Home / Standards / GB 917.2-2000 GB 917.2-2000 Abolished Mark rules of highway route--Name andnumber of national trunk highway 公路路线标识规则 国道名称和编号 Standard Type GB ICS 03.220.20 CCS A24 Status 废止 Issue Date 2000-10-17 Implementation 2001-07-01 Responsible Dept 交通运输部 Drafting Unit N/A