Civil Engineering - GATE Exam Questions - Discussion

50. 

The plan of stairs supported at each end by landings spanning parallel with risers is shown in the below figure. The effective span of staircase slab is

[A]. 3000 mm
[B]. 4600 mm
[C]. 4750 mm
[D]. 6400 mm

Answer: Option B

Explanation:

No answer description available for this question.

Khuddus said: (May 12, 2018)  
Please describe the answer.

Basu said: (Jul 25, 2018)  
For L/s span min of (1.2/2) = 0.6 or 1mtr, min of (0.6,1).
For R/s span min of (2.2/2)1.1 or 1mtr min of (0.6,1.1).
Total = 1.1 + 0.6 + 3 = 4.7mtr.

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