Question

2.
Minimum clear cover in mm to the main steel bars in slab, beam, column and footing
respectively, are
(A) 10, 15, 20 and 25
(B) 15, 25, 40 and 75
(C) 15, 25, 30 and 40
(D) 20, 35, 40 and 75​

Answer 1

Answer:

options b is right...

Explanation:

please mark as brainlest question

Answer 2

Minimum clear cover in mm to the main steel bars in slab, beam, column and footing  respectively are (b) 15,25,40 and 75

Explanation:

• For minimum clear cover of steel bars in slab should be 15mm.
• For minimum clear cover of steel bars in beam should be 25 mm.

• For minimum clear cover of steel bars in column should be 40 mm.

• For minimum clear cover of steel bars in footing should be above 50 mm because all the the loads of superstructure are transferred to ground through footing, so it should be more than 50 mm.