.1 A Yt = 83877623 5333333333
Yt = A Y/A = 83877622.93
419388.1147
Yb = 400 - 200.00 = 200.00 mm
I g = Iself + A Y2
= 5333333333 + 17211757166
22545090500 mm4
I N.A = Ig - A Yt2
22545090500 - 419388.1147 x 40000.00
I N.A = 5769565913 mm
Zt = 5769565913
200.00
Zb = 5769565913
200.00
Direct Stress = 13603.5
419388.1
Bending Stress = 37992123.05
28847830
sct s bt 0.0324
sct' s bt' 1.275
0.0254 + 0.1581 = 0.1835 < 1.0
+
1.275
= 1.3170 < 8.330
= 0.0324
= 28847830 mm3
<
+ =
17211757166
= 200.00
= 28847830 mm3
400x1000= 16000000000
1.5x10x646.271= 24235143.33
1.5x10x646.271= 1187522023
1000
AREA A x Y2
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(2) DESIGN FOR BEAM ACTION
Effective Span of Wall = 9.98 m
Clear Span = 9.96 m
Section of Wall = 0.4 x 3.19
Check for Lateral Stability
(a) 60 times width of beam 60 x 0.4
24 >9.96
(b) 250 b2/d 250 x 0.16
3.19
12.539 >9.96
Loads
(A) Bending Moment due to dead loads
Selfweight of wall = 0.4x2.79x2.5= 0.276 t/m
Weight from bridge =
Weight of Slab = 0.4x2.5x5.1/2= 2.55 t/m
Weight of W.C = 0.075x2.4x3.5/2= 0.32 t/m
Weight of Kerb = 0.31875+0.38125= 0.70 t/m
Weight of Water = 1x1.85x1.75= 3.2375 t/m
Weight of Base Slab = 0.4x2.5x1.75= 1.75 t/m
Weight of finishing 0.096x1.75= 0.168 t/m
Total Load = 8.997 t/m
Bending Moment = WL2/8 =
8.997x9.98x9.98/8= 112.007 tm
Shear force = WL/2 =
8.997x9.98/2= 44.893 t
(B) Bending moment due to Live Load
W W
0.825 1.8 1.275
0.6
A B
Taking moments about A
RBx3.9= Wx0.825+W2.625
RB =
RB = 3.45 W = 0.885 W
3.9
RA = 2W- 0.885 W = 1.115 W
S.No
1
2
3
0.590 3.2 1.2 0.69
A B
RBx9.98= 1.506x(0.59)+6.358x(3.79+4.99)+3.793x9.29
RB= 1.506x(0.59)+6.358x(3.79+4.99)+3.793x9.29
9.212 t
R A = 18.013 - 9.212 = 8.801
Bending Moment at Centre
9.213x4.99-3.793x0.69= 43.353 t-m
Impact Factor = 1+4.5/(6+9.98)= 1.282
Bending Moment with Impact = 1.282 x 43.353
55.561
9.98
5.7 6.358
3.4 3.792
4.300
9.98
3.9
Wx0.825+Wx2.625
3.9
Wheel Load Reaction =1.115W
1.35 1.506
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Bending Moment due to D.L = 112.007
Total B.M = 167.568
Shear Force = 11.279 + 44.893= 56.172
Ast = 167.569e07/(150x0.881x3090)= 4103.68873
Provide 9 Nos # 25
Ast = 4417.865 sq.mm
pt = 0.357
Check for Shear
V = 56.172 t
551047.6
400x3090
tc = 0.264 MPa from Table 23 IS456-2000
Vs = V-tc bd
551047.6 -0.264x400x3090
224743.6 N
Spacing of 10 mm 2L stirrups
Sv = 2x78.54x150x3090/224743.594
323.953 mm
Provide 10 mm dia 2L stirrups at 200 mm c/c
Sideface Reinforcement
0.1% of Web Area
0.1 x 500 x 3190
1276 sq.mm
Provdie 17 -#10 on each face
tv = = 0.446
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Mz
(kNm)
-2.264
-7.559
-15.514
-2.264
6.892
6.892
6.892
6.892
6.892
6.892
14.648
-16.823
Mz
(kNm)
-3.438
-18.789
-1.026
-31.7498.052
8.052
8.052
8.052
8.052
8.052
17.158
-33.983
Mz
(kNm)
18.26
0
011.84
0.532
0.532
0.532
0.532
0.532
0.532
25.481
-1.646
kNm
kNm
kN
kN
kNm
kNm
kN
kN
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0.9934
1.765
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1.3170
8.330
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t
t-m
t-m
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t-m
t-m
t-m
sq.mm
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DESIGN FORCES FOR LEFT EXTERNAL WALL(BE)
EMPTY CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 616 617 651 6.506 1.048 0 0 0 -5.134
Min Fx 229 225 651 -0.743 0.648 0 0 0 5.453
Max Fy 616 617 651 6.506 1.048 0 0 0 -5.134
Min Fy 362 369 651 1.186 0.374 0 0 0 -5.145Max Fz 1383 725 651 6.016 0.991 0 0 0 -11.85
Min Fz 1383 725 651 6.016 0.991 0 0 0 -11.85
Max Mx 1383 725 651 6.016 0.991 0 0 0 -11.85
Min Mx 1383 725 651 6.016 0.991 0 0 0 -11.85
Max My 1383 725 651 6.016 0.991 0 0 0 -11.85
Min My 1383 725 651 6.016 0.991 0 0 0 -11.85
Max Mz 613 587 651 1.917 0.768 0 0 0 8.619
Min Mz 618 629 651 5.331 0.935 0 0 0 -17.964
FULL CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 616 617 652 7.458 1.242 0 0 0 -5.516
Min Fx 485 481 652 -4.258 0.698 0 0 0 6.615
Max Fy 616 617 652 7.458 1.242 0 0 0 -5.516Min Fy 362 369 652 -0.172 0.268 0 0 0 -2.8
Max Fz 1383 725 652 7.03 1.193 0 0 0 -13.519
Min Fz 1383 725 652 7.03 1.193 0 0 0 -13.519
Max Mx 1383 725 652 7.03 1.193 0 0 0 -13.519
Min Mx 1383 725 652 7.03 1.193 0 0 0 -13.519
Max My 1383 725 652 7.03 1.193 0 0 0 -13.519
Min My 1383 725 652 7.03 1.193 0 0 0 -13.519
Max Mz 613 587 652 -0.331 0.881 0 0 0 10.055
Min Mz 618 629 652 6.307 1.126 0 0 0 -20.902
VEHICULAR LIVE LOAD
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 106 113 434.00 3.478 0.93 0 0 0 -22.083
Min Fx 1383 725 285.00 0 0 0 0 0 0
Max Fy 104 105 434.00 3.298 1.084 0 0 0 -11.624
Min Fy 1383 725 285.00 0 0 0 0 0 0
Max Fz 1383 725 1.00 0.099 0.018 0 0 0 -0.475
Min Fz 1383 725 1.00 0.099 0.018 0 0 0 -0.475
