# NTSB ANC83LA160: Cessna 180, N4773B, Nr Anchorage, AK, September 3, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 3, 1983, 15:20 local (23:20 UTC)
- Place: Nr Anchorage, AK
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4163
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC83LA160
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4163/pdf
- Page: https://openairdocs.org/ntsb/ANC83LA160

## Sequence of events

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

- Overrun, landing - roll
  - distance - misjudged, pilot in command (cause)
  - airspeed - misjudged, pilot in command (cause)
- Nose over, landing - roll
  - terrain condition - soft (contributing factor)
  - terrain condition - wet (contributing factor)

## Analysis

THE PLT REPORTED THAT THE ACCIDENT OCCURRED WHEN HE WAS LANDING ON A SANDBAR THAT HE HAD PREVIOUSLY USED 3 TIMES, EARLIER THE SAME DAY. REPORTEDLY, HE OVERRAN THE LANDING AREA BY ABOUT 50 FT & ENCOUNTERED AN AREA OF SOFT CLAY & MUD. THE RIGHT WHEEL SANK INTO THE MUD & THE ACFT WENT OVER ON ITS TOP. THE PLT REPORTED THAT THE WIND WAS LIGHT & VARIABLE.

## Aircraft

- Registration: [N4773B](https://openairdocs.org/aircraft/N4773B), registered now, S/N 31671, built 1955 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180](https://openairdocs.org/model/cessna-180) (registry code 2072602) (OpenAirDocs)
- Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 31671
- Airframe hours: 3625
- Engines: CONTINENTAL O-470-J 230 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Tom Mcguire
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, August 10, 1983, 20 hours before
- Departed: ANC, ANCHORAGE, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 35; commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 1,885 total, 204 in this make and model, 1,800 as pilot in command, 175 in the last 90 days, 100 in the last 30 days, 5 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 25 statute miles
- Lowest ceiling: none
- Temperature: 64 °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 19830903046459A](https://openairdocs.org/incident/19830903046459A), Sep 3, 1983: Cessna 180, Anchorage, AK, Substantial damage. Overshot sandbar landing area. Ran into soft sand and flipped over.

## Other investigations on N4773B (2)

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 ANC80DAG52](https://openairdocs.org/ntsb/ANC80DAG52), May 9, 1980: Cessna 180 (N4773B), Kenai, AK, substantial damage
- [NTSB DEN71DXA07](https://openairdocs.org/ntsb/DEN71DXA07), Aug 24, 1970: Cessna 180 (N4773B), Cody, WY, 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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