Civil Engineering - RCC Structures Design

46. 

If T and R are the tread and rise of a stair which carries a load w per square metre on slope, the corresponding load per square metre of the horizontal area, is

A.
B.
C.
D.
E.

Answer: Option B

Explanation:

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47. 

If the bearing capacity of soil is 10 tonnes/cm2 and the projection of plain concrete footing from walls, is a cm, the depth D of footing is

A. D = 0.0775 a
B. D = 0.775 a
C. D = 0.775a
D. D = 0.775 a2

Answer: Option B

Explanation:

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48. 

An R.C.C. lintel is spanning an opening of 2 m span in a brick wall. The height of the roof is 2.9 m above the floor level and that of the opening is 2.1 m above the floor level. The lintel is to be designed for self weight plus

A. triangular load of the wall
B. UDL of wall
C. UDL of wall + load from the roof
D. triangular load + load from the roof.

Answer: Option C

Explanation:

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49. 

The pitch of the main bars in a simply supported slab, should not exceed its effective depth by

A. three times
B. four times
C. five times
D. six times
E. seven times.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

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