Max Mx 1383 725 1.00 0.099 0.018 0 0 0 -0.475
Min Mx 1383 725 1.00 0.099 0.018 0 0 0 -0.475
Max My 1383 725 1.00 0.099 0.018 0 0 0 -0.475
Min My 1383 725 1.00 0.099 0.018 0 0 0 -0.475
Max Mz 101 75 434.00 1.794 0.797 0 0 0 2.389
Min Mz 106 117 434.00 3.478 0.93 0 0 0 -24.727
Impact Factor = 1+4.5/(6+9.98)= 1.282
SUMMARY OF DESIGN FORCES
LOAD 1 CANAL EMPTY WITH ECCENTRIC LIVE LOAD
Max Span Moment 17.964 + 31.690 = 49.654 kNm
Max Support Moment 8.619 + 3.062 = 11.681 kNm
Max Shear Force 10.281 + 13.6286 = 23.909 kN
Max Axial Load 63.82 + 43.727 = 107.55 kN
LOAD 3 CANAL FULL WITH ECCENTRIC LIVE LOAD
Max Span Moment 20.902 + 31.690 = 52.59 kNm
Max Support Moment 10.055 + 3.0617 = 13.12 kNm
Max Shear Force 12.184 + 13.6286 = 25.81 kN
Max Axial Load 73.16 + 43.727 = 116.89 kN
D i f A d t D i f V ti l ll(BF)
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FINAL DESIGN FORCES
Max Span Moment = 52.592 kNm
Max Support Moment = 13.117 kNm
Max Shear Force = 25.813 kNm
Max Axial Force = 116.890 kN
DESIGN CONSTANTS
Grade of Concrete = M 25Grade of Reinforcement = Fe 415
Permissible Bending Compressive Stress
in concrete s cbc = 8.33 MPa
Permissible Direct Compressive Stress
in concrete s cc = 5 MPa
Permissible Bending Tensile Stress
in concrete s cbt = 1.765 MPa
Permissible Stress in Shear = 1.864 MPa
Permissible Direct Tensile Stress 1.275 MPa
(i) Sections away from water
Permissible stress in steel s st = 190 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.305
j =1-k/3 = 0.898Q = 0.5 k j scbc = 1.1405
(ii) Sections in contact with water
Permissible stress in steel s st = 150 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.357
j =1-k/3 = 0.881
Q = 0.5 k j scbc = 1.3101
DESIGN OF SECTION
Effective Depth Required d = M/QB
B = width of Section = 950 mm(Adopted in STAAD)
52.593e06/(1.311x950)
d = 205.562 mm
Overall Depth Required = D =
206+40+10=
256 mm
Overall Depth Provided = 400 mm
deff = 350 mm
Reinforcement at Support
Bending Moment at Support = 13.117 kNm
Bending Moment per meter = 13.807 kNm
Ast = M/sst j d =
13.81e06/(190x0.881x350)=
Ast = 235.6749 sq.mm/m
Spacing of 16 mm dia bars
Sv = 853.132 mm say 200 mm
Ast(P) = 1005.31 sq.mm/m
pt = 0.287
tc = 0.242 MPa
D i f A d t D i f V ti l ll(BF)
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Reinforcement at Mid Span
Bending Moment at Support = 52.592 kNm
Bending Moment per meter = 55.360 kNm
Ast = M/sst j d =
55.37e06/(190x0.899x350)=
Ast = 926.6272 sq.mm/m
Spacing of 16 mm dia barsSv = 216.983 mm say 200 mm
Ast(P) = 1005.310 sq.mm/m
pt = 0.287
Check for Shear
Shear force = 25.813 kN
Shear Stress = V/B d = 25812.63
950x350
Hence No shear reinforcement required
CHECK FOR TENSILE STRESSES
(1) AT SUPPORT
Thickness at support 400+150= 550 mm
(Including Haunches)
Bending Moment at Support = 13.807 kNmAxial Load = 116.890 kN
Reinforcement at top = 1005.3 sq.mm
Reinforcement at bottom face = 1005 sq.mm
Cover to Top Reinforcement = 198 mm
Cover to Bottom Reinforcement 48 mm
550
SEC A Y A x Y Iself
1 550000 275 1.51E+08 1.39E+10
2 15079.64 198 2985770
3 15079.64 502 7569982A = 580159.3 A Y = 1.62E+08 1.39E+10
Yt = A Y/A = 1.62E+08
580159.3
Yb = 550 - 278.90 = 271.10 mm
I g = Iself + A Y2
= 1.39E+10 + 4.6E+10
5.98E+10 mm4
I N.A = Ig - A Yt 5.98E+10 - 580159.3 x 77784.6
I N.A = 1.47E+10 mm
Zt = 1.47E+10
278.90
Zb = 1.47E+10
271.10
Direct Stress = 116890.2
580159.3
Bending Stress = 13807102
52786920
sct s bt 0.2015 0.2616
sct' s bt' 1.275 1.765
0.1580 + 0.1482 = 0.3062 < 1.0
+ = +
= 278.90
1.275
= 0.2616 < 1.765
= 0.2015 <
550x1000= 41593750000
1.5x10x1005.31= 591182392.3
54305229 mm3
=
1.5x10x1005.31= 380013079245985063185
0.242
1000
AREA A x Y2
tv = 0.078 Mpa <
= 52786920 mm3
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(1) AT MID SPAN
Thickness at support 400 mm
Bending Moment at Mid Span = 55.360 kNm
Axial Load = 116.890 kN
Reinforcement at top = 1005.3 sq.mm
Reinforcement at bottom face = 1005.3 sq.mmCover to Top Reinforcement = 50 mm
Cover to Bottom Reinforcement 50 mm
400
SEC A Y A x Y Iself
1 400000 200 80000000 5.33E+09
2 15079.64 50 753982.2
3 15079.64 350 5277876
A = 430159.3 A Yt = 86031858 5.33E+09
Yt = A Y/A = 86031858430159.3
Yb = 400 - 200.00 = 200.00 mm
I g = Iself + A Y2
= 5.33E+09 + 1.79E+10
2.32E+10 mm4
I N.A = Ig - A Yt 2.32E+10 - 430159.3 x 40000.00
I N.A = 6.01E+09 mm
Zt = 6.01E+09
200.00
Zb = 6.01E+09
200.00
Direct Stress = 116890.2430159.3
Bending Stress = 55360182
30059587
sct s bt 0.2717 1.8417
sct' s bt' 1.275 8.330
0.2131 + 0.2211 = 0.4342 < 1.0
+
1.275
= 1.8417 < 8.330
= 0.2717
= 30059587 mm3
<
+ =
17884955592
= 200.00
= 30059587 mm3
400x1000= 16000000000
1.5x10x1005.31= 37699111.84
1.5x10x1005.31= 1847256480
1000
AREA A x Y2
