IRC LLBM-SF Effects for 12m to 36m Span
2
ru: i.-. l l": \ r'i\IILE I.r (a) L. !, ? I t3 I - Sp:rn(m) Absolure L . nraximum t- I 6cnding F: momenr (t.m.) Shear lbrce ?t support (r) Bcnding lvlonrcnr (r.m.) ai x(m) .lL .3L !'- i3 ! i*:i3i I - rr. t6b.73z ti t5.0 195.390 I - t6. 5 226 .632 l- , t8.0 257.993 I - le.5 290.732 l- 2l .0 326 . 739 I - 22.5 -?62.803 - . 24.0 399.914 I - \ 25.5 4ro. s88 l........ ." 27 .0 481.360 I ' 128.5 izz.zt4 i\ 3o.o s,63. r37 I - 3r.5 604. t2o |} 33.0 64s. r5s l..-. i: : :\::'.: 727.352 6.ls 6. eo 7.03 7.79 8. s3 8.63 9.38 10.13 10.20 l0.95 tl.70 t2.45 13.20 r3.95 t4.70 15.45 16.20 55.2r9 58 .63.r 6r.909 6j.372 68.257 70.699 72.79? 74.606 76.t93 77 .593 78 .838 79.952 80.9)4 8l . 861 82.686 83.438 84. r 28 56.84S 67.560 79.?21 9t . -16{ r0{:s64 I l8 .16.l 13t.864 145.364 I 58 .864 I zz.:o+ I 85 .864 199.364 2t2.864 226.3& 2fi.350 254.579 268.808 96.224 il3.be6 t32.522 l 5l .6e6 I 75. 728 21d]_.i52 226.M8 252.208 278.800 30s.392 33t.984 358.76 385. 168 4l I .760 438 .352 464.9U 49t .536 120.048 144,273 169.662 196;200 226.8t8 257.436 288 .870 323.772 358 .674 393.576 428.478 463 .380 498.282 533. t84 568.086 502.988 637.8e0 I -- TABLE l.l (b) Span(m) Absolute I I vres\ur maximum bending x (m) Shear force at support (r) Bending Moment G;)at L-: .lL .2L .3L moment (t.m.) 5.99 6.74 7.49 8.24 9.35 10.10 r0.8s t i.oo t2.3s r3. l0 l3 .85 14.60 15.35 16. l0 l6-85 17.60 r8.35 58.2i4 62.M5 65.641 68.946 7t.534 73.724 75.600 77.227 78.650 79.906 8t.022 82:021 82.920 83.733 84.473 85.148 85.767 58 .642 7t.262 83.762 97.262 I10.762 124.262 t37.762 lst.262 t61.762 t78.262 19t.762 205.262 2t8.762 232.262 245.762 259.262 272.762 97 .522 n9.602 t4t.682 165.634 189.634 2t3 -634 237.634 26t.634 285.634 309.634 333.634 357.634 381.634 405.634 429.634 453.631 477.634 l 24. 808 153.788 t82.768 2n.748 242.096 273.596 305.095 336. s96 368.096 399.596 431.096 462.596 494.096 525.596 557.096 588 .596 620.096 t t. l-- ri : 33.0 663.195 -14 . 5 700.678 _16 .0 73E . 163
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LLBM and LLSF of Class70R & ClassAX2for Spans 12m to 36m
Transcript of IRC LLBM-SF Effects for 12m to 36m Span
ru:i.-. ll":\ r'i\IILE I.r (a)L.
!,
?I
t3
I - Sp:rn(m) AbsolureL . nraximumt-I 6cnding
F: momenr (t.m.)
Shear lbrce
?t support(r)
Bcnding lvlonrcnr (r.m.) ai
x(m) .lL .3L
!'- i3 ! i*:i3iI - rr. t6b.73zti t5.0 195.390
I - t6. 5 226 .632l- , t8.0 257.993
I - le.5 290.732l- 2l .0 326 . 739
I - 22.5 -?62.803
- . 24.0 399.914
I - \ 25.5 4ro. s88
l........ ." 27 .0 481.360I ' 128.5 izz.zt4i\ 3o.o s,63. r37I - 3r.5 604. t2o
|} 33.0 64s. r5s
l..-. i: : :\::'.:727.352
6.ls6. eo7.037.798. s3
8.639.38
10.1310.20l0.95tl.70t2.4513.20r3.95t4.7015.4516.20
55.2r958 .63.r6r.9096j.37268.25770.69972.79?74.60676.t9377 .59378 .83879.95280.9)48l . 861
82.68683.43884. r 28
56.84S67.56079.?219t . -16{
r0{:s64I l8 .16.l13t.864145.364I 58 .864I zz.:o+I 85 .864199.3642t2.864226.3&2fi.350254.579268.808
96.224il3.be6t32.522l 5l .6e6I 75. 72821d]_.i52
226.M8252.208278.80030s.39233t.984358.76385. 168
4l I .760438 .352464.9U49t .536
120.048144,273169.662196;200226.8t8257.436288 .870323.772358 .674393.576428.478463 .380498.282533. t84568.086502.988637.8e0
I -- TABLE l.l (b)
Span(m) AbsoluteI
I vres\ur maximumbending x (m)
Shear forceat support
(r)
Bending Moment G;)at
L-:.lL .2L .3L
moment (t.m.)
