1. Department of Civil Engineering, Indian Institute of Technology Roorkee, Roorkee, Uttarakhand 247667, India, http://orcid.org/0000-0003-0479-5480
2. Department of Civil Engineering, Indian Institute of Technology Roorkee, Roorkee, Uttarakhand 247667, India (Corresponding author), e-mail: gdranfce@iitr.ac.in, http://orcid.org/0000-0002-7002-0993