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(2) DESIGN FOR BEAM ACTION
Effective Span of Wall = 9.98 m
Clear Span = 9.96 m
Section of Wall = 0.4 x 3.19
Check for Lateral Stability
(a) 60 times width of beam 60 x 0.4
24 >12.0
(b) 250 b2/d 250 x 0.163.19
12.539 >12.0
Loads
(A) Bending Moment due to dead loads
Selfweight of wall = 0.4x3.19x2.5= 3.190 t/m
Weight from bridge =
Weight of Slab = 0.4x2.5x5.1/2= 2.55 t/m
Weight of W.C = 0.075x2.4x3.5/2= 0.32 t/m
Weight of Kerb = 0.31875+0.38125= 0.70 t/m
Weight of Water = 1x1.85x3.5= 6.475 t/m
Weight of Base Slab 0.4x2.5x3.5= 3.5 t/m
Weight of finishing 0.096x3.5= 0.336 t/m
Total Load = 17.066 t/m
Bending Moment = WL2
/8 =17.066x9.98x9.98/8= 212.473 tm
Shear force = WL/2 =
17.066x9.98/2= 85.159 t
(B) Bending moment due to Live Load
W W
0.825 1.8 1.275
0.60
A B
taking moments about A
RBx3.9= Wx0.825+W2.625
RB =
RB = 3.45 W = 0.885 W
3.9
RA = 2W- 0.885 W = 1.115 W
S.No
1
2
3
0.590 3.2 1.2 0.69
A B
RBx9.98= 1.506x(0.59)+6.358x(3.79+4.99)+3.793x9.29
RB= 1.506x(0.59)+6.358x(3.79+4.99)+3.793x9.29
9.212 t
R A = 18.013 - 9.212 = 8.801 t
3.9
Wx0.825+Wx2.625
3.9
Wheel Load Reaction =1.115W
9.98
4.300
9.98
1.35
5.7
3.4
1.506
6.358
3.792
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Bending Moment at Centre
9.213x4.99-3.793x0.69= 43.353 t-m
Impact Factor = 1+4.5/(6+9.98)= 1.282
Bending Moment with Impact = 1.282 x 43.353
55.561 t-m
Bending Moment due to D.L = 212.473 t-m
Total B.M = 268.034 t-m
Shear Force = 11.279 + 85.16= 96.439 t-m
Ast = 268.034e07/(150x0.881x3090)= 6564.059 sq.mm
Provide 14 Nos # 25
Ast = 6872.234 sq.mm
pt = 0.556
Check for Shear
V = 96.439 t
946065
400x3090
tc = 0.321 MPa from Table 23 IS456-2000
Vs = V-tc bd
946065 -0.321x400x3090
549060.3 NSpacing of 12 mm 2L stirrups
Sv = 2x113.098x150x3090/549060.273
190.947 mm
Provide 12 mm dia 2L stirrups at 175 mm c/c
Sideface Reinforcement
0.1% of Web Area
0.1 x 500 x 4700
1276 sq.mm
Provide 17 -#10 on each face
tv = = 0.765
D i f A d t D i f V ti l ll(BF)
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DESIGN FORCES FOR RIGHT EXTERNAL WALL
EMPTY CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 622 618 651 14.024 0.004 0 0 0 0.01
Min Fx 171 162 651 -29.385 -0.062 0 0 0 -0.013
Max Fy 363 341 651 -13.989 0.096 0 0 0 0.068
Min Fy 619 597 651 -13.603 -0.083 0 0 0 -0.043Max Fz 1404 736 651 7.657 0.007 0 0 0 0.005
Min Fz 1404 736 651 7.657 0.007 0 0 0 0.005
Max Mx 1404 736 651 7.657 0.007 0 0 0 0.005
Min Mx 1404 736 651 7.657 0.007 0 0 0 0.005
Max My 1404 736 651 7.657 0.007 0 0 0 0.005
Min My 1404 736 651 7.657 0.007 0 0 0 0.005
Max Mz 363 341 651 -13.989 0.096 0 0 0 0.068
Min Mz 555 533 651 -24.726 -0.062 0 0 0 -0.044
FULL CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 622 618 652 14.137 0.041 0 0 0 0.011
Min Fx 171 162 652 -70.463 -0.225 0 0 0 0.021
Max Fy 109 102 652 10.072 0.086 0 0 0 0.059Min Fy 555 533 652 -65.805 -0.225 0 0 0 -0.092
Max Fz 1404 736 652 8.217 -0.001 0 0 0 -0.01
Min Fz 1404 736 652 8.217 -0.001 0 0 0 -0.01
Max Mx 1404 736 652 8.217 -0.001 0 0 0 -0.01
Min Mx 1404 736 652 8.217 -0.001 0 0 0 -0.01
Max My 1404 736 652 8.217 -0.001 0 0 0 -0.01
Min My 1404 736 652 8.217 -0.001 0 0 0 -0.01
Max Mz 107 98 652 -50.494 -0.131 0 0 0 0.158
Min Mz 491 469 652 -56.188 -0.159 0 0 0 -0.126
ECCENTRIC LIVE LOAD
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 624 626 283 0 0 0 0 0 0
Min Fx 555 533 146 -0.173 -0.031 0 0 0 -0.003
Max Fy 108 98 149 -0.081 0.056 0 0 0 0.058
Min Fy 363 341 156 -0.067 -0.083 0 0 0 -0.084
Max Fz 1404 736 1:L -0.001 -0.001 0 0 0 -0.001
Min Fz 1404 736 1:L -0.001 -0.001 0 0 0 -0.001
Max Mx 1404 736 1:L -0.001 -0.001 0 0 0 -0.001
Min Mx 1404 736 1:L -0.001 -0.001 0 0 0 -0.001
Max My 1404 736 1:L -0.001 -0.001 0 0 0 -0.001
Min My 1404 736 1:L -0.001 -0.001 0 0 0 -0.001
Max Mz 107 85 147 -0.164 0.017 0 0 0 0.079
Min Mz 363 341 156 -0.067 -0.083 0 0 0 -0.084
Impact Factor = 1+4.5/(6+9.98)= 1.282
SUMMARY OF DESIGN FORCES
LOAD 1 CANAL EMPTY WITH ECCENTRIC LIVE LOAD
Max Span Moment 0.044 + 0.108 = 0.152 kNm
Max Support Moment 0.068 + 0.101 = 0.169 kNm
Max Shear Force 0.942 + 0.704 = 1.646 kNm
Max Axial Load 14.024 + 0.000 = 14.024 kN
LOAD 3 CANAL FULL WITH ECCENTRIC LIVE LOAD
Max Span Moment 0.126 + 0.108 = 0.234 kNm
Max Support Moment 0.158 + 0.101 = 0.259 kNm
Max Shear Force 0.844 + 0.704 = 1.548 kNm
Max Axial Load 14.137 0.000 = 14.137 kN
D i f A d t D i f V ti l W ll(CG)
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FINAL DESIGN FORCES
Max Span Moment = 0.234 kNm
Max Support Moment = 0.259 kNm
Max Shear Force = 1.646 kNm
Max Axial Force = 14.137 kN
DESIGN CONSTANTS
Grade of Concrete = M 25Grade of Reinforcement = Fe 415
Permissible Bending Compressive Stress
in concrete s cbc = 8.33 MPa
Permissible Direct Compressive Stress
