# NTSB ANC86LA148: Piper PA-18, N5907Y, Farewell, AK, September 5, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 5, 1986, 14:30 local (22:30 UTC)
- Place: Farewell, AK
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (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): 4734
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC86LA148
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4734/pdf
- Page: https://openairdocs.org/ntsb/ANC86LA148

## Sequence of events

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

- Loss of control - in flight, takeoff - initial climb
  - terrain condition - rough/uneven (contributing factor)
  - compensation for wind conditions - inadequate, pilot in command (cause)
  - overconfidence in personal ability, pilot in command (contributing factor)
  - weather condition - gusts (cause)
  - judgment - poor, pilot in command (contributing factor)
  - weather condition - crosswind (cause)
  - proper alignment - not maintained, pilot in command (cause)
- On ground/water encounter with terrain/water, landing - roll

## Analysis

AIRCRAFT LOST CONTROL AND CRASHED WHILE ATTEMPTING TAKEOFF FROM GRAVEL BAR. PILOT ESTIMATED LEFT CROSSWIND TO BE 10 GUSTING TO 30 KNOTS.

## Aircraft

- Registration: [N5907Y](https://openairdocs.org/aircraft/N5907Y), registered now, S/N 18-8414, built 1966 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 18-8414
- Airframe hours: 2605
- Engines: LYCOMING O-320-A2BTC 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Robert N. Holt
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, July 17, 1986, 28 hours before
- Departed: GRAVEL BAR, AK
- Destination: GRAVEL BAR, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 28; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: front; flight hours: 800 total, 559 in this make and model, 44 in the last 90 days, 5 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 70° at 10 knots, gusting 30
- Visibility: 100 statute miles
- Lowest ceiling: none
- Temperature: 45 °F, dew point -0 °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 19860905045969A](https://openairdocs.org/incident/19860905045969A), Sep 5, 1986: Piper PA18150, Farewell, AK, Substantial damage. Pilot failed to maintain aircraft control in gusty wind conditions on takeoff. Struck a dirt bank, flipped over.

## Other investigations on N5907Y (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 ANC18LA080](https://openairdocs.org/ntsb/ANC18LA080), Sep 30, 2018: Piper PA18 (N5907Y), Delta Junction, AK, substantial damage. Probable cause: The total loss of engine power due to carburetor icing, which resulted from the pilot's failure to use carburetor heat while operating at low power settings in conditions conducive to the formation…
- [NTSB ANC82DA098](https://openairdocs.org/ntsb/ANC82DA098), Sep 23, 1982: Piper PA-18 (N5907Y), Near Port Alswo, 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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