Question

Magnitudes of minimum reinforcement recommended for reinforced concrete using mild steel in slabs/columns are

• A. 0.15% / 0.60%
• B. 0.25% / 0.80%
• C. 0.50% / 1.00%
• D. 0.15% / 0.80%

Answer 1

The correct option is D 0.15% / 0.80%

According to $\text{IS 456 : 2000}$
The mild steel reinforcement in either direction in slabs shall not be less than 0.15%. In case of columns minimum reinforcement shall not be less than 0.8%.