What is Alert 1 aircraft?
What is Alert 1 aircraft? Alert 1: Indicates an aircraft is having minor difficulties (i.e., minor oil leak; one engine out on a three or four-engine commercial aircraft or one engine out on a two-engine general aviation aircraft; fire warning lights; etc.). A safe landing is expected.
What are the aircraft alert codes?
- EMERGENCY - Mode 3A Code 7700 (except that aircraft already receiving an air traffic service and transmitting a code normally retain the code in use - see discussion below)
- COMMS FAILURE - Mode 3A Code 7600.
- UNLAWFUL INTERFERENCE - Mode 3A Code 7500.
What is a Level 3 threat aviation?
Levels of Threat. Level 1 — Disruptive behavior (verbal); Level 2 — Physically abusive behavior; Level 3 — Life-threatening behavior (or display of a weapon); Level 4 — Attempted or actual breach of the flight crew compartment.
What are Level 3 airports?
When the number of flights increases to a level that creates regular and significant flight delays, and infrastructure improvements to manage the capacity are not feasible in the near future, the airport may be declared a Level 3 airport by the FAA.
Why do pilots say pan pan?
Pan-Pan, short for “possible assistance needed,” is used to communicate an urgent, but not emergency, situation over VHF radio, in the case of aviation, to air traffic control. Examples could include a recreational pilot getting lost, or perhaps needing to climb to a higher altitude to sort a problem out.