Civil Engineering - Building Construction - Discussion

Discussion Forum : Building Construction - Section 1 (Q.No. 24)
24.
While designing a stair, the product of rise and going is approximately kept equal to
350
420
450
500
600.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
32 comments Page 3 of 4.

Vaibhav said:   10 years ago
It is asked as approximately so that answer should be 450. Normally we take 15*30 = 450.

Nikhil Rugge said:   10 years ago
Generally we keep rise as much as minimum as possible i.e. 15 cm and going as maximum as possible i.e. 28cm. So 15*28 = 420 cm.

Suresh bandi said:   1 decade ago
The common size of riser is 30 cm and going is 25 cm so product is 750.

Bob said:   1 decade ago
The minimum for riser is 120 mm and tread is 250 mm, riser = 150 mm and tread = 300 mm is the ideal proportion.

Shailendra Kumar said:   1 decade ago
Standard size of Riser is 150 mm & Tread is 300 mm so product of both will be 450.

MOHD WASIQ said:   1 decade ago
Recommended size of the riser is 15cm and the going (tread) is 30cm and the product of both will gives 450cm.

Amar said:   1 decade ago
Height of riser should be 17 and width of the going should be 25 in this way product of R*G=425, so that the option B will be correct.

Abhishek said:   1 decade ago
R*G = 410 to 450.
2*rR+G = 60.
R+G = 40 to 45.

Mandal said:   1 decade ago
The product of the going, measured in millimeters, and the rise, measured in millimeters, shall be not less than 45 000 and not greater than 48 000.

Chandan said:   1 decade ago
Riser - 15 cm.
Tread - 30 cm.
Product should = 450.


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