# NTSB ANC92LA074: Cessna 170B, N1805C, Old Minto, AK, May 14, 1992

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: May 14, 1992, 15:00 local (23:00 UTC)
- Place: Old Minto, AK
- Coordinates: 64.809463, -147.719024 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=64.8095&lon=-147.7190&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 26, 1993
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 5725
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC92LA074
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/5725/pdf
- Page: https://openairdocs.org/ntsb/ANC92LA074

## Probable cause

THE PILOT'S SELECTION OF UNSUITABLE TERRAIN. A FACTOR RELATING TO THE ACCIDENT WAS THE DITCH IN THE LANDING AREA.

## Sequence of events

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

- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - ditch (contributing factor)
  - unsuitable terrain or takeoff/landing/taxi area - selected, pilot in command (cause)
- Nose over, landing - roll

## Analysis

THE PILOT'S SELECTION OF UNSUITABLE TERRAIN. A FACTOR RELATING TO THE ACCIDENT WAS THE DITCH IN THE LANDING AREA.

## Aircraft

- Registration: [N1805C](https://openairdocs.org/aircraft/N1805C), registered now, S/N 25949, built 1953 (OpenAirDocs)
- Reported make and model: CESSNA 170B
- Registry model: [Cessna 170B](https://openairdocs.org/model/cessna-170b) (registry code 2072306) (OpenAirDocs)
- Registry engine: [Continental C145 series](https://openairdocs.org/engine/continental-c145-series) (registry code 17012, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17025949
- Airframe hours: 2600
- Engines: CONTINENTAL O-300 145 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Walker, Nelson Jr.
- Registered owner: Walker, Nelson Jr.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, September 9, 1991, 35 hours before
- Departed: ENN, NENANA, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 28; commercial; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 304 total, 32 in this make and model, 185 as pilot in command, 20 in the last 90 days, 8 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 60 statute miles
- Lowest ceiling: none
- Temperature: 30 °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 19920514015169A](https://openairdocs.org/incident/19920514015169A), May 14, 1992: Cessna 170B, Old Minto, AK, Substantial damage. Struck a ditch and nosed over landing on a sand bar.

## Other investigations on N1805C (3)

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 ANC79DAA25](https://openairdocs.org/ntsb/ANC79DAA25), Jul 13, 1979: Cessna 170B (N1805C), Kobuk, AK, substantial damage
- [NTSB OAK78DVD11](https://openairdocs.org/ntsb/OAK78DVD11), Nov 23, 1977: Cessna 170B (N1805C), Willits, CA, substantial damage
- [NTSB OAK67D0028](https://openairdocs.org/ntsb/OAK67D0028), Jul 12, 1966: Cessna 170B (N1805C), Stockton, 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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