Civil Engineering MCQCivil Engineering (Shared)
Nominal mix concrete is generally permitted up to:
Concrete Technology & RCCNominal vs design mixMEDIUM
Choose the correct answer
A
M15 only
B
M10 only
C
M20
D
M40
Correct Answer
C. M20
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Nominal mixes are allowed only for lower grades; design mix is preferred especially above M20. Reference: Clause 9.3 | Page: verify from your official BIS copy/PDF pagination
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