CICTP 2016. July 6-9, 2016 [electronic resource] : Green and multimodal transportation and logistics : proceedings of the 16th COTA International Conference of Transportation Professionals / edited by Xiaokun Wang [and three others] ; jointly organized by Chinese Overseas Transportation Association (COTA) Shanghai Maritime University ; sponsored by Transportation Research Board Institute of Transportation Engineers (ITE) Transportation and Development Institute of the American Society of Civil Engineers