Investigating Road Users' Preference on Signal Countdown Devices at Intersections in Beijing

摘要: Signal Countdown devices have been used in Beijing and other cities for several years. However, traffic actuated controllers instead of pre-timed were installed years ago. The had removed since then. paper surveyed 200 pedestrians drivers 2007 on their preferences toward signal countdown devices. result shows that the majority people prefer believe device is useful to alleviate anxiety waiting green signal. survey results provide decision making evidence related management.