Week 1 Challenge
Result Summary:-
1. Truss B is more efficient than truss A Because of load path behavior is not good if it is concentrated at single Node.S.
2. Deflection and Bending Moment Diagram is Draw in PDF atteched
3.
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| S No. | M.O.I XX | M.O.I YY |
Area |
Weight per m |
| 1 | 1834.133 cm4 | 184.324 cm4 | 3040mm2 | 23.864kg |
| 2 | 544206.667 cm4 | 13500.426 cm4 | 26000mm2 | 204.1kg |
| 3 | 17953.232 cm4 | 1273.1 cm4 | 9466mm2 |
74.308kg |
| 4 | 62095.25 cm4 | 7632.6 cm4 | 15638mm2 | 112.758kg |
4. Load Calculation:-
| S.No. | Member | Area in m2 | Load KN(10kn/m2) |
| 1 | Interior Beam | 16 | 160kn |
| 2 | Exterior Beam | 24 | 240kn |
| 3 | Interior Girder | 48 | 480kn |
| 4 | Exterior Girder | 24 | 240kn |
| 5 | Interior Column | 48 | 480kn |
| 6 | Corner Column | 12 | 120kn |
5. Length Difference of steel Bridge, having length 2000 m at temp. -20`degree`` C
then At 40 ` degree`C The increase in length is 14.4 m
`delta` l= Change in Length = change in temp. * Co-eff of Thermal Expansion * length
δL= 60*12*10^-5*2000 m
= 14.4 m Answer
Note: We provide a proper Explanation of the given Questions solution in attached PDF.