Guanqi Liu

发表

Development of Guidelines for Operationally Effective Raised Medians and the Use of Alternative Movements on Urban Roadways

Lei Yu, Yi Qi, Da Li, 2012 .

Operational and Safety Effects of Using Left-Turn Lanes with Substandard Lengths at Unsignalized Median Openings: Case Study in Houston, Texas

Xiaoming Chen, Guanqi Liu, Yi Qi, 2013 .

Empirical Study of Gap-Acceptance Behavior of Right-Turn-on-Red Drivers on Dual Right-Turn Lanes

Xiaoming Chen, Yi Qi, Guanqi Liu, 2013 .

Training Strategies and Materials

Yi Qi, Guanqi Liu, Jianing Wu, 2008 .

Use of Directional Median Openings on Urban Roadways

Yan Lu, Yi Qi, Yubian Wang, 2014 .

Design and Scope of Impact of Auxiliary Lanes

Yan Lu, Yubian Wang, Xiaoming Chen, 2014 .

Safety Impacts of Directional Median Openings at Downstream U-turn Locations

Yi Qi, Yubian Wang, Xiaoming Chen, 2016 .

Operational and Safety Impacts of Directional Median Opening on Urban Roadways: A Case Study in Houston, TX

Yi Qi, Yubian Wang, Guanqi Liu, 2014 .