# Structural Design Specifications Mcqs - Set 1

1)   Removal of props under______________?

a. slabs spanning upto 4.5 m is 14 days
b. beams spanning upto 6 m is 14 days
c. slabs spanning upto 4.5 m is 7 days
d. All the above
 Answer  Explanation ANSWER: All the above Explanation: No explanation is available for this question!

2)   The spans of filler joists supporting a slab may be considered approximately equal if the longest span does not exceed the shortest span more than__________________?

a. 5%
b. 10%
c. 15%
d. 25%
 Answer  Explanation ANSWER: 15% Explanation: No explanation is available for this question!

3)   All reinforcement should be free from_________________?

a. paints
b. loose rust
c. loose mill scales
d. All the above
 Answer  Explanation ANSWER: All the above Explanation: No explanation is available for this question!

4)   The permissible bending stresses Pbet for steel slab bases should not exceed_______________?

a. 1500 kg/cm2
b. 1650 kg/cm2
c. 1800 kg/cm2
d. 1890 kg/cm2
 Answer  Explanation ANSWER: 1500 kg/cm2 Explanation: No explanation is available for this question!

5)   Pick up the correct statement from the following?

a. For steel castings, the minimum tensile strength is 41 kg/mm2 and minimum yield stress is 20.5 kg/mm2
b. For high tensile steel, the minimum tensile strength is 58 kg/mm2
c. For mild steel the minimum tensile strength is 44 kg/mm2 and minimum elongation of 23% on a gauge length of 5.65A
d. All the above
 Answer  Explanation ANSWER: All the above Explanation: No explanation is available for this question!

6)   The anchorage value of standard U-type hook of a reinforcing bar of diameter d in tension, is______________?

a. 4 d
b. 8d
c. 12 d
d. 16 d
 Answer  Explanation ANSWER: 16 d Explanation: No explanation is available for this question!

7)   Pick up the correct statement for the web stiffeners?

a. d is the distance between flange angles or the clear distance between flanges
b. vertical stiffeners are spaced at a distance not greater than 1.5 d and not less than 0.33 d
c. for horizontal stiffeners, d is the clear distance between the horizontal stiffener and the tension flange
d. all the above
 Answer  Explanation ANSWER: all the above Explanation: No explanation is available for this question!

8)   Moist sand may contain surface water by mass upto__________________?

a. 1.25%
b. 2.5%
c. 5.0%
d. 7.5%
 Answer  Explanation ANSWER: 2.5% Explanation: No explanation is available for this question!