Structural Design Specifications

1

Minimum diameter of the lateral ties should not be less than

A. 4 mm
B. 5 mm
C. 6 mm
D. 10 mm

2

The maximum pitch of rivets for compression and tension members should not exceed

A. 32 t
B. 200 mm
C. 40 t
D. 300 mm
E. both (a) and (d)

3

For deformed reinforcing bars, the permissible design bond stress may be increased by

A. 20%
B. 30%
C. 40%
D. 50%
E. 60%

4

The average 28 days compressive strength of at least three 15 cm concrete cubes prepared with available water as compared to the average strength of three similer concrete cubes prepared with distilled water, should be at least


A. 70%
B. 80%
C. 90%
D. 95%

5

As per IS : 1982, the permissible axial tension in rolled I-beams and channels, is

A. 1500 kg/cm2
B. 1800 kg/cm2
C. 1400 kg/cm2
D. 1420 kg/cm2