Home / Standards / GB/T 16566-2018 GB/T 16566-2018 Active Terms for railway tunnel 铁路隧道词汇 Standard Type GBT ICS 01.040.45 CCS S04 Status 现行 Issue Date 2018-07-13 Implementation 2019-02-01 Responsible Dept 国家铁路局 Drafting Unit N/A