1. Highway school, Chang’an University, Xi’an, People’s Republic of China
2. Key Laboratory of Road Structure & Material Ministry of Transport, Chang’an University, Xi’an, People’s Republic of China
3. Suining-Guang’an and Suining-Xichong Highway Co., Ltd, Suining, People’s Republic of China
4. Sichuan Road and Bridge (Group) Co., Ltd., Chengdu, People’s Republic of China
5. Department of Civil Engineering, COMSATS University Islamabad Wah Campus, Wah Cantt, Pakistan