Home / Standards / GB 24418 GB 24418 Active Aids to navigation on the bridge over maritime navigable waters, China 中国海区可航行水域桥梁助航标志 Standard Type GB ICS 03.220.40 CCS R63 Status 现行 Issue Date 2020-11-17 Implementation 2021-12-01 Responsible Dept 交通运输部 Drafting Unit 交通运输部