Air navigation - Cables and their supporting structures - Marking and safety requirements, Part 1: Marking of overhead cables and supporting structures
航空导航电缆及其支撑结构标记和安全要求第1部分:架空电缆和支撑结构的标记
Specifies requirements for marking overhead cables and their supporting structures designed to provide a visual warning to pilots of aircraft, other than those aircraft involved in planned and legal, low-level aviation operations.