1. Department of Civil Engineering, Indian Institute of Technology Kharagpur, Kharagpur, West Bengal 721302, India, https://orcid.org/0000-0003-4651-1167 (K.K.)
2. Flexible Pavement Division, Council of Scientific and Industrial Research (CSIR)-Central Road Research Institute, New Delhi 110025, India (Corresponding author), e-mail: bharat.varma.020@gmail.com, https://orcid.org/0000-0002-7402-1117
3. Geotechnical Engineering Division, Council of Scientific and Industrial Research (CSIR)-Central Road Research Institute, New Delhi 110025, India, https://orcid.org/0000-0003-2906-1395