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. 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. 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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4. In the virtual work method, the virtual quantity is
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5. Other conditions being same, the load factor in indeterminate structures is
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6. compression force in two end posts The pin of a rocker bearing in a bridge is designed for
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7. The bracing provided in the plane of end posts is called
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8. 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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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. As per IS: 875, for the purposes of specifying basic wind velocity, the country has been divided into
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11. Which of the following sections should preferably be used at places where torsion occurs?
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12. The bracing between two columns of a steel tank will be designed to resist
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13. Steel tanks are mainly designed for
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14. The risk coefficient k, depends on
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15. 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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16. Rivets connecting flange angles to cover plates in a plate girder are subjected to
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17. Bearing stiffener in a plate girder is used to
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18. Minimum thickness of web in a plate girder, when the plate is accessible and also exposed to weather, is
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19. According to IS:800, in the Merchant Rankine formula the value of imperfection index (n) is
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20. The best arrangement to provide unified behavior inbuilt up steel columns is by
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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. A circular column section is generally not used in actual practice because
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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. Bolts are most suitable to carry
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28. As compared to field rivets, the shop rivets are
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29. By providing sufficient edge distance, which of the following failures of riveted joint can be avoided?
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30. When the axis of load lies in the plane of rivet group, then the rivets are subjected to
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31. As the percentage of steel increases
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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. 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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35. The self-weight of the footing, is
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36. The nutral axis of a T-beam exists
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37. If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is
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38. When a uniformly distributed load, longer than the span of the girder, moves from left to right, then the maximum bending moment at mid section of span occurs when the uniformly distributed load occupies
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39. In the slope deflection equations, the deformations are considered to be caused by
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40. The carryover factor in a prismatic member whose far end is fixed is
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41. 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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42. 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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43. 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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44. 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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45. The maximum deflection due to a uniformly distributed load w/unit length over entire span of a cantilever of length l and of flexural rigidly EI, is?
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46. Which of the below is a disadvantage of frame structure?
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47. One of the criteria for the effective width of flange of T-beam is bf =-+bw+6Df6 in above formula, lo signifies?
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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. 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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50. The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is
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