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FAQ’s for Structural Design Jobs

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1. For rivets in tension with counter-sunk heads, the tensile value shall be

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2. 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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3. Lug angles

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4. 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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5. 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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6. Other conditions being same, the load factor in indeterminate structures is

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7. Load factor is

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8. The ratio of plastic section modulus to elastic section modulus

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9. The mechanism method of plastic analysis satisfies

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10. The statical method of plastic analysis satisfies

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11. The elastic strain for steel is about

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

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13. The portal bracing in a truss bridge is used to

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14. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of

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15. 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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16. As per IS: 875, for the purposes of specifying basic wind velocity, the country has been divided into

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17. The minimum thickness of plates in a steel stack should be

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18. The bracing between two columns of a steel tank will be designed to resist

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19. The capacity of the smallest pressed steel tank is

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20. The external wind pressure acting on a roof depends on

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

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

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23. Intermediate vertical stiffeners in a plate girder need be provided if the depth of web exceeds 9where t is thickness of web)

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24. Lacing bars in a steel column should be designed to resist

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25. The use of tie plates in laced columns is

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

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27. The effective length of a fillet weld should not be less than

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28. When the bolts are subjected to reversal of stresses, the most suitable type of bolt is

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29. Diameter of a bolt hole is usually taken as

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30. Minimum pitch of the rivets shall not be less than (where d is gross diameter of rivet)

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31. 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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32. If the size of a column is reduced above the floor, the main bars of the column, are

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33. The effective width of a column strip of a flat slab, is

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34. As the percentage of steel increases

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35. By over-reinforcing a beam, the moment of resistance can be increased not more than

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36. Enlarged head of a supporting column of a flat slab is technically known as

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37. In a simply supported slab, alternate bars are curtailed at

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38. The self-weight of the footing, is

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

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41. Which of the following methods of structural analysis is a displacement method?

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42. 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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43. While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of

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44. In the slope deflection equations, the deformations are considered to be caused by

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45. The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, is?

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46. If a concrete column 200×200 mm in cross-section is reinforced with four steel bars of 1200 mm2 total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm2 and Es is 15Ec?

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47. Which of the below is a disadvantage of frame structure?

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48. The diameter of base of conical flare of a steel stack is 9where d is the diameter of the cylindrical part)

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49. The effect of racking forces is considered in the design of ( i) lateral braces, ii) chord members) The correct answer is

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

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