Clear cover to main reinforcement
There are some clear cover to main reinforcement of different structural members are as follow; CLEAR COVER TO MAIN REINFORCEMENT As pr Indian guidelines only: There are some clear cover of structural members ; ● Footings - all sides 50mm & bottom 75mm ● Raft foundation - all sides 75mm & top 50 mm ● Staircase - 15mm ● Slab - 15mm or not less than dia of bar ● Flat slab - 20mm ● Retaining wall on earth - 20mm to 25mm ● Beam - 25mm to 40mm ● Column - 40mm (d>12mm), 25mm (d=12) ● Shear wall - 25mm ● Sunshade (chajja) - 25mm ● Water retaining structure - 20mm to 30mm