Civil Engineering - RCC Structures Design - Discussion
Discussion Forum : RCC Structures Design - Section 1 (Q.No. 27)
27.
A short column 20 cm x 20 cm in section is reinforced with 4 bars whose area of cross section is 20 sq. cm. If permissible compressive stresses in concrete and steel are 40 kg/cm2 and 300 kg/cm2, the Safe load on the column, should not exceed
Discussion:
39 comments Page 3 of 4.
Vicky and himalaya said:
7 years ago
For concrete-(400-20)*40 = 15200kg.
For steel-20*1300 = 26000kg so total 41200kg answer.
For steel-20*1300 = 26000kg so total 41200kg answer.
Gowri said:
1 decade ago
pu = 0.4*Fck*Ac+0.67*Fy*.
As use this formula and multiply 4 no.of columns.
As use this formula and multiply 4 no.of columns.
Jaan said:
1 decade ago
Multiply the above answer by 4 because we have provided 4 number of bars.
Subhamay Ghosh said:
1 decade ago
Its strength of column as a whole and not for individual bars.
Rahul said:
7 years ago
Here, it should be 1300kg/cm2 in the place of 300kg/cm2.
Ujjwal said:
8 years ago
Yes, 21200 kg is the correct answer.
Agree @Anbarasan.
Agree @Anbarasan.
Santraj said:
6 years ago
I am not getting it, please anyone explain in detail.
Ashish said:
7 years ago
Thank you. You are extremely right, @Sankha.
Sana said:
9 years ago
[0.4X40X(20X20)] + [0.67X300X20] = 41,680.
Shubham said:
7 years ago
@Sankha.
Why 1300 taken in place of 300?
Why 1300 taken in place of 300?
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