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FAQ’s for Structural Design Jobs

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1. Pitch of tacking rivets, when double angles connected back-to-back and acting as tension members should not be more than

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

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3. A steel beam supporting loads from the floor slab as well as from wall is termed as

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4. Lug angles

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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. The moment-curvature relation at a plastic hinge is

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7. Shape factor is a property which depends

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8. The least dimension in case of a circular column of diameter D is taken as

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

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

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11. The capacity of the smallest pressed steel tank is

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12. Steel tanks are mainly designed for

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

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14. The risk coefficient k, depends on

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15. Minimum spacing of vertical stiffeners is limited to (where d is the distance between flange angles)

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16. 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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17. 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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18. Economical depth of a plate girder corresponds to

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19. 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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20. Angle of inclination of the lacing bar with the longitudinal axis of the column should preferably be between

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

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22. According to IS Specifications, the effective length of a column effectively held in position at both ends and restrained in direction at one end is taken as

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

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24. The actual thickness of butt weld as compared to the thickness of plate is usually

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

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26. Diameter of a bolt hole is usually taken as

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

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28. When the axis of load lies in the plane of rivet group, then the rivets are subjected to

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

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

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

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32. With usual notations the depth of the neutral axis of a balanced section, is given by

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33. The steel generally used in R.C.C. work, is

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34. 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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35. The self-weight of the footing, is

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36. The minimum thickness of s flat slab is taken

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

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

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39. The maximum bending moment due to a train of wheel loads on a simply supported girder

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40. A single rolling load of 8 kN rolls alone a girder of 15 m span. the absolute maximum bending moment will be

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

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

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43. The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of ? (Where xu is the depth of natural axis at the limit state of collapse)

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44. 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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45. Shell structure does not have any?

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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. 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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48. 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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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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