Cube strength of controlled concrete to be used for pretensioned and p – McqOptions

MCQOPTIONS

1.	Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than
A.	35 MPa and 42 MPa
B.	42 MPa and 35 MPa
C.	42 MPa and 53 MPa
D.	53 MPa and 42 MPa
Answer» C. 42 MPa and 53 MPa

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