EMERGENCY

20 codes

** EMERGENCY CIRCUMSTANCES
A LOW ON FUEL
B SMOKE IN COCKPIT
C PASSENGER DISTURBANCE
D FALSE FIRE WARNING
E LATERAL CONTROL PROBLEM
F PITCH CONTROL PROBLEM
G DIRECTIONAL CONTROL PROBLEM
H ADVERSE/UNFAVORABLE WEATHER
I APPROACHING DARKNESS
J SUSPECTED OR KNOWN ACFT DMG
K SUSPECTED MECH DISCREPANCY
L DOOR/PANEL OPEN
M AIRFRAME BUFFET
N UNUSUAL NOISE
P PHYSICAL CONDITION OF PASSG
Q FUMES IN CABIN
R PROP/ENGINE VIBRATION
Y OTHER
Z UNKNOWN/NOT REPORTED

Source

Codes verbatim from the ct_Pre1982 table of PRE1982.MDB — the FAA-distributed pre-1982 NTSB aviation accident database. Used internally by the Atlas to decode legacy accident records on every pre-1982 NTSB event page.