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FAQ’s for Structural Design Jobs

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1. For a compression member with double angle section, which of the following section will give larger value of minimum radius of gyration?

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2. The connection of intermediate vertical stiffeners to the web, not subjected to external loads, shall be designed for a minimum shear force (kN/m) of (where, t = the web thickness in mm, h = the outstand of stiffener in mm)

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3. The minimum thickness of a steel plate, which is directly exposed to weather and is not accessible for cleaning and repainting, should be:

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4. Load factor is

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5. The statical method of plastic analysis satisfies

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6. In case of timber structures, the form factor for solid circular cross-section is taken as

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7. compression force in two end posts The pin of a rocker bearing in a bridge is designed for

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8. If the floor is supported at or near the bottom but top chords of a bridge are not braced, then the bridge is called

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9. If the loaded length of span in meters of a railway steel bridge carrying a single track is 6 m, then impact factor is taken as

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10. The allowable tensile stress in structural mild steel plates for steel tank is assumed as

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11. Area of openings for buildings of large permeability is more than

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12. Rivets connecting flange angles to cover plates in a plate girder are subjected to

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13. Horizontal stiffener in a plate girder is provided to safe guard against

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14. The slenderness ratio of lacing bars should not exceed

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15. Economical depth of a plate girder corresponds to

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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 use of tie plates in laced columns is

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18. If the 20 mm rivets are used in lacing bars, then the minimum width of lacing bar should be

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19. The slenderness ratio of a column supported throughout its length by a masonry wall is

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20. A circular column section is generally not used in actual practice because

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21. A butt weld is specified by

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22. When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which

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23. Bending compressive and tensile stresses respectively are calculated based on

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24. The heaviest I-section for same depth is

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25. The width of the flange of a T-beam should be less than

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26. An under-reinforced section means

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27. As the percentage of steel increases

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28. The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is

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29. 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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30. The self-weight of the footing, is

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31. 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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32. The width of the flange of a L-beam, should be less than

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33. If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is

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34. The maximum ratio of span to depth of a slab simply supported and spanning in one direction, is

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35. In the displacement method of structural analysis, the basic unknowns are

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36. Which of the following is not the displacement method?

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37. When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that

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38. For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust

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39. A cantilever of length is subjected to a bending moment at its free end If EI is the rigidity of the section, the deflection of the free end, is?

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40. Shell structure does not have any?

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41. For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is?

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42. The sway bracing is designed to transfer

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43. The live load for a sloping roof with slope 15°, where access is not provided to roof, is taken as

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44. Generally, the purlins are placed at the panel points so as to avoid

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45. For the buildings having a low permeability, the internal wind pressure acting normal to the wall and roof surfaces is taken as (where p is basic wind pressure)

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46. To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shall be

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47. The maximum permissible span of asbestos cement sheets is

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48. 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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49. The maximum spacing of vertical stiffeners is (where d is the distance between flange angles)

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50. Horizontal stiffener in a plate girder is provided to safeguard against

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