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In R.C.C. work the end or side covers for steel bar may be taken as ____________(a) 4cm to 5cm(b) 7cm to 9cm(c) 6cm to 9cm(d) 3cm to 7cmThis question was addressed to me in a job interview.The doubt is from R.C.C. Work and Amount in portion Different Type Roofs, R.C.C of Civil Engineering Drawing

Answer»

Correct answer is (a) 4cm to 5cm

Explanation: In R.C.C. work the end or side covers for steel BAR may be taken as 4cm to 5cm (1 1/2” to 2”) and the BOTTOM and TOP covers may be taken as 1.2 cm to 2 cm(1/2” to 3/4”) for SLAB and 2.5 cm to 5cm (1” to 2”) for beams.



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