Funding for this research was provided by:
National Natural Science Foundation of China (51609138)
Natural Science Foundation of Hebei Province (E2017210147)
Collaborative Innovation Center for Disaster Prevention & Mitigation of large basic infrastructure in Hebei Province
2018 traffic and transportation science and technology planning project in Hubei Province
Article History
Received: 15 November 2017
Accepted: 14 August 2018
First Online: 19 August 2018