Accident · 1994-08-26

NTSB case CHI94LA300 · BELL 47 MARK-6 · Part 137

What the record says

Event date: 1994-08-26
Event type: Accident
Highest injury level: No injuries
Aircraft: BELL 47 MARK-6 (N19JM)
Operating rule: Part 137
Operator: NORTHLAND HELICOPTER INC Operator named in NTSB report
Operated by (per NTSB report): NORTHLAND HELICOPTER INC

Probable cause

THE LOSS OF LIFT RESULTING FROM THE PILOT'S FAILURE TO MAINTAIN ROTOR RPM DURING AN AERIAL APPLICATION TURN. THE POWER AVAILABLE FROM THE ENGINE WAS LESS THAN THAT REQUIRED TO REGAIN THE LOST ROTOR RPM.

Source: NTSB case CHI94LA300

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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