The minimum thickness of the cover at the end of a reinforcing bar should not be

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Question
The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of
Options
A. 10 mm
B. 15 mm
C. 20 mm
D. 25 mm
E. 30 mm

Correct Answer

25 mm

RCC Structures Design problems

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1. According to load factor method, the permissible load W on a short column reinforced with longitudinal bars and lateral stirrups, is
Options
A. Stress in concrete x area of concrete
B. Stress in steel x area of steel
C. Stress in concrete x area of concrete + Stress in steel x area of steel
D. None of these.

2. The zone in which transverse bending is likely to occur may be obtained by drawing a line from the faces of the column making an angle ?� with horizontal where ?� is
Options
A. 30�
B. 45�
C. 60�
D. none of these.

3. In the zone of R.C.C. beam where shear stress is less than 5 kg/cm², nominal reinforcement is provided at a pitch of
Options
A. one-half lever arm of the section
B. one-third lever arm of the section
C. lever arm of the section
D. one and half lever arm of the section.

9. If q is the punching shear resistance per unit area a, is the side of a square footing for a column of side b, carrying a weight W including the weight of the footing, the depth (D) of the footing from punching shear consideration, is
Options
A.
B.
C.
D.

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