# NTSB ANC87LA064: Cessna 206, N51205, Pt. Mackenzie, AK, April 30, 1987

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 30, 1987, 14:28 local (22:28 UTC)
- Place: Pt. Mackenzie, AK
- Location: 61.3597° N, 149.9783° W: Placed by OpenAirDocs: center of Point MacKenzie, AK, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=61.3597&lon=-149.9783&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 30, 1988
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4845
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC87LA064
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4845/pdf
- Page: https://openairdocs.org/ntsb/ANC87LA064

## Sequence of events

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

- Loss of control - on ground/water, takeoff - roll/run
  - terrain condition - sand bar (contributing factor)
  - aircraft handling - not maintained, pilot in command (cause)
  - overconfidence in personal ability, pilot in command (contributing factor)
- On ground/water encounter with terrain/water, takeoff - roll/run
- Nose over, takeoff - roll/run

## Analysis

THE PILOT STATED THAT DURING THE TAKEOFF ROLL ON THE BEACH THE AIRCRAFT STRUCK A SAND BAR CAUSING THE AIRCRAFT TO NOSE OVER ON THE BEACH.

## Aircraft

- Registration: [N51205](https://openairdocs.org/deregistered/N51205-2013-03-25), registration cancelled 2013-03-25, S/N U20601979, built 1973 (OpenAirDocs)
- Reported make and model: CESSNA 206
- Registry model: [Cessna U206F](https://openairdocs.org/model/cessna-u206f) (registry code 2073333) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: U20601979
- Airframe hours: 4242
- Engines: CONTINENTAL IO 520 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Michael J Yorke
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, February 25, 1987, 45 hours before
- Departed: MRI, ANCHORAGE, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 32; airline transport; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 4,950 total, 3,500 in this make and model, 4,950 as pilot in command, 145 in the last 90 days, 70 in the last 30 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 40 statute miles
- Lowest ceiling: none
- Temperature: 50 °F, dew point 39 °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 19870430020549A](https://openairdocs.org/incident/19870430020549A), Apr 30, 1987: Cessna U206F, Mackenzie Point, AK, Substantial damage. The aircraft struck a sandbar during takeoff from a beach. The aircraft flipped over.

## Other investigations on N51205 (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 ANC05LA085](https://openairdocs.org/ntsb/ANC05LA085), Jun 13, 2005: Cessna U206F (N51205), Skwentna, AK, substantial damage. Probable cause: The pilot's improper loading of externally carried lumber that caught fire due to exposure to hot exhaust gases during cruise flight, which resulted in an emergency descent/landing and subsequent…
- [NTSB ANC88LA048](https://openairdocs.org/ntsb/ANC88LA048), Apr 19, 1988: Cessna 206 (N51205), Cantwell, AK, 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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