Definition
ALERT
A notification to a position that there is an aircraft‐to‐aircraft or aircraft‐to‐airspace conflict, as detected by Automated Problem Detection (APD).
Source: FAA Pilot/Controller Glossary (verbatim from the Federal Aviation Regulations).
Where This Term Is Used
- 14 CFR § 91.219 — § 91.219 Altitude alerting system or device: Turbojet-powered civil airplanes.
- 14 CFR § 91.221 — § 91.221 Traffic alert and collision avoidance system equipment and use.
- 14 CFR § 91.1045 — § 91.1045 Additional equipment requirements.
- 14 CFR § 91.227 — § 91.227 Automatic Dependent Surveillance-Broadcast (ADS-B) Out equipment performance requirements.
- 14 CFR § 91.123 — § 91.123 Compliance with ATC clearances and instructions.
5 sections reference this term in their FAR Decoded content.