# Accident 19910831037579A: Kaman HH43FCHOPER, Coleville, CA, August 31, 1991

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 31, 1991, 08:24 local time
- Place: Coleville, CA
- Damage: Destroyed
- Phase of flight: Hovering
- Operating rules: Rotorcraft external load (Part 133)
- Operator: CUCL
- Location: 38.4695° N, 119.4802° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=38.4695&lon=-119.4802&mi=10
- Aircraft: N53RH, a cancelled registration (https://openairdocs.org/deregistered/N53RH-1998-11-16) (OpenAirDocs)
- Registry model: Kaman HH-43F (registry code 4800708, https://openairdocs.org/model/kaman-hh-43f) (OpenAirDocs)
- Reported make and model: KAMAN HH43FCHOPER
- Reported engine: LYC T53L11D
- People aboard: 1
- Fatal injuries: 1
- Pilot flight hours: 10,000 total, 2,500 in this make and model, 200 in the last 90 days
- NTSB investigation: [NTSB LAX91LA377](https://openairdocs.org/ntsb/LAX91LA377) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19910831037579A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

EXTERNAL LOAD PUT HELICOPTER 799LBS OVER GROSS. LOST CONTROL ON LIFTOFF. ROTORS HIT HILLSIDE. ALTITUDE A FACTOR.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX91LA377](https://openairdocs.org/ntsb/LAX91LA377), Aug 31, 1991: Kaman HH43 B/F (N53RH), Coleville, CA, destroyed, 1 fatal. Probable cause: THE FAILURE OF THE PILOT TO ADEQUATELY CALCULATE THE HELICOPTER PERFORMANCE. CONTRIBUTING TO THE ACCIDENT WAS A DELAY IN JETTISONING THE EXTERNAL LOAD; THE PILOT'S OVERCONFIDENCE IN HIS ABILITIES;…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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