what is the cover used for footings, columns, beams ??? why
they differ & how they arrive??
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Answer Posted / bala
According to Nominal cover as per IS 456:2000 The Exposure
condition matters,
For condition
Mild - 20mm
Moderate - 30mm
severe - 45mm
very severe- 50mm
& Extreme - 75mm
so for
Footing - 75mm
Column& Beam - 45mm
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