81. Gantry girders are designed to resist_________________?
A. lateral loads
B. longitudinal loads and vertical loads
C. lateral, longitudinal and vertical loads
D. lateral and longitudinal loads
✅ The correct answer is option C.
Design of Steel Structures MCQs
82. The capacity of the smallest pressed steel tank is__________________?
A. 1000 litre
B. 1650 litre
C. 1950 litre
D. 2450 litre
✅ The correct answer is option C.
83. The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is________________?
A. 150
B. 180
C. 250
D. 350
✅ The correct answer is option C.
84. Which of the following types of riveted joint is free from bending stresses ?
A. lap joint
B. butt joint with single cover plate
C. butt joint with double cover plates
D. none of the above
✅ The correct answer is option C.
85. The least dimension in case of a circular column of diameter D is taken as_______________?
A. 0.5 D
B. 0.68 D
C. 0.88 D
D. D
✅ The correct answer is option C.
86. Load factor is____________________?
A. always equal to factor of safety
B. always less than factor of safety
C. always greater than factor of safety
D. sometimes greater than factor of safety
✅ The correct answer is option C.
87. Efficiency of a riveted joint, having the minimum pitch as per IS : 800, is_________________?
A. 40%
B. 50%
C. 60%
D. 70%
✅ The correct answer is option C.
88. If the floor is supported at or near the bottom but top chords of a bridge are not braced, then the bridge is called________________?
A. deck type
B. through type
C. half through type
D. double deck type
✅ The correct answer is option C.
89. The centrifugal force due to curvature of track is assumed to act on the bridge at a height of___________________?
A. 1.23 m above the rail level
B. 1.50 m above the rail level
C. 1.83 m above the rail level
D. 2.13 m above the rail level
✅ The correct answer is option C.
90. As per IS : 875, for the purposes of specifying basic wind velocity, the country has been divided into_____________________?
A. 4 zones
B. 5 zones
C. 6 zones
D. 7 zones
✅ The correct answer is option C.