According to IS 456 : 2000, What should be the nominal cover to reinforcement for footing?
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ANSWER= [C] 50 mm
Explain:- Correct answer for question According to IS 456 : 2000, What should be the nominal cover to reinforcement for footing is [C] 50 mm
Explanation for Nominal Concrete Cover
The Indian Standard Codes IS : 456-2000 provides for separate nominal cover requirement to meet durability and fire resistance requirement.
For footings of columns where the footing slab is in contact with soil, the minimum cover shall be 50 mm.
The distance from the extreme fibre of shear stirrup to bottom tension fibre is known as a cover or clear cover
|
Structural Elements |
Minimum Cover |
|
Slab (with mild exposure) |
20 mm |
|
Beams |
25 mm |
|
Columns |
40 mm |
|
Footings |
50 mm |
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