# NTSB ANC87LA001: Piper PA-22, N7427D, North Pole, AK, October 5, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: October 5, 1986, 12:30 local (20:30 UTC)
- Place: North Pole, AK
- Coordinates: 64.769493, -147.329254 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=64.7695&lon=-147.3293&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4798
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC87LA001
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4798/pdf
- Page: https://openairdocs.org/ntsb/ANC87LA001

## Sequence of events

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

- Loss of control - on ground/water, landing - roll
  - in-flight planning/decision - improper, pilot in command (cause)
  - unsuitable terrain or takeoff/landing/taxi area - selected, pilot in command (cause)
  - directional control - not maintained, pilot in command (cause)
- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - snowbank

## Analysis

AFTER TOUCHDOWN ON THE GRASS NEXT TO THE RUNWAY, THE PILOT LOST DIRECTIONAL CONTROL OF THE AIRCRAFT AND STRUCK A SNOWBANK.

## Aircraft

- Registration: [N7427D](https://openairdocs.org/deregistered/N7427D-1990-02-01), registration cancelled 1990-02-01, S/N 225188 (OpenAirDocs)
- Reported make and model: PIPER PA-22
- Registry model: [Piper PA-22-150](https://openairdocs.org/model/piper-pa-22-150) (registry code 7102210) (OpenAirDocs)
- Category: Airplane
- Serial number: 225188
- Airframe hours: 789
- Engines: LYCOMING O-320 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Dougles J. Dimbat
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, June 21, 1986, 7 hours before

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 40; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 285 total, 67 in this make and model, 244 as pilot in command, 7 in the last 90 days, 1 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 30° at 5 knots
- Visibility: 25 statute miles
- Lowest ceiling: none
- Temperature: 61 °F, dew point 39 °F
- Altimeter: 29.00 inHg

## 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 19861005047759A](https://openairdocs.org/incident/19861005047759A), Oct 5, 1986: Piper PA22150, North Pole, AK, Substantial damage. Aircraft landed between runway and taxiway. Pilot states that snow on the ground caused improper runway alignment.

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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