1. The Key Laboratory of Road and Traffic Engineering, Tongji University, 4800 Cao’an Road, Shanghai 201804, People's Republic of China
2. Road Structure and Material Technology Research Center of Hebei Province, 20 Zhengang Road, Shijiazhuang, Hebei 050091, People's Republic of China
3. Shijiazhuang Bureau of Traffic and Transportation, Shijiazhuang, People's Republic of China