Definition
OBSTRUCTION LIGHT
A light or one of a group of lights, usually red or white, frequently mounted on a surface structure or natural terrain to warn pilots of the presence of an obstruction.
Source: FAA Pilot/Controller Glossary (verbatim from the Federal Aviation Regulations).
Where This Term Is Used
- 14 CFR § 91.515 — § 91.515 Flight altitude rules.
- 14 CFR § 91.209 — § 91.209 Aircraft lights.
- 14 CFR § 91.1037 — § 91.1037 Large transport category airplanes: Turbine engine powered; Limitations; Destination and alternate airports.
3 sections reference this term in their FAR Decoded content.