1. Research scholar, Dept. of Civil Engineering, Indian Institute of Technology Bombay, Powai, Mumbai-400076, IN, e-mail: uday1112@gmail.com
2. Professor, Member, ASTM International, Dept. of Civil Engineering, Indian Institute of Technology Bombay, Powai, Mumbai-400076, IN (Corresponding author), e-mail: dns@civil.iitb.ac.in