Accident · 1990-08-25

NTSB case CHI90DCD02 · BELL 47G-2 · Part 137

What the record says

Event date: 1990-08-25
Event type: Accident
Highest injury level: No injuries
Aircraft: BELL 47G-2 (N90529)
Operating rule: Part 137
Operator: operator not named in the NTSB record

Probable cause

THE FAILURE OF THE PILOT TO MAINTAIN ROTOR RPM DURING TAKEOFF. THE HIGH DENSITY ALTITUDE AND UPHILL TERRAIN WERE FACTORS.

Source: NTSB case CHI90DCD02

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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