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AS 3891.1:2021
$109.95
Air navigation — Cables and their supporting structures — Marking and safety requirements, Part 1: Marking of overhead cables and supporting structures
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.
Table of contents
Header
About this publication
Preface
1 Scope
2 Normative references
3 Terms and definitions
4 Design of aircraft warning markers
4.1 Design applications for marking scenarios — Overview
4.2 General requirements
4.2.1 Colour
4.2.2 Colourfastness
4.2.3 Aircraft marker design and performance considerations
4.3 Measurement of height above ground level
4.4 Measurement of height above water
4.5 Cable attached marker designs — Unlit
4.5.1 Design requirements in proximity to a certified aerodrome
4.5.2 Design requirements not in proximity to a certified aerodrome
4.6 Painting of supporting structures
4.6.1 Design requirements in proximity to a certified aerodrome
4.6.2 Design requirements not in proximity to a certified aerodrome
