70/7460-1L - Obstruction Marking and Lighting with Change 2

Date Issued
October 08, 2016
Responsible Office
AJV-1, Airspace Service
Description
This Advisory Circular (AC) sets forth standards for marking and lighting obstructions that have been deemed to be a hazard to air navigation. The change number and date of the change material are located at the top of the page. Advisory Circular 70/7460-1L is effective immediately.