Home / Standards / GB/T 38374-2019 GB/T 38374-2019 Active Operational index system of urban rail transit 城市轨道交通运营指标体系 Standard Type GBT ICS 03.220.30 CCS P51 Status 现行 Issue Date 2019-12-31 Implementation 2020-07-01 Responsible Dept 交通运输部 Drafting Unit N/A