1. Research Scholar, Dept. of Civil Engineering, National Institute of Technology, Tiruchirappalli 620015, Tamilnadu, India.
2. Associate Professor, Dept. of Civil Engineering, National Institute of Technology, Tiruchirappalli 620015, Tamilnadu, India (corresponding author).
3. Professor, Dept. of Civil Engineering, National Institute of Technology, Tiruchirappalli 620015, Tamilnadu, India.