1. Research Scholar, Transportation Division, Dept. of Civil Engineering, National Institute of Technology, Warangal, Hanumakonda 506004, Telangana, India (corresponding author). ORCID: .
2. Associate Professor, Institute for Transport Studies, Univ. of Leeds, Leeds LS2 9JT, UK. ORCID: .
3. Professor, Transportation Division, Dept. of Civil Engineering, National Institute of Technology, Warangal, Hanumakonda 506004, Telangana, India. ORCID: .