Against Stopped Vehicles at ETC Lanes Evaluations of Countermeasures

The number of electronic toll collection (ETC) vehicles (vehicles which have ETC unit) has been increasing, and the number of cars stopped in ETC lanes has also been increasing. Central Nippon Expressway Company Limited took various measures to reduce the number of vehicles stopped at ETC lanes, which is mostly caused by the carelessness of drivers. This paper evaluates countermeasures, such as the notification antenna to make drivers aware that the ETC card is not inserted correctly, and that the pavement markings and various kinds of caution signs in front of tollgates are described. Moreover, It shows the importance of the supporting for drivers.