1. College of Pipeline and Civil Engineering, China University of Petroleum, Qingdao 266580, China
2. School of Civil Engineering, Shandong University, Jinan 250061, China
3. School of Transportation and Civil Engineering, Shandong Jiaotong University, Jinan 250357, China
4. Key Laboratory of Large Structure Health Monitoring and Control, Shijiazhuang Tiedao University, Shijiazhuang 050043, China
5. School of Civil Engineering, Shandong Jianzhu University, Jinan 250101, China