Home / Standards / GB/T 37458-2019 GB/T 37458-2019 Active Guidelines for traffic safety evaluation of suburban arterial roads 城郊干道交通安全评价指南 Standard Type GBT ICS 93.080 CCS R80 Status 现行 Issue Date 2019-05-10 Implementation 2019-12-01 Responsible Dept 公安部 Drafting Unit N/A