Faa lighting requirements vary depending on the height of cell towers and other structures.
Faa obstruction lighting.
L 885 low intensity flashing red it has been changed to l 885 flashing obstruction light 60 fpm red.
Appendix a specifications for obstruction lighting equipment classification table a 1 faa approved obstruction lighting fixtures indicated.
Based on the current faa guidelines for new and refiled towers the infographics linked below depict obstruction lighting and tower paint requirements.
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.
Flight light l 810 obstruction lights are used on buildings antennas towers cranes and any other kind of obstacle which occupies airspace.
150 5345 43h etl certified l 810 icao annex 14 vol.
Additional editorial format changes were made where.
Change 2 to obstruction date.