1. Ph.D. Research Scholar, Dept. of Civil Engineering, APJ Abdul Kalam Technological Univ., Thiruvananthapuram, Kerala 695016, India (corresponding author).
2. Assistant Professor, Dept. of Civil Engineering, National Institute of Technology, Warangal, Telangana 506004, India.
3. Professor, Dept. of Civil Engineering, Saintgits College of Engineering, Kottayam, Kerala 686532, India.