# NTSB ANC86LA070: Cessna 175, N7460M, Port Alsworth, AK, June 10, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 9, 1986, 18:30 local (Jun 10, 1986, 02:30 UTC)
- Place: Port Alsworth, AK
- Coordinates: 60.199054, -154.28012 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=60.1991&lon=-154.2801&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4672
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC86LA070
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4672/pdf
- Page: https://openairdocs.org/ntsb/ANC86LA070

## Sequence of events

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

- Loss of engine power, cruise - normal
  - engine assembly,other - failure,total (cause)
  - aircraft preflight - poor, pilot in command (contributing factor)
  - improper use of procedure, pilot in command (cause)
  - preflight planning/preparation - poor, pilot in command (contributing factor)
  - judgment - poor, pilot in command (contributing factor)
  - operation with known deficiencies in equipment - disregarded, pilot in command (contributing factor)
  - maintenance,service of aircraft/equipment - poor, other maintenance personnel (cause)
- Forced landing, descent - emergency
- In flight collision with terrain/water, landing - flare/touchdown
  - terrain condition - none suitable (contributing factor)

## Analysis

THE AIRPLANE EXPERIENCED AN ENGINE FAILURE WHILE IN CRUISE FLIGHT AND SUBSEQUENTLY OVERRAN THE FORCED LANDING AREA.

## Aircraft

- Registration: N7460M (not matched to a registry record)
- Reported make and model: CESSNA 175
- Category: Airplane
- Serial number: 55760
- Engines: CONTINENTAL GO-300A 175 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Larry L. Ruckel
- Airworthiness certificate: Standard, Normal
- Departed: ENA, KENAI, AK
- Destination: AKN, KING SALMON, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 41; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 123 total, 123 in this make and model, 86 as pilot in command, 19 in the last 90 days, 7 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 30 statute miles

## 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 19860609023219A](https://openairdocs.org/incident/19860609023219A), Jun 9, 1986: Cessna 175, Port Alsworth, AK, Substantial damage. Forced landing in small trees after engine seized en route. Rear cylinder separated from the engine case.

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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