1. Former Research scholar, Department of Civil Engineering, Indian Institute of Technology, Madras, Chennai, India (corresponding author: ); Assistant Professor, EGS Pillay Engineering College, Nagapattinam, Tamil Nadu, India
2. Professor, Department of Civil Engineering, Indian Institute of Technology Madras, Chennai, India
3. Former Director, National Institute of Technology, Surat, India; Former Professor, Department of Civil Engineering, Indian Institute of Technology Madras, Chennai, India