in concrete s cc = 5 MPa
Permissible Bending Tensile Stress
in concrete s cbt = 1.765 MPa
Permissible Stress in Shear = 1.864 MPa
Permissible Direct Tensile Stress 1.275 MPa
(i) Sections away from water
Permissible stress in steel s st = 190 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.305
j =1-k/3 = 0.898Q = 0.5 k j scbc = 1.1405
(ii) Sections in contact with water
Permissible stress in steel s st = 150 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.357
j =1-k/3 = 0.881
Q = 0.5 k j scbc = 1.3101
DESIGN OF SECTION
Effective Depth Required d = M/QB
B = width of Section = 950 mm(Adopted in STAAD)
0.234e06/(1.311x950)
d = 14.432 mm
Overall Depth Required = D =
15+40+10=
65 mm
Overall Depth Provided = 400 mm
deff = 350 mm
Reinforcement at Support
Bending Moment at Support = 0.259 kNm
Bending Moment per meter = 0.273 kNm
Ast = M/sst j d =
0.28e06/(190x0.881x350)=
Ast = 4.658008 sq.mm/m
Spacing of 12 mm dia bars
Sv = 24280.19 mm say 200 mm
Ast(P) = 565.4867 sq.mm/m
pt = 0.162
D i f A d t D i f V ti l W ll(CG)
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Reinforcement at Mid Span
Bending Moment = 0.234 kNm
Bending Moment per meter = 0.246 kNm
Ast = M/sst j d =
0.25e06/(190x0.899x350)=
Ast = 4.116785 sq.mm/m
Spacing of 12 mm dia barsSv = 27472.2 mm say 200 mm
Ast(P) = 565.4867 sq.mm/m
pt = 0.162
Check for Shear
Shear force = 1.646 kN
Shear Stress = V/B j d = 1645.821
950x350
Hence No shear reinforcement required
CHECK FOR TENSILE STRESSES
(1) AT SUPPORT
Thickness at support 400+150= 400 mm
(Including Haunches)
Bending Moment at Support = 0.273 kNmAxial Load = 14.137 kN
Reinforcement at top = 565.5 sq.mm
Reinforcement at bottom face = 565 sq.mm
Cover to Top Reinforcement = 198 mm
Cover to Bottom Reinforcement 48 mm
400
SEC A Y A x Y Iself
1 400000 200 80000000 5.33E+09
2 8482.3 198 1679495
3 8482.3 352 2985770A = 416964.6 A Y = 84665265 5.33E+09
Yt = A Y/A = 84665265
416964.6
Yb = 400 - 203.05 = 196.95 mm
I g = Iself + A Y2
= 5.33E+09 + 1.74E+10
2.27E+10 mm4
I N.A = Ig - A Yt 2.27E+10 - 416964.6 x 41229.89
I N.A = 5.53E+09 mm
Zt = 5.53E+09
203.05
Zb = 5.53E+09
196.95
Direct Stress = 14137.00
416964.6
Bending Stress = 272891.1
27212118
sct s bt 0.0339 0.0100
sct' s bt' 1.275 8.333
0.0266 + 0.0012 = 0.0278 < 1.0
= 0.0100 < 8.333
+ = +
28055346 mm3
= 0.0339 < 1.275
1.5x10x565.487= 332540095.7
1.5x10x565.487= 105099092017383531015
= 203.05
0.200
1000
AREA A x Y2
400x1000= 16000000000
tv = 0.005 Mpa <
= 27212118 mm3
=
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(1) AT MID SPAN
Thickness at support 400 mm
Bending Moment at Mid Span = 0.246 kNm
Axial Load = 14.137 kN
Reinforcement at top = 565.5 sq.mm
Reinforcement at bottom face = 565.5 sq.mm
Cover to Top Reinforcement = 50 mmCover to Bottom Reinforcement 50 mm
400
SEC A Y A x Y Iself
1 400000 200 80000000 5.33E+09
2 8482.3 50 424115
3 8482.3 350 2968805
A = 416964.6 A Yt = 83392920 5.33E+09
Yt = A Y/A = 83392920
416964.6Yb = 400 - 200.00 = 200.00 mm
I g = Iself + A Y2
= 5.33E+09 + 1.71E+10
2.24E+10 mm4
I N.A = Ig - A Yt2
2.24E+10 - 416964.6 x 40000.00
I N.A = 5.72E+09 mm
Zt = 5.72E+09
200.00
Zb = 5.72E+09
200.00
Direct Stress = 14137.00
416964.6
Bending Stress = 245952.2
28575184
sct s bt 0.0339 0.0086
sct' s bt' 1.275 8.330
0.0266 + 0.0010 = 0.0276 < 1.0
+ = +
1.275
= 0.0086 < 8.330
= 28575184 mm3
= 0.0339 <
1.5x10x565.487= 1039081770
17060287521
= 200.00
= 28575184 mm3
1000
AREA A x Y2
400x1000= 16000000000
1.5x10x565.487= 21205750.41
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(2) DESIGN FOR BEAM ACTION
Effective Span of Wall = 9.98 m
Clear Span = 9.96 m
Section of Wall = 0.4 x 2.79
Check for Lateral Stability
(a) 60 times width of beam 60 x 0.4
24 >12.0
(b) 250 b2/d 250 x 0.162.79
14.337 >12.0
Loads
(A) Bending Moment due to dead loads
Selfweight of wall = 0.4x2.79x2.5= 2.790 t/m
Weight of Water = 1x1.85x3.5= 6.475 t/m
Weight of Base Slab = 0.4x2.5x3.5= 3.5 t/m
Weight of finishing 0.096x3.5= 0.336 t/m
Total Load = 13.101 t/m
Bending Moment = WL2/8 =
13.101x9.98x9.98/8= 163.108 tm
Shear force = WL/2 =
13.101x9.98/2= 65.374 t
Bending Moment due to D.L = 163.108Total B.M = 163.108 t-m
Shear Force = 65.374 t
Ast = 163.109e07/(150x0.881x2690)= 4588.434 sq.mm
Provide 9 Nos # 25
Ast = 4417.865 sq.mm
pt = 0.411
Check for Shear
V = 65.374 t
641318.8
400x2690
tc = 0.281 MPa from Table 23 IS456-2000
Vs = V-tc bd641318.8 -0.281x400x2690
338547.2 N
Spacing of 10 mm 2L stirrups
Sv = 2x78.54x150x2690/338547.173
187.217 mm
Provide 10 mm dia 2L stirrups at 175 mm c/c
Sideface Reinforcement
0.1% of Web Area
0.1 x 400 x 3000
1200 sq.mm
Provide 17 -#10 on each face
tv = = 0.596
D i f A d D i f V i l W ll(CG)
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DESIGN FORCES FOR RIGHT EXTERNAL WALL(DH)
