According to federal aviation administration faa all structures exceeding 200 feet above ground level agl must be appropriately marked with tower lights or tower paint.
Faa obstruction lighting requirements for buildings.
If the building is to be lighted only at night with red light if the authorities state that there is no need to light the day.
In addition the federal communications commission governs monitoring requirements for airport obstruction lights.
Advisory circular 70 7460 1l change 2 obstruction marking and lighting describes the standards for marking and lighting structures such as buildings chimneys antenna towers cooling towers storage tanks supporting structures of overhead wires etc.
The fixtures are either a single or a double lamp housing and made with 3 4 or 1 internally threaded housing.
If the obstruction exceeds 200 feet 61 m in one horizontal dimension but is 200 feet 61 m or less in the other two light units should be placed on each of the shorter sides.
July 8 2019 by general aviation news staff.
New faa regulations require towers under 200 to be marked.
New lighting is specified for wind turbines at various heights.
Introduction to obstruction lighting guidelines any structure that exceeds 200 above ground level generally needs to be marked lighted according to faa icao regulations.
If the light units are placed more than 10 feet 3 m from the center point of the structure use a minimum of four light units.
There are many factors that can affect obstruction marking requirements such as weather terrain proximity to airports etc.
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.
Each fixture includes a glass fresnel globe which is colored red for most applications.
Aviation obstruction light markings there is 3 option for lighting a building with aviation obstruction light systems.
New faa regulations require landowners to mark any towers between 50 and 200 on their property as well as include the towers in a new database the faa is developing.
70 7460 1k marking and lighting initiated by.
This change amends the federal aviation administration s standards for marking and lighting structures to promote aviation safety.