Incident · 1992-07-21

NTSB case DEN92IA074 · EMBRAER EMB-120 RT · Part 135

What the record says

Event date
1992-07-21
Event type
Incident
Highest injury level
No injuries
Aircraft
EMBRAER EMB-120 RT (N221YV)
Operating rule
Part 135
Operator
MESA AIRLINES, INC. Operator named in NTSB report
Operated by (per NTSB report)
MESA AIRLINES, INC.

Probable cause

OPEN AIR GROUND CIRCUIT BREAKERS THAT ALLOWED THE PROPELLERS TO OVERSPEED. A FACTOR WAS: CLEAR AIR TURBULENCE.

Source: NTSB case DEN92IA074

Flight crew

Flight-crew details for this event aren't in the NTSB database extract we hold (its coverage starts with 2008 events) — a gap in our data, not an absence of crew.

Facts as the NTSB records them — GroundCheck adds no judgement. Preliminary records may be revised as the investigation proceeds.

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