1. Research Scholar, Dept. of Civil Engineering, Indian Institute of Technology Guwahati, Guwahati-781039, Assam, IN, e-mail: abhijitdeka@iitg.ernet.in
2. ASTM Member, Associate Professor, Dept. of Civil Engineering, Indian Institute of Technology Guwahati, Guwahati-781039, Assam, IN, e-mail: srees@iitg.ernet.in