EMPTY CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 628 619 651 3.327 0.368 0 0 0 3.171
Min Fx 177 163 651 -0.764 -0.356 0 0 0 -1.395
Max Fy 627 615 651 3.325 0.435 0 0 0 5.697
Min Fy 369 351 651 0.188 -0.527 0 0 0 -9.194Max Fz 1425 747 651 2.85 0.187 0 0 0 0.899
Min Fz 1425 747 651 2.85 0.187 0 0 0 0.899
Max Mx 1425 747 651 2.85 0.187 0 0 0 0.899
Min Mx 1425 747 651 2.85 0.187 0 0 0 0.899
Max My 1425 747 651 2.85 0.187 0 0 0 0.899
Min My 1425 747 651 2.85 0.187 0 0 0 0.899
Max Mz 626 611 651 2.021 0.182 0 0 0 7.687
Min Mz 369 351 651 0.188 -0.527 0 0 0 -9.194
FULL CONDITION
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 628 619 652 3.249 0.743 0 0 0 4.84
Min Fx 177 163 652 -3.021 1.12 0 0 0 8.83
Max Fy 626 611 652 0.873 2.032 0 0 0 22.363Min Fy 371 363 652 0.319 -0.346 0 0 0 -2.483
Max Fz 1425 747 652 2.837 0.252 0 0 0 1.147
Min Fz 1425 747 652 2.837 0.252 0 0 0 1.147
Max Mx 1425 747 652 2.837 0.252 0 0 0 1.147
Min Mx 1425 747 652 2.837 0.252 0 0 0 1.147
Max My 1425 747 652 2.837 0.252 0 0 0 1.147
Min My 1425 747 652 2.837 0.252 0 0 0 1.147
Max Mz 625 607 652 -2.616 0.982 0 0 0 23.639
Min Mz 370 359 652 -1.51 -0.06 0 0 0 -3.294
ECCENTRIC LIVE LOAD
Beam Node Fx Fy Fz Mx My Mz
(kN) (kN) (kN) (kNm) (kNm) (kNm)
Max Fx 177 159 441 0.011 -0.005 0 0 0 -0.006
Min Fx 116 107 213 0 -0.001 0 0 0 -0.016
Max Fy 114 99 186 0.001 0.003 0 0 0 0.003
Min Fy 369 351 183 0.005 -0.006 0 0 0 -0.016
Max Fz 1425 747 0:00 0 0 0 0 0 -0.001
Min Fz 1425 747 0:00 0 0 0 0 0 -0.001
Max Mx 1425 747 0:00 0 0 0 0 0 -0.001
Min Mx 1425 747 0:00 0 0 0 0 0 -0.001
Max My 1425 747 0:00 0 0 0 0 0 -0.001
Min My 1425 747 0:00 0 0 0 0 0 -0.001
Max Mz 370 359 471 0.008 -0.001 0 0 0 0.018
Min Mz 115 107 470 0.001 0 0 0 0 -0.023
Impact Factor = 1+4.5/(6+9.98)= 1.282
SUMMARY OF DESIGN FORCES
LOAD 1 CANAL EMPTY WITH ECCENTRIC LIVE LOAD
Max Span Moment 9.194 + 0.029 = 9.223 kNm
Max Support Moment 7.687 + 0.023 = 7.710 kNm
Max Shear Force 4.267 + 0.038 = 4.305 kN
Max Axial Load 32.63787 + 0.138 = 32.776 kN
LOAD 3 CANAL FULL WITH ECCENTRIC LIVE LOAD
Max Span Moment 3.294 + 0.029 = 3.323 kNm
Max Support Moment 23.639 + 0.023 = 23.662 kNm
Max Shear Force 19.934 + 0.370 = 20.304 kN
Max Axial Load 3.249 0.138 = 3.387 kN
D i f A d t D i f V ti l W ll(DH)
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FINAL DESIGN FORCES
Max Span Moment = 9.223 kNm
Max Support Moment = 23.662 kNm
Max Shear Force = 20.304 kN
Max Axial Force = 32.77617 kN
DESIGN CONSTANTS
Grade of Concrete = M 25Grade of Reinforcement = Fe 415
Permissible Bending Compressive Stress
in concrete s cbc = 8.33 MPa
Permissible Direct Compressive Stress
in concrete s cc = 5 MPa
Permissible Bending Tensile Stress
in concrete s cbt = 1.765 MPa
Permissible Stress in Shear = 1.864 MPa
Permissible Direct Tensile Stress 1.275 MPa
(i) Sections away from water
Permissible stress in steel s st = 190 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.305
j =1-k/3 = 0.898Q = 0.5 k j scbc = 1.1405
(ii) Sections in contact with water
Permissible stress in steel s st = 150 MPa
Modular Ratio = m = 10
k = m scbc /(scbc+sst) = 0.357
j =1-k/3 = 0.881
Q = 0.5 k j scbc = 1.3101
DESIGN OF SECTION
Effective Depth Required d = M/QB
B = width of Section = 950 mm(Adopted in STAAD)
9.224e06/(1.311x950)
d = 137.882 mm
Overall Depth Required = D =
138+40+10=
188 mm
Overall Depth Provided = 400 mm
deff = 350 mm
Reinforcement at Support
Bending Moment at Support = 23.662 kNm
Bending Moment per meter = 24.907 kNm
Ast = M/sst j d =
24.91e06/(190x0.881x350)=
Ast = 425.1478 sq.mm/m
Spacing of 12 mm dia bars
Sv = 266.02 mm say 200 mm
Ast(P) = 565.4867 sq.mm/m
pt = 0.162
D i f A d t D i f V ti l W ll(DH)
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Reinforcement at Mid Span
Bending Moment = 9.223 kNm
Bending Moment per meter = 9.709 kNm
Ast = M/sst j d =
9.71e06/(190x0.899x350)=
Ast = 162.5094 sq.mm/m
Spacing of 12 mm dia barsSv = 695.9 mm say 200 mm
Ast(P) = 565.4867 sq.mm/m
pt = 0.162
Check for Shear
Shear force = 20.304 kN
Shear Stress = V/B j d = 20303.93
950x350
Hence No shear reinforcement required
CHECK FOR TENSILE STRESSES
(1) AT SUPPORT
Thickness at support 400+150= 400 mm
(Including Haunches)
Bending Moment at Support = 24.907 kNmAxial Load = 32.776 kN
Reinforcement at top = 565.49 sq.mm
Reinforcement at bottom face = 565.49 sq.mm
Cover to Top Reinforcement = 198 mm
Cover to Bottom Reinforcement 48 mm
400
SEC A Y A x Y Iself
1 400000 200 80000000 5.33E+09
2 8482.3 198 1679495
3 8482.3 352 2985770A = 416964.6 A Y = 84665265 5.33E+09
Yt = A Y/A = 84665265
416964.6
Yb = 400 - 203.05 = 196.95 mm
I g = Iself + A Y2
= 5.33E+09 + 1.74E+10
2.27E+10 mm4
I N.A = Ig - A Yt 2.27E+10 - 416964.6 x 41229.89
I N.A = 5.53E+09 mm
Zt = 5.53E+09
203.05
Zb = 5.53E+09
