AS 3891.2:2018 pdf free.Air navigation—Cables and their supporting structures—Marking and safety requirements Part 2: Low level aviation operations. 2.5 Aircraft warning markers — Ground-based 2.5.1 Design Ground-based aircraft warning markers shall meet the following design requirements: (a) Markers shall be visible under anticipated typical atmospheric and meteorological conditions from a minimum distance of 400 m by a person with a...
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