Civil Engineering - RCC Structures Design - Discussion
Discussion Forum : RCC Structures Design - Section 2 (Q.No. 4)
4.
For stairs spanning horizontally, the minimum waist provided is
Discussion:
27 comments Page 2 of 3.
Munna said:
8 years ago
The waist slab always 150mm,
So 120mn right answer.
So 120mn right answer.
Madhupatel.b said:
8 years ago
Spanning horizontally is nothing but considering the design as a horizontal slab. Waist slab is the minimum distance of the stair upper surface to the lower slab bottom. That can be decided by the design. But for an RCC minimum slab width must be greater than 3.5 inches so we can say 80 mm.
Hesan said:
8 years ago
Minimum width of stair 90 cm.
so minimum width of the waist will be 90cm.
Right answer 90 cm.
so minimum width of the waist will be 90cm.
Right answer 90 cm.
Uttam said:
8 years ago
Yes it should be 8 cm.
Ref: R.S. Khurmi/ conventional and objective type civil engineering book.
Ref: R.S. Khurmi/ conventional and objective type civil engineering book.
(1)
Hemanth H M said:
7 years ago
It should be 80 mm.
Atul soni said:
7 years ago
The minimum waist of the stair is 1/25 to 1/30.
Abbas khan said:
7 years ago
According to me, It is 8 cm.
Suman Khadka said:
7 years ago
It should be equal to slab thickness so 120 mm is correct.
Riya Biswas said:
7 years ago
80 mm for stair dpanung horizontally.
Cigo said:
6 years ago
Here, 8 cm is the correct answer.
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