196.95
Direct Stress = 32776.17
416964.6
Bending Stress = 24907441
27212118
sct s bt 0.0786 0.9153
sct' s bt' 1.275 8.333
0.0616 + 0.1098 = 0.1715 < 1.0
1.275
= 0.9153 < 8.333
+ = +
= 28055346 mm3
= 0.0786 <
17383531015
= 203.05
= 27212118 mm3
400x1000= 16000000000
1.5x10x565.487= 332540095.7
1.5x10x565.487= 1050990920
tv = 0.061 Mpa < 0.200
1000
AREA A x Y2
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(1) AT MID SPAN
Thickness at support 400 mm
Bending Moment at Mid Span = 9.709 kNm
Axial Load = 32.776 kN
Reinforcement at top = 565.5 sq.mm
Reinforcement at bottom face = 565.5 sq.mm
Cover to Top Reinforcement = 50 mmCover to Bottom Reinforcement 50 mm
400
SEC A Y A x Y Iself
1 400000 200 80000000 5.33E+09
2 8482.3 50 424115
3 8482.3 350 2968805
A = 416964.6 A Yt = 83392920 5.33E+09
Yt = A Y/A = 83392920
416964.6Yb = 400 - 200.00 = 200.00 mm
I g = Iself + A Y2
= 5.33E+09 + 1.71E+10
2.24E+10 mm4
I N.A = Ig - A Yt2
2.24E+10 - 416964.6 x 40000.00
I N.A = 5.72E+09 mm
Zt = 5.72E+09
200.00
Zb = 5.72E+09
200.00
Direct Stress = 32776.17
416964.6
Bending Stress = 9708923
28575184
sct s bt 0.0786 0.3398
sct' s bt' 1.275 8.330
0.0616 + 0.0408 = 0.1024 < 1.0
1.275
= 0.3398 < 8.330
+ = +
= 28575184 mm3
= 0.0786 <
1.5x10x565.487= 1039081770
17060287521
= 200.00
= 28575184 mm3
1000
AREA A x Y2
400x1000= 16000000000
1.5x10x565.487= 21205750.41
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(2) DESIGN FOR BEAM ACTION
Effective Span of Wall = 9.98 m
Clear Span = 9.96 m
Section of Wall = 0.4 x 2.79
Check for Lateral Stability
(a) 60 times width of beam 60 x 0.4
24 >12.0
(b) 250 b2/d 250 x 0.162.79
14.337 >12.0
Loads
(A) Bending Moment due to dead loads
Selfweight of wall = 0.4x2.79x2.5= 2.790 t/m
Weight of Water = 1x1.85x1.75= 3.2375 t/m
Weight of Base Slab = 0.4x2.5x1.75= 1.75 t/m
Weight of finishing 0.096x1.75= 0.168 t/m
Total Load = 7.946 t/m
Bending Moment = WL2/8 =
7.946x9.98x9.98/8= 98.922 tm
Shear force = WL/2 =
7.946x9.98/2= 39.648 t
Bending Moment due to D.L = 98.922Total B.M = 98.922 t-m
Shear Force = 39.648 t
Ast = 98.922e07/(150x0.881x2690)= 2782.795 sq.mm
Provide 6 Nos # 25
Ast = 2945.243 sq.mm
pt = 0.274
Check for Shear
V = 39.648 t
388947.3
400x2690
tc = 0.238 MPa from Table 23 IS456-2000
Vs = V-tc bd388947.3 -0.238x400x2690
133299.5 N
Spacing of 10 mm 2L stirrups
Sv = 2x78.54x150x2690/133299.542
475.483 mm
Provide 10 mm dia 2L stirrups at 200 mm c/c
Sideface Reinforcement
0.1% of Web Area
0.1 x 400 x 2790
1116 sq.mm
Provide 15 -#10 on each face
tv = = 0.361
D i f A d D i f V i l W ll(DH)
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REACTION FOR EMPTY CONDITION
Node L/C FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
1 651 0 41.193 0 0 0 0641 651 0 41.193 0 0 0 0
REACTION FOR CANAL FULL CONDITION
Node FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
1 652 6.116 55.495 0 0 0 0
641 652 6.116 55.495 0 0 0 0
REACTION FOR LIVE LOAD CONDITION
Node FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
1 146 0.89 15.772 0 0 0 0641 146 0.673 10.197 0 0 0 0
Max Reaction Due to D.L = 55.495 t
Max Reaction Due to L.L = 15.772 t
Min Reaction Due to L.L = 10.197 t
Total Max Reaction = 71.267 t 699.1293 kN
Total Min Reaction = 65.692 t 644.4385 kN
Adpot a Bearing of Size = 400 x 200
Nmax = 730 kN > 699.1293 kN(10% Excess load permitted)
Nmin = 150 kN < 644.4385 kN
Check for Bearing Stress Actual Bearing Stress = Load/Bearing Area
Bearing Area = 1.95E+05 mm2
Actual Bearing Stress = 699129.3
1.95E+05
Allowable Bearing Stress
sc = A1/A2 s cc
150 A1 = 1000 x 800
A1 = 800000 sq.mm
A2 = 195000 sq.mm
A1/A2 = 2.025 but > 2.0
sc = 2.0 x 6.25 = 12.5 MPa
> 3.59
1000
800
DESIGN OF BEARING(AT E)
= 3.59 MPa
Design of Aqueduct Design of Bearing(E)
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Check for Plan Dimensions
Thickness of Each Elasomer Layer hi = 8 mm App I IRC 83 - II
Thickness of Steel Laminates hs = 4 mm
Minimum No of internal Elastomer Layers =n= 2 Nos
Thickness of Outer layer (he) = hi/2 or 6 mm whichever is greater
4 mm
Overall thickness of Bearing = 8x2+4x3+4x2= 36 mmOverall Dimension of Bearing = 400 x 200 x 48
(a) lo/bo = 400
200
(b)bo/5 >= h >= bo/10
(c)Shape Factor
S = ab/2 hi(a+b)
a = 400 -2x4= 392 mm
b = 200 -2x4= 192 mm
S = 752649344
Check for Translation
gd <= 0.7
gbd = D bd/h +t md
Longitudinal Strain = 0.000500 ( Due to Creep and Shrinkage)
D d = (9.98-2x0.192)x0.0005/2= 0.002399 m
2.399 mm
h =Total Elastomer Thickness = 36 - 12
24 mm
Average Shear Stress t md = H/A
H = Horizontal Load on Bearing
Braking Force 20% = 0.2 x 154.723
30.94 kN
Seismic Force 0.01 x 699.1293
6.99 kN
Resultant Horizontal Force =H = 31.725 kN
A = 195000 sq.mm
t md = 31724.6195000
gbd = 2.399
24
0.26 <0.7 MPa
= 2.000 < 2.0
+ 0.163
40>36>20
