Faa Obstruction Lighting Requirements For Buildings

July 8 2019 by general aviation news staff.

Faa obstruction lighting requirements for buildings.

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. 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. Flight light l 810 obstruction lights are used on buildings antennas towers cranes and any other kind of obstacle which occupies airspace. The fixtures are either a single or a double lamp housing and made with 3 4 or 1 internally threaded housing.

All structures above 499 feet are considered obstructions and the faa will continue to conduct an aeronautical study on these types of structures to determine their effect on the navigable airspace and ensure they do not create a hazard. Introduction to obstruction lighting guidelines any structure that exceeds 200 above ground level generally needs to be marked lighted according to faa icao regulations. In addition the federal communications commission governs monitoring requirements for airport obstruction lights. Aviation obstruction light markings there is 3 option for lighting a building with aviation obstruction light systems.

There are many factors that can affect obstruction marking requirements such as weather terrain proximity to airports etc. Change 2 to obstruction date. 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. 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.

New lighting is specified for wind turbines at various heights. 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. 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. 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.

Each fixture includes a glass fresnel globe which is colored red for most applications.