1.

According to IRC:15-2011, Minimum cement content for 4.5 N/mm^2 characteristic flexural strength for OPC + fly ash mix OPC shall ____________(a) Shall not be less than 360 kg/m^3(b) Shall not be less than 425 kg/m^3(c) Shall not be less than 340 kg/m^3(d) Shall not be less than 500 kg/m^3The question was posed to me by my college professor while I was bunking the class.My question is from Road Method of Mix Design in portion Concrete Mix Design of Concrete Technology

Answer» RIGHT answer is (C) Shall not be LESS than 340 kg/m^3

The best explanation: According to IRC:15-2011, Minimum CEMENT content for 4.5 N/mm^2 characteristic flexural strength for OPC + fly ash mix OPC shall not be less than 340 kg/m^3 and for opc itshouldn’t be less than 360 kg/m^3.


Discussion

No Comment Found

Related InterviewSolutions