# NTSB ANC83LA025: Piper PA-18-150, N742GF, Alexander Creek, AK, December 21, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: December 21, 1982, 16:00 local (20:00 UTC)
- Place: Alexander Creek, AK
- Coordinates: 55.919372, -159.490615 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=55.9194&lon=-159.4906&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report December 21, 1983
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 69733
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC83LA025
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/69733/pdf
- Page: https://openairdocs.org/ntsb/ANC83LA025

## Sequence of events

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

- Main gear collapsed, landing - flare/touchdown
  - unsuitable terrain or takeoff/landing/taxi area - selected, pilot in command (cause)
  - terrain condition - rough/uneven (contributing factor)
  - terrain condition - snow covered (contributing factor)
  - landing gear,main gear - overload

## Analysis

THE PILOT LANDED ON ROUGH, SNOW COVERED TERRAIN AND THE LANDING GEAR COLLAPSED. THIS AIRCRAFT HAD AN OUT OF DATE ANNUAL INSPECTION.

## Aircraft

- Registration: N742GF (not matched to a registry record)
- Reported make and model: PIPER PA-18-150
- Category: Airplane
- Serial number: 18-8608
- Airframe hours: 1399
- Engines: LYCOMING O-320-A2A 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Vince Morrison
- Registered owner: Vincent Kirol
- Departed: PETERS CREEK, AK
- Destination: FIELD SITE ON R, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 25; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; flight hours: 267 total, 224 as pilot in command

## Weather

- Conditions: Visual (VMC), Day
- Wind: 270° at 5 knots
- Visibility: 90 statute miles
- Temperature: 68 °F

## 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 19821221069999A](https://openairdocs.org/incident/19821221069999A), Dec 21, 1982: Piper PA18, Alexander Creek, AK, Substantial damage. Landed on a bumpy snow-covered strip. Bump impacts collapsed the ski-equipped landing gear.

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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