5.996.747.498.249.35
10.10r0.8st i.oot2.3sr3. l0l3 .8514.6015.3516. l0l6-8517.60r8.35
58.2i462.M565.64168.9467t.53473.72475.60077.22778.65079.9068t.02282:02182.92083.73384.47385.14885.767
58 .6427t.26283.76297.262
I10.762124.262t37.762lst.262t61.762t78.26219t.762205.2622t8.762232.262245.762259.262272.762
97 .522n9.602t4t.682165.634189.6342t3 -634237.63426t.634285.634309.634333.634357.634381.634405.634429.634453.631477.634
l 24. 808153.788t82.7682n.748242.096273.596305.095336. s96368.096399.596431.096462.596494.096525.596557.096588 .596620.096
t
t.l-- ri :33.0 663.195
-14 . 5 700.678_16 .0 73E . 163
l4
Bending Moment and shear Force Ordinates for Trvo Lanes
I.R.C. Class A Train of Vehicles
x== 6istancc of absolutc maximum bentling ntontcnt front lclt handsupport.
L:Hl.-L.ll -L-.-[-L.LJLJIl.-l-LJt{l{HE
l_.IJl{.Lr
Shsar force (t) at
,4L
I 36 .43(r
16r.636I 89.55621e.652252.2',76
287.268322.26015S;3403e8 .228438.116478.004517.892557.780597.668637.5s6671 .4447r0.332
t 40.350166. (t00
194 .210225,56025(r.9102tJ3 .260320. e70
351 .420393 . S70
430.3204(rS. 130
50() .6fi0551.230592.780634,3306 75 .8f'0717.430
4i .31350.04452 .81 5
55.3125ri .25760. (r99
62.19264 .60666. I 93
67.59368.83ti69 . e52
70.9547 r .861
12.66973.39971 .068
.2L
40,0,i42.l0e44.17546.41048.2r350.50552.53s51.21655 .71057 .02 I
58. 1 7s
59.21360. 144
60.9E76r .753
62.45263 .093
.3L
32.746
34 .489
35 .902
37.0r838 .70310.1294r .4[t043.16644.64045.e4147 .0984tt. 133
49.06449.907s0 .6735t .372
52 0t3
,4L
26.51826.74527 .v22n .61 6
29.51230 .409
3 l .631
32.6e033.61734 .86 r
36.01837.05337.98438 .8273e.59340.29240 .933
.5L
I 9 .538
t9.74520 . ()tt9
20.4(t3'2't.,t52
2t.e0922.55923.tzt
- 23 ,8972.r.71525.14225.09226. e04
27 .'t4738.51329 .2122e .853
.lL
Bending Nloment and Shear Forcc Ordinates for I'R'C', Class 70 R Wheeled VehicleI
Shear force (t) at
.3L .5L,4L
144.600177 .7202r0 .840
243.960277.0803 I 2.858348.858384.8s8420.858456.858492.858528 .8s8564.858600.858636.858672.858708 .858
l4) . 7.i0
l 84 .240
2rE.740253.240287 .1120
32s.320362.824400.320437 .820475.3205 I 2.820550.320587 .820625.320662.820700.320731 .820
49.03452.7865s.84158 .946
61.53463.72465.60067.227
. 68.65069.9067l .02272,02172,92073.73374.47375. I4875.767
39.83443.58646. -s87
49.04351.53453.72455.60057.227
58.6s0 -
s9.90661,02262',02162.92063.73364.47365. 148
65.767
3t.67434.38637 .38739.8434r.889+3.72445.60047 .22748.65049.90651.02252.02152.92053.73354.47355. 148
55.16'.1
24.39426.37728. s39
. i0.64332 .689
34.42r3s.ebs31 .227
38.650 -
39.9064l .02242.02142.92043.73344.47345.148
-41,47
t7 .59419.41720.87522.30923.78325.22126.70527.99129 "IU-_ ._30. t l031.02232.A2132.92433,73334,47335. 148
35.767
E
