Home / Standards / GB/T 33171-2016 GB/T 33171-2016 Active Specification for urban traffic performance evaluation 城市交通运行状况评价规范 Standard Type GBT ICS 03.220.20 CCS R85 Status 现行 Issue Date 2016-10-13 Implementation 2017-04-01 Responsible Dept 交通运输部 Drafting Unit N/A