# NTSB SEA89LA018: Robinson R-22, N2460P, Port Gamble, WA, November 12, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: November 12, 1988, 08:45 local (16:45 UTC)
- Place: Port Gamble, WA
- Coordinates: 47.850208, -122.589401 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=47.8502&lon=-122.5894&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 11, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 40956
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA89LA018
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40956/pdf
- Page: https://openairdocs.org/ntsb/SEA89LA018

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of engine power(partial) - nonmechanical, approach - vfr pattern - final approach
  - emergency procedure - simulated, pilot in command (cause)
- Roll over, landing - flare/touchdown
  - terrain condition - rough/uneven (contributing factor)
  - unsuitable terrain or takeoff/landing/taxi area - selected, pilot in command (cause)

## Analysis

FOREIGN NATIONAL PILOT WAS OBTAINING HELICOPTER INSTRUCTION. ON SOLO FLT TO PRACTICE LNDGS IN UNIMPROVED TERRAIN, TOUCHED DOWN ON STUMP WITH ONE SKID AND ROLLED OVER. PLT CITED TEMPORARY PWR LOSS DURING APPROACH. INVESTIGATION FOUND NO ENGINE MALFUNCTION.

## Aircraft

- Registration: [N2460P](https://openairdocs.org/deregistered/N2460P-1991-10-01), registration cancelled 1991-10-01, S/N 0586 (OpenAirDocs)
- Reported make and model: ROBINSON R-22
- Registry model: [Robinson Helicopter R22 BETA](https://openairdocs.org/model/robinson-helicopter-r22-beta) (registry code 7640110) (OpenAirDocs)
- Category: Helicopter
- Serial number: 0586
- Airframe hours: 1024
- Engines: LYCOMING O-320-B2C 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Classic Helicopters, Inc.
- Registered owner: Classic Helicopter Corp.
- Last inspection: 100 hour, October 26, 1988, 23 hours before
- Departed: BFI, SEATTLE, WA
- Flight plan: Company VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 26; private; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: right; flight hours: 225 total, 70 in this make and model, 72 as pilot in command, 56 in the last 90 days, 56 in the last 30 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 120° at 7 knots
- Visibility: 25 statute miles
- Lowest ceiling: 2,700 ft broken
- Temperature: 45 °F, dew point 39 °F
- Altimeter: 29.00 inHg
- Observed at: PAE, 13 nm away

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19881112050289A](https://openairdocs.org/incident/19881112050289A), Nov 12, 1988: Robsin R22BETA, Port Gamble, WA, Substantial damage. Engine coughed made an autorotation into a cleared logging area. Skid hit stump. Helicopter rolled over.

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.

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