= 8.05 >6 & <12
= 0.163
Design of Aqueduct Design of Bearing(E)
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Check for Rotation
ad <= b n abi max
abi max = 0.5 sm hi
b S2
s m = 10
hi = 12 mm
b= 192
n= 2b = sm a/10 = 3.59
10
abi max = 60
12456.91
b n abi max = 0.359x2x0.005= 0.0035
abd = 400 Mmax L10-3
/(EI)
M Max 2629.413 kNm
L = 9.596 m
I = 0.4x3.19^3/12= 1.082 m4
E = 5000 25 = 25000 MPa
25000000 kN/sq.m
abd = 400x2629.413x9.596x10^-3/(25000000x1.083)
3.73E-04 < 0.0035
Check for Friction
gd <= 0.2 + 0.1 sm
sm = 3.59
0.2+0.1x140= 0.559 > 0.26
Check for Total Shear Stress
tc + tg + t a <= 5
Where tc = 1.5 sm/S =1.5x3.586/8.055= 0.668 MPa
tg = gd = 0.26 MPa
ta = 0.5 (b/hi)2 abi
=0.5x(192/8)^2x0.0049 = 1.387
0.668 + 0.26 + 1.387
2.317 < 5.0MPa
= 0.359
= 0.0048
Design of Aqueduct Design of Bearing(E)
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REACTION FOR EMPTY CONDITION
Node L/C FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
11 651 0.783 55.665 0 0 0 0651 651 0.783 55.665 0 0 0 0
REACTION FOR CANAL FULL CONDITION
Node FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
11 652 0.027 85.326 0 0 0 0
651 652 0.027 85.326 0 0 0 0
REACTION FOR LIVE LOAD CONDITION
Node FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
11 146 0.482 5.722 0 0 0 0651 146 0.317 4.580 0 0 0 0
Max Reaction Due to D.L = 85.326 t
Max Reaction Due to L.L = 5.722 t
Min Reaction Due to L.L = 4.58 t
Total Max Reaction = 91.048 t 893.181 kN
Total Min Reaction = 89.906 t 881.978 kN
Adpot a Bearing of Size = 400 x 250
Nmax = 920 kN > 893.181 kN(10% Excess load permitted)
Nmin = 180 kN < 881.978 kN
Check for Bearing Stress Actual Bearing Stress = Load/Bearing Area
Bearing Area = 1.95E+05 mm2
Actual Bearing Stress = 893180.9
1.95E+05
Allowable Bearing Stress
sc = A1/A2 s cc
150 A1 = 1000 x 850
A1 = 850000 sq.mm
A2 = 195000 sq.mm
A1/A2 = 2.088 but > 2.0
sc = 2.0 x 6.25 = 12.5 MPa
> 4.58
DESIGN OF BEARING(AT F)
= 4.58 MPa
1000
850
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Check for Plan Dimensions
Thickness of Each Elasomer Layer hi = 10 mm App I IRC 83 - II
Thickness of Steel Laminates hs = 4 mm
Minimum No of internal Elastomer Layers =n= 2 Nos
Thickness of Outer layer (he) = hi/2 or 6 mm whichever is greater
6 mm
Overall thickness of Bearing = 10x2+4x3+6x2= 44 mmOverall Dimension of Bearing = 400 x 250 x 44
(a) lo/bo = 400
250
(b)bo/5 >= h >= bo/10
(c)Shape Factor
S = ab/2 hi(a+b)
a = 400 -2x6= 388 mm
b = 250 -2x6= 238 mm
S = 9234412520
Check for Translation
gd <= 0.7
gbd = D bd/h +t md
Longitudinal Strain = 0.000500 ( Due to Creep and Shrinkage)
D d = (9.98-2x0.192)x0.0005/2= 0.002399 m
2.399 mm
h =Total Elastomer Thickness = 44 - 12
32 mm
Average Shear Stress t md = H/A
H = Horizontal Load on Bearing
Braking Force 20% = 0.2 x 56.133
11.23 kN
Seismic Force 0.01 x 893.1809
8.93 kN
Resultant Horizontal Force =H = 14.346 kN
A = 195000 sq.mm
t md = 14346.18195000
gbd = 2.399
32
0.15 <0.7 MPa
>6 & <12
= 0.074
+ 0.074
= 1.600 < 2.0
50>44>25
= 7.38
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Check for Rotation
ad <= b n abi max
abi max = 0.5 sm hi
b S2
s m = 10
hi = 12 mm
b= 238
n= 2b = sm a/10 = 4.58
10
abi max = 60
12947.49
b n abi max = 0.459x2x0.005= 0.0042
abd = 400 Mmax L10-3
/(EI)
M Max 2629.413 kNm
L = 9.596 m
I = 0.4x3.19^3/12= 1.082 m4
E = 5000 25 = 25000 MPa
25000000 kN/sq.m
abd = 400x2629.413x9.596x10^-3/(25000000x1.083)
3.73E-04 < 0.0042
Check for Friction
gd <= 0.2 + 0.1 sm
sm = 4.58
0.2+0.1x140= 0.658 > 0.15
Check for Total Shear Stress
tc + tg + t a <= 5
Where tc = 1.5 sm/S =1.5x4.581/7.376= 0.932 MPa
tg = gd = 0.15 MPa
ta = 0.5 (b/hi)2 abi
=0.5x(238/10)^2x0.0047 = 1.312
0.932 + 0.15 + 1.312
2.393 < 5.0MPa
= 0.0046
= 0.458
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REACTION FOR EMPTY CONDITION
Node L/C FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
21 651 0.045 42.509 0 0 0 0661 651 0.045 42.509 0 0 0 0
REACTION FOR CANAL FULL CONDITION
Node FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
21 652 0.781 72.494 0 0 0 0
661 652 0.781 72.494 0 0 0 0
REACTION FOR LIVE LOAD CONDITION
Node FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
21 146 0.249 0.095 0 0 0 0661 146 0.249 0.095 0 0 0 0
Max Reaction Due to D.L = 72.494 t
Max Reaction Due to L.L = 0.095 t
Min Reaction Due to L.L = 0.095 t
Total Max Reaction = 72.59 t 712.0981 kN
Total Min Reaction = 72.589 t 712.0981 kN
Adpot a Bearing of Size = 400 x 200
Nmax = 700 kN > 712.0981 kN(10% Excess load permitted)
Nmin = 150 kN < 712.0981 kN
Check for Bearing Stress Actual Bearing Stress = Load/Bearing Area
Bearing Area = 1.95E+05 mm2
Actual Bearing Stress = 712098.1
1.95E+05
Allowable Bearing Stress
sc = A1/A2 s cc
150 A1 = 1000 x 800
A1 = 800000 sq.mm
A2 = 195000 sq.mm
