1. College of Civil Engineering & Architecture, Qingdao Agricultural University, Qingdao, People’s Republic of China
2. School of Material Science and Engineering, University of Jinan, Jinan, People’s Republic of China
3. Beijing Oriental Yuhong Waterproof Technology Co. Ltd, Beijing, People’s Republic of China
4. Shandong Hi-speed Maintenance Group Co., Ltd, Jinan, People’s Republic of China