# NTSB SEA84LA024: Cessna A150K Aerobat, N8403M, Nr. Wrangell, AK, November 25, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: November 25, 1983, 14:00 local (22:00 UTC)
- Place: Nr. Wrangell, AK
- Coordinates: 56.409587, -131.609024 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=56.4096&lon=-131.6090&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 39853
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA84LA024
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/39853/pdf
- Page: https://openairdocs.org/ntsb/SEA84LA024

## Analysis

THE ACFT NOSED OVER DURING LANDING ON A SNOW COVERED SAND BAR. THE WEATHER WAS VMC. THE PLT SAID HE UNDERESTIMATED THE DEPTH OF THE SNOW AND UPON LANDING THE NOSE GEAR COLLAPSED AND THE ACFT NOSED OVER.

## Sequence of events

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

- Nose gear collapsed, landing - flare/touchdown
  - landing gear,nose gear - overload (contributing factor)
  - unsuitable terrain or takeoff/landing/taxi area - selected, pilot in command (cause)
  - terrain condition - snow covered (contributing factor)
  - terrain condition - sand bar (contributing factor)
- Nose over, landing - roll

## Aircraft

- Registration: [N8403M](https://openairdocs.org/deregistered/N8403M-2013-05-14), registration cancelled 2013-05-14, S/N A15000103, built 1969 (OpenAirDocs)
- Reported make and model: CESSNA A150K AEROBAT (A150K AERO)
- Registry model: [Cessna A150K](https://openairdocs.org/model/cessna-a150k) (registry code 2071824) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: A15000103
- Airframe hours: 4400
- Engines: LYCOMING O-320 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Laurence F. Beck
- Airworthiness certificate: Standard, Aerobatic
- Departed: PSG, PETERSBURG, AK
- Airport: None

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 36; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 576 total, 225 in this make and model, 541 as pilot in command, 12 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 200° at 3 knots
- Visibility: 10 statute miles
- Lowest ceiling: 10,000 ft broken
- Temperature: 32 °F
- Altimeter: 29.00 inHg
- Observed at: PSG, 25 nm away

## 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 19831125058949A](https://openairdocs.org/incident/19831125058949A), Nov 25, 1983: Cessna A150K, Wrangell, AK, Substantial damage. Aircraft flipped over during landing on snow covered sand bar.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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