# NTSB ANC86FA020: Cessna 182, N5009D, Lake Clark Pass, AK, December 23, 1985

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: December 23, 1985, 10:00 local (14:00 UTC)
- Place: Lake Clark Pass, AK
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4586
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC86FA020
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4586/pdf
- Page: https://openairdocs.org/ntsb/ANC86FA020

## Sequence of events

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

- In flight collision with terrain/water, maneuvering
  - terrain condition - high terrain (contributing factor)
  - in-flight planning/decision - improper, pilot in command (cause)
  - weather condition - fog (contributing factor)
  - flight into known adverse weather - intentional, pilot in command (cause)
  - weather condition - high wind (contributing factor)
  - hazardous weather advisory - not understood, pilot in command (cause)
  - weather condition - low ceiling (contributing factor)
  - proper altitude - not maintained, pilot in command (cause)
  - weather condition - rain (contributing factor)

## Analysis

THE ACFT COLLIDED WITH RISING TERRAIN WHILE MANEUVERING IN A MOUNTAIN PASS. LOW CEILINGS, 40 TO 50 KT WINDS AND RAIN SHOWERS WERE REPORTED IN THE AREA AT THE TIME OF THE ACCIDENT.

## Aircraft

- Registration: [N5009D](https://openairdocs.org/deregistered/N5009D-2013-03-19), registration cancelled 2013-03-19, S/N 51109, built 1958 (OpenAirDocs)
- Reported make and model: CESSNA 182
- Registry model: [Cessna 182A](https://openairdocs.org/model/cessna-182a) (registry code 2072704) (OpenAirDocs)
- Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 51109
- Airframe hours: 2445
- Engines: CONTINENTAL O-470-L 230 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Registered owner: Wilbur S. Crumpacker
- Airworthiness certificate: Standard, Normal
- Last inspection: Unknown, October 18, 1985, 20 hours before
- Departed: AKN, KING SALMON, AK
- Destination: SXE, SOLDOTNA, AK
- Flight plan: VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 53; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; toxicology performed

## Weather

- Conditions: Instrument (IMC), Day
- Wind: 90° at 21 knots, gusting 35
- Visibility: 15 statute miles
- Lowest ceiling: 2,500 ft overcast
- Temperature: 39 °F, dew point 34 °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 19851223063539A](https://openairdocs.org/incident/19851223063539A), Dec 23, 1985: Cessna 182A, Lake Clark Pass, AK, Destroyed, 1 fatal. Collided with the side of a mountain at the 750 foot level after spending the night on a gravel bar due to weather.

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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