Abstract

ETC and MTC lanes of China’s hybrid toll stations have various setting modes. When the vehicles passed through the toll stations, they would face a more complicated lane change process. If the ETC sign was set in the appropriate position in advance, the traffic safety in front of the toll stations would be effectively improved. The paper analyzed the process of lane change in 18 scenes by taking one-way three-lane highway at the upstream of toll station with six lanes as an example. Based on the definition of driver’s reaction distance, reading distance and safe distance of action, the theoretical calculation model of ETC sign preposition distance was established. It revealed the functional relationship between ETC lane layout schemes and sign preposition distance, and explored the reasonable setting position of the ETC sign in the full scenes of the lane layout. Finally, a case study of Nanjing toll station on Shanghai-Nanjing Expressway was carried out.

Highlights

  • The coexistence of ETC and MTC in the mixed toll station makes the two traffic flows with different characteristics inevitably interfere with each other

  • The reasonable location of ETC lane indicator will give the driver sufficient reaction and operation time, and avoid the phenomenon of emergency lane change, which is of great significance to strengthen the traffic safety construction of the main line toll station

  • There is no exploration and research on the location setting of ETC signs from the perspective of safety, but it is of great significance to carry out the research on the front distance of ETC signs in the main line toll station considering the lane change

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Summary

Introduction

The coexistence of ETC and MTC in the mixed toll station makes the two traffic flows with different characteristics inevitably interfere with each other. Unreasonable location of ETC lane indication signs will cause frequent lane change, emergency lane changes and other dangerous situations. The reasonable location of ETC lane indicator will give the driver sufficient reaction and operation time, and avoid the phenomenon of emergency lane change, which is of great significance to strengthen the traffic safety construction of the main line toll station. There is no exploration and research on the location setting of ETC signs from the perspective of safety, but it is of great significance to carry out the research on the front distance of ETC signs in the main line toll station considering the lane change

Analysis of vehicle lane change process in front of ETC toll station
Definition of preposition distance of signs
Reaction distance and ETC sign scan distance
Calculation of driving distance of basic section of expressway
Moving distance of vehicles in transition section
Action distance of straight-line section of toll gate: l6
Calculation of preposition distance of electronic toll collection signs
Case study
Calculation of preposition distance of Electronic Toll Collection Signs
Safety analysis and recommendations
Summary and prospect
Full Text
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