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FAQ’s for Structural Design Jobs

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

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2. 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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3. The elastic strain for steel is about

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

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

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6. 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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7. Hudson’s formula gives the dead weight of a truss bridge as a function of

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

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9. The risk coefficient k, depends on

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

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

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12. Bearing stiffener in a plate girder is used to

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13. The effective length of a battened column is increased by

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14. The best arrangement to provide unified behavior inbuilt up steel columns is by

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

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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 effective length of a battened strut effectively held in position at both ends but not restrained in direction is taken as

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

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19. In the cross-section of a weld, throat is the

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20. When the bolts are subjected to reversal of stresses, the most suitable type of bolt 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. The difference between gross diameter and nominaldia meter for the rivets up to 25 mm diameter is

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23. In a gusseted base, when the end of the column is machined for complete bearing on the base plate, then the axial load is assumed to be transferred to base plate

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

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

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

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

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

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

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

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

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

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35. The spacing of the main bars in a simply supported slab, should not exceed its effective depth by

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

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

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

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

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

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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. 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. If the size of panel in a flat slab is 6m x 6m, then as per Indian standard code, the widths of column strip and middle strip are

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45. A steel rod 1 meter long having square cross section is pulled under a tensile load of 8 tones the extension in the rod was 1 mm only. if E steel=2x106kg/cm2, the side of the rod, is

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46. In frame structure, what transfers the load to columns?

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

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49. The relation between intensity of wind pressure p and velocity of wind V is taken as

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

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