Home / Standards / GB/T 29103-2012 GB/T 29103-2012 Active Road traffic information service - Traffic information issued by variable message signs 道路交通信息服务 通过可变情报板发布的交通信息 Standard Type GBT ICS 03.220.20;35.240.60 CCS R85 Status 现行 Issue Date 2012-12-31 Implementation 2013-07-01 Responsible Dept 国家标准委 Drafting Unit N/A