# NTSB ANC85LA024: Cessna 170B, N2468D, King Salmon, AK, November 20, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: November 20, 1984, 14:00 local (18:00 UTC)
- Place: King Salmon, AK
- Coordinates: 58.749626, -156.54039 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=58.7496&lon=-156.5404&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (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): 4451
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC85LA024
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4451/pdf
- Page: https://openairdocs.org/ntsb/ANC85LA024

## Analysis

THE ACFT CRASHED DURING A TAKEOFF FROM A SANDBAR ON THE KING SALMON RIVER. THE PLT STATED THAT DURING HIS TAKE- OFF ROLL, THE WINDSHIELD FOGGED OVER & HE WAS UNABLE TO SEE, THE ACFT'S MAIN GEAR STRUCK A ROCK & THE ACFT NOSED OVER.

## Sequence of events

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

- Miscellaneous/other, takeoff - roll/run
  - window,flight compartment window/windshield - dirty(foggy) (contributing factor)
- On ground/water encounter with terrain/water, takeoff - roll/run
  - preflight planning/preparation - inadequate, pilot in command (cause)
- Nose over, takeoff - roll/run

## Aircraft

- Registration: [N2468D](https://openairdocs.org/deregistered/N2468D-1989-03-16), registration cancelled 1989-03-16, S/N 20620 (OpenAirDocs)
- Reported make and model: CESSNA 170B
- Registry model: [Cessna 170B](https://openairdocs.org/model/cessna-170b) (registry code 2072306) (OpenAirDocs)
- Category: Airplane
- Serial number: 20620
- Airframe hours: 2969
- Engines: LYCOMING O-360-A1A 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Wallace F. Jones
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, March 14, 1984, 25 hours before
- Departed: KING SALMON, AK
- Destination: AKN, KING SALMON, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; private; airplane ratings: single-engine land, single-engine sea; medical: unknown, valid medical--no waivers/lim.; seat: left; flight hours: 1,014 total, 1,014 in this make and model, 1,000 as pilot in command, 14 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 4 statute miles
- Lowest ceiling: 600 ft overcast
- Temperature: 30 °F, dew point -0 °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 19841120062679A](https://openairdocs.org/incident/19841120062679A), Nov 20, 1984: Cessna 170B, King Salmon, AK, Substantial damage. Ski equipped aircraft lifted off a gravel sandbar. Settled, caught a ski in the water and flipped over.

## Other investigations on N2468D (1)

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.

- [NTSB LAX70F0218](https://openairdocs.org/ntsb/LAX70F0218), Nov 30, 1969: Cessna 170B (N2468D), Santa Paula, CA, substantial damage

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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