This standard stipulates the shape, color and light, sound and radio signals of the signs of buildings (structures) in water in sea areas of China. This standard is applicable to the water structures (structures) with fixed positions in the navigable waters of the sea area of China. This standard does not apply to buildings (structures) specially equipped as navigation aids, nor does it apply to sea-crossing bridges.
GB 17380-1998 history
2020GB 17380-2020 Regulation on aids to navigation for marking of offshore structures, China
1998GB 17380-1998 The regulation for the marking of offshore structures in China