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FAQ’s for Structural Design Jobs

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1. In moment resistant connections, the moment resistance of riveted connection depends upon

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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. Load factor is

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4. The elastic strain for steel is about

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

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6. Which of the following sections should preferably be used at places where torsion occurs?

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

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8. The capacity of the smallest pressed steel tank is

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9. Steel tanks are mainly designed for

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10. Minimum pitch provided in riveted steel tanks is (where d is diameter of rivets)

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

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12. The basic wind speed is specified at a height ‘h’ above mean ground level in an open terrain. The value of ‘h’ is

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13. The slenderness ratio of lacing bars should not exceed

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

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15. According to IS:800, in the Merchant Rankine formula the value of imperfection index (n) is

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16. The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is

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17. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is

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18. Efficiency of a riveted joint, having the minimum pitch as per IS: 800, is

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19. As compared to field rivets, the shop rivets are

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

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21. 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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22. Which of the following types of riveted joint is free from bending stresses?

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23. 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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24. The minimum number of main steel bars provided in R.C.C.

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25. Effective depth and depth of the neutral axis respectively of a singly reinforced?

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26. According to the steel beam theory of doubly reinforced beams

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27. At-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis

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

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30. On a circular slab of radius, the maximum radial moment at the center if the load on the slab in wkn/m2

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

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32. The self-weight of the footing, is

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33. In a pre-stressed member, it is advisable to use

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34. If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, 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 methods of structural analysis is a force method?

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

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38. Bending moment at any section in a conjugate beam gives in the actual beam

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39. According to IS codes recommendations, the maximum depth of stress block for balanced section of a beam of effective depth d is

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40. When shear stress exceeds the permissible limit in a slab, then it is reduced by

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41. 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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42. 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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43. Normally in a truss structure, tension occurs at/for?

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44. For a continuous slab of 3m 3.5m size, the minimum overall depth of slab to satisfy vertical deflection limits is?

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45. For a simply supported beam of span 15m, the maximum effective depth to satisfy vertical deflection limit should be?

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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. Normally, the angle of roof truss with asbestos sheets should not be less than

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48. The maximum permissible span of asbestos cement sheets is

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49. The range of economical spacing of trusses varies from

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50. As per IS: 800, for compression flange, the out stand of flange plates should not exceed (where t = thickness of thinnest flange plate)

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