1. Postdoctoral Research Fellow, Asphalt Rubber Technology Service, Dept. of Civil Engineering, 2002 Hugo Dr., Clemson Univ., Clemson, SC 29634 (corresponding author).
2. Assistant Professor, Dayanandsagar Engineering College, Bangalore-560085, Karnataka, India.
3. Project Leader, Shell Technology India, 4th Floor, RMZ Centennial Building, No. 8-B, Kundalahalli Main Rd., Mahadevapura P.O. Bangalore-560 048, Karnataka, India.
4. Area Advisor and Head of Flexible Pavement Division, Central Road Research Institute, New Delhi-110020, India.
5. Professor and Head of Transportation Engineering Division, Dept. of Civil Engineering, Indian Institute of Technology Madras, Chennai-600036, Tamil Nadu, India.