What is the minimum grade of concrete for RCC work?

[Sumit Civil]

What is the minimum grade of concrete for RCC work?

 

[Dnyan Deshmukh]

Minimum grade of concrete for doing RCC works varies as per the Exposure conditions.

As per IS 456, following are the minimum grade of concrete for various exposures;

Minimum Grade of Concrete for RCC	Exposure Condition
M20​	Mild​
M25​	Moderate​
M30​	Severe​
M40​	Very Severe​
M45​	Extreme​

 

[Nilakshi Deka]

Minimum grade of concret should not be less than M-20 in reinforced concrete work

 

[TARUN Singh]

Minimum grade of concret should not be less than M-20 in reinforced concrete work

 

[digpa516]

Minimum grade for RCC M20.