Definition
OBSTACLE
An existing object, object of natural growth, or terrain at a fixed geographical location or which may be expected at a fixed location within a prescribed area with reference to which vertical clearance is or must be provided during flight operation.
Source: FAA Pilot/Controller Glossary (verbatim from the Federal Aviation Regulations).
Where This Term Is Used
- 14 CFR § 91.177 — § 91.177 Minimum altitudes for IFR operations.
- 14 CFR § 91.175 — § 91.175 Takeoff and landing under IFR.
- 14 CFR § 91.119 — § 91.119 Minimum safe altitudes: General.
3 sections reference this term in their FAR Decoded content.