FAQ’s for Structural Design Jobs
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1. In the virtual work method, the virtual quantity is
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2. The statical method of plastic analysis satisfies
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3. The elastic strain for steel is about
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4. compression force in two end posts The pin of a rocker bearing in a bridge is designed for
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5. The portal bracing in a truss bridge is used to
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6. The diameter of base of conical flare of a steel stack is (where d is the diameter of the cylindrical part)
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7. Which of the following sections should preferably be used at places where torsion occurs?
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8. The minimum thickness of plates in a steel stack should be
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9. The capacity of the smallest pressed steel tank is
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10. Minimum pitch provided in riveted steel tanks is (where d is diameter of rivets)
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11. Gantry girders are designed to resist
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12. Bearing stiffeners are provided at i) the supports, ii) the mid span, iii) the point of application of concentrated loads. The correct answer is
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13. As per IS: 800, for compression flange, the outstand of flange plates should not exceed (where t = thickness of thinnest flange plate)
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14. The web crippling due to excessive bearing stress can be avoided by
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15. Minimum thickness of web in a plate girder, when the plate is accessible and also exposed to weather, is
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16. The overlap of batten plates with the main members in welded connections should be more than (where t = thickness of the batten plate)
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17. The effective length of a battened column is increased by
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18. The use of tie plates in laced columns is
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19. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is
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20. For a standard 45° fillet, the ratio of size of fillet to throat thickness is
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21. Efficiency of a riveted joint, having the minimum pitch as per IS: 800, is
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22. As compared to field rivets, the shop rivets are
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23. Minimum pitch of the rivets shall not be less than (where d is gross diameter of rivet)
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24. The difference between gross diameter and nominaldia meter for the rivets up to 25 mm diameter is
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25. Which of the following types of riveted joint is free from bending stresses?
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26. If the thickness of thinnest outside plate is 10 mm, then the maximum pitch of rivets in tension will be taken as
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27. The heaviest I-section for same depth is
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28. Effective depth and depth of the neutral axis respectively of a singly reinforced?
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29. An under-reinforced section means
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30. At-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis
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31. By over-reinforcing a beam, the moment of resistance can be increased not more than
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32. The steel generally used in R.C.C. work, is
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33. For normal cases, stiffness of a simply supported beam is satisfied if the ratio of its span to its overall depth does not exceed
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34. If the length of an intermediate span of a continuous slab is 5m, the length of the end span is kept
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35. Enlarged head of a supporting column of a flat slab is technically known as
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36. The self-weight of the footing, is
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37. The minimum thickness of s flat slab is taken
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38. The maximum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of
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39. The width of the flange of a L-beam, should be less than
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40. For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust
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41. In the slope deflection equations, the deformations are considered to be caused by
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42. In moment distribution method, the sum of distribution factors of all tha members meeting at any joint is always
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43. When shear stress exceeds the permissible limit in a slab, then it is reduced by
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44. The maximum deflection due to a uniformly distributed load w/unit length over entire span of a cantilever of length l and of flexural rigidly EI, is?
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45. A simply supported beam carries varying load from zero at one end and W at the other end. If the length of the beam is a, the maximum bending moment will be?
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46. For a simply supported beam of span 15m, the maximum effective depth to satisfy vertical deflection limit should be?
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47. The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as
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48. Normally, the angle of roof truss with asbestos sheets should not be less than
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49. The maximum permissible span of asbestos cement sheets is
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50. The range of economical spacing of trusses varies from
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