Published date: 5 April 2025

Purpose

This Advisory Circular (AC) describes an acceptable means of compliance with the requirements relating to operational safety during works on aerodromes under Civil Aviation Rule Part 139 Aerodromes—Certification, Operation and Use.

Related rules

This AC relates to Civil Aviation Rule Part 139 - specifically rules 139.76A and 139.413 works on aerodromes.

Change notice

Revision 3 clarifies some points and fixes a broken hyperlink. It also updates format and style in line with other ACs and adds a Version History.