A1/A2 = 2.025 but > 2.0
sc = 2.0 x 6.25 = 12.5 MPa
> 3.65
DESIGN OF BEARING(AT G)
= 3.65 MPa
1000
800
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Check for Plan Dimensions
Thickness of Each Elasomer Layer hi = 8 mm App I IRC 83 - II
Thickness of Steel Laminates hs = 4 mm
Minimum No of internal Elastomer Layers =n= 2 Nos
Thickness of Outer layer (he) = hi/2 or 6 mm whichever is greater
6 mm
Overall thickness of Bearing = 8x2+4x3+6x2= 40 mmOverall Dimension of Bearing = 400 x 200 x 40
(a) lo/bo = 400
200
(b)bo/5 >= h >= bo/10
(c)Shape Factor
S = ab/2 hi(a+b)
a = 400 -2x6= 388 mm
b = 200 -2x6= 188 mm
S = 729449216
Check for Translation
gd <= 0.7
gbd = D bd/h +t md
Longitudinal Strain = 0.000500 ( Due to Creep and Shrinkage)
D d = (9.98-2x0.192)x0.0005/2= 0.002399 m
2.399 mm
h =Total Elastomer Thickness = 40 - 12
28 mm
Average Shear Stress t md = H/A
H = Horizontal Load on Bearing
Braking Force 20% = 0.2 x 0.932
0.19 kN
Seismic Force 0.01 x 712.0981
7.12 kN
Resultant Horizontal Force =H = 7.123 kN
A = 195000 sq.mm
t md = 7123.42195000
gbd = 2.399
28
0.12 <0.7 MPa
>6 & <12
= 0.037
+ 0.037
= 2.000 < 2.0
40>40>20
= 7.91
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Check for Rotation
ad <= b n abi max
abi max = 0.5 sm hi
b S2
s m = 10
hi = 12 mm
b= 188
n= 2b = sm a/10 = 3.65
10
abi max = 60
11777.47
b n abi max = 0.366x2x0.006= 0.0037
abd = 400 Mmax L10-3
/(EI)
M Max 2629.413 kNm
L = 9.596 m
I = 0.4x3.19^3/12= 1.082 m4
E = 5000 25 = 25000 MPa
25000000 kN/sq.m
abd = 400x2629.413x9.596x10^-3/(25000000x1.083)
3.73E-04 < 0.0037
Check for Friction
gd <= 0.2 + 0.1 sm
sm = 3.65
0.2+0.1x140= 0.565 > 0.12
Check for Total Shear Stress
tc + tg + ta <= 5
Where tc = 1.5 sm/S =1.5x3.652/7.915= 0.692 MPa
tg = gd = 0.12 MPa
ta = 0.5 (b/hi)2 abi
=0.5x(188/8)^2x0.0051 = 1.407
0.692 + 0.12 + 1.407
2.221 < 5.0MPa
= 0.0051
= 0.365
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REACTION FOR EMPTY CONDITION
Node L/C FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
31 651 2.04 34.248 0 0 0 0671 651 2.04 34.248 0 0 0 0
REACTION FOR CANAL FULL CONDITION
Node FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
31 652 4.84 48.442 0 0 0 0
371 652 4.84 48.442 0 0 0 0
REACTION FOR LIVE LOAD CONDITION
Node FX FY FZ MX MY MZ
(Mton) (Mton) (Mton) (MTon-m) (MTon-m) (MTon-m)
31 146 0 0.031 0 0 0 0371 146 0 0.031 0 0 0 0
Max Reaction Due to D.L = 48.442 t
Max Reaction Due to L.L = 0.031 t
Min Reaction Due to L.L = 0.031 t
Total Max Reaction = 48.473 t 475.5201 kN
Total Min Reaction = 48.473 t 475.5201 kN
Adpot a Bearing of Size = 320 x 200
Nmax = 580 kN > 475.5201 kN(10% Excess load permitted)
Nmin = 120 kN < 475.5201 kN
Check for Bearing Stress Actual Bearing Stress = Load/Bearing Area
Bearing Area = 1.95E+05 mm2
Actual Bearing Stress = 475520.1
1.95E+05
Allowable Bearing Stress
sc = A1/A2 s cc
150 A1 = 920 x 800
A1 = 736000 sq.mm
A2 = 195000 sq.mm
A1/A2 = 1.943 but > 2.0
sc = 2.0 x 6.25 = 12.5 MPa
> 2.44
DESIGN OF BEARING(AT H)
= 2.44 MPa
920
800
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Check for Plan Dimensions
Thickness of Each Elasomer Layer hi = 8 mm App I IRC 83 - II
Thickness of Steel Laminates hs = 4 mm
Minimum No of internal Elastomer Layers =n= 2 Nos
Thickness of Outer layer (he) = hi/2 or 6 mm whichever is greater
6 mm
Overall thickness of Bearing = 8x2+4x3+6x2= 40 mmOverall Dimension of Bearing = 320 x 200 x 40
(a) lo/bo = 320
200
(b)bo/5 >= h >= bo/10
(c)Shape Factor
S = ab/2 hi(a+b)
a = 320 -2x6= 308 mm
b = 200 -2x6= 188 mm
S = 579047936
Check for Translation
gd <= 0.7
gbd = D bd/h +t md
Longitudinal Strain = 0.000500 ( Due to Creep and Shrinkage)
D d = (9.98-2x0.192)x0.0005/2= 0.002399 m
2.399 mm
h =Total Elastomer Thickness = 40 - 12
28 mm
Average Shear Stress t md = H/A
H = Horizontal Load on Bearing
Braking Force 20% = 0.2 x 0.304
0.06 kN
Seismic Force 0.01 x 475.5201
4.76 kN
Resultant Horizontal Force =H = 4.756 kN
A = 195000 sq.mm
t md = 4755.59195000
gbd = 2.399
28
0.11 <0.7 MPa
Check for Rotation
ad <= b n abi max
abi max = 0.5 sm hi
b S2
>6 & <12
= 0.024
+ 0.024
= 1.600 < 2.0
40>40>20
= 7.30
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s m = 10
hi = 12 mm
b= 188
n= 2
b = sm a/10 = 2.44
10
abi max = 60
10008.56b n abi max = 0.244x2x0.006= 0.0029
abd = 400 Mmax L10-3
/(EI)
M Max 2629.413 kNm
L = 9.596 m
I = 0.4x3.19^3/12= 1.082 m4
E = 5000 25 = 25000 MPa
25000000 kN/sq.m
abd = 400x2629.413x9.596x10^-3/(25000000x1.083)
3.73E-04 < 0.0029
Check for Frictiongd <= 0.2 + 0.1 sm
sm = 2.44
0.2+0.1x140= 0.444 > 0.11
Check for Total Shear Stress
tc + tg + ta <= 5
Where tc = 1.5 sm/S =1.5x2.439/7.297= 0.501 MPa
tg = gd = 0.11 MPa
ta = 0.5 (b/hi)2 abi
=0.5x(188/8)^2x0.006 = 1.655
0.501 + 0.11 + 1.655
2.267 < 5.0MPa
= 0.0060
= 0.244