抄録
The toll stations are removed after a new toll system starts to operate. This research aims to examine the performance of mentioned system in Taiwan. By selecting proper locations at certain days before and after system begins to work, traffic situations are compared. Flow rates increase a little but the difference is not great, while average speeds are quite stable in January until March and later, when the tendency of increase is found. Moreover, when data from questionnaires are collected, it is observed that five of seven items of monetary measures belong to be one-dimensional, and the others indifferent. Almost the same, Five of eight items of timely measures belong to be one-dimensional, and the others indifferent. Thereafter, IP analysis and district classification are used to decide which measures take higher priority for improvement, then, it is also found that satisfaction increase importance of these measures significantly by logistic regression.
