# Accident 20001210022909A: Kaman K1200, Prineville, OR, December 10, 2000

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: December 10, 2000, 14:00 local time
- Place: Prineville, OR
- Airport: Prineville Airport
- Damage: No damage
- Operating rules: Rotorcraft external load (Part 133)
- Operator: GZ9L
- Location: 44.1006° N, 120.6600° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=44.1006&lon=-120.6600&mi=10
- Aircraft: N317KA (not matched to a registry record)
- Reported make and model: KAMAN K1200
- NTSB investigation: [NTSB SEA01LA029](https://openairdocs.org/ntsb/SEA01LA029) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20001210022909A

## Narrative

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

(-23) ON 12/10/00 AT 1400 HOURS, WHILE LIFTING THE HELICOPTER OFF GROUND, WITH A LITTLE LEFT CYCLIC TO MOVE AWAY FROM BUILDING, A GUST OF WIND TURNED THE TAIL TO THE LEFT AND PUSHING DOWN MORE ON THE LEFT GEAR. PILOT COULD NOT GET THE A/C UP IN TIME TO KEEP IT FROM ROLLING OVER. (.19) ON DECEMBER 10, 2000, ABOUT 1400 PACIFIC STANDARD TIME, A KAMAN K-1200, N317KA, SUSTAINED SUBSTANTIAL DAMAGE SUBSEQUENT OT A DYNAMIC ROLLOVER WHILE MANEUVERING AT THE PRINEVILLE AIRPORT (S39), PRINEVILLE, OREGON. THE HELICOPTER IS REGISTERED TO AIRCRAFT INTERESTS, INC, AND OPERATED BY GRIZZLY MOUNTAIN AVIATION OF PRINEVILLE, OREGON. THE HELICOPTER WAS BEING OPERATED AS A VISUAL FLIGHT RULES (VFR) POSITIONING FLIGHT UNDER TITLE 14 CFR PART 91, WHEN THE ACCIDENT OCCURRED. THE COMMERCIAL PILOT, THE SOLE OCCUPANT OF THE HELICOPTER, WAS NOT INJURED. VISUAL METEOROLOGICAL CONDITIONS PREVAILED AND NO FLIGHT PLAN WAS FILED. THERE WAS NO FIRE AND NO REPORT OF EST ACTIVATION. THE PILOT REPORTED THAT WHILE MANEUVERING FOR DEPARTURE, THE HELICOPTER BEGAN TO DRIFT TO THE LEFT. WHILE ATTEMPTING TO CORRECT THE SITUATION, THE HELICOPTER'S LEFT MAIN LANDING GEAR STRUT COLLAPSED AND THE HELICOPTER S                    UBSEQUENTLY ROLLED OVER. THE HELICOPTER SUSTAINED SUBSTANTIAL DAMAAGE TO THE FUSELAGE, TAIL BOOM AND ROTOR BLADES. THE 1356 METAR OBSERVATION AT REDMOND, OREGON (11 MILES SOUTHWEST OF THE ACCIDENT LOCATION) REPORTED WINDS FROM 310 DEGREES AT 17 KNOSTS GUSTING TO 21 KNOTS. THE PILOT REPORTED THAT THERE WERE NO PREACCIDENT MECHANICAL FAILURES THAT CONTRIBUTED TO THE ACCIDENT.

## 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 SEA01LA029](https://openairdocs.org/ntsb/SEA01LA029), Dec 10, 2000: Kaman K-1200 (N317KA), Prineville, OR, substantial damage. Probable cause: The pilot's failure to adequately compensate for wind conditions.

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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