Home / Standards / GB 5768.6-2017 GB 5768.6-2017 Active Road traffic signs and markings—Part 6: Highway-railway grade crossing 道路交通标志和标线 第6部分:铁路道口 Standard Type GB ICS 03.220.20 CCS R80 Status 现行 Issue Date 2017-07-31 Implementation 2018-02-01 Responsible Dept 交通运输部 Drafting Unit N/A