# NTSB ANC86LA124: Piper PA-32-300, N1491X, Tyonek, AK, August 9, 1986

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: August 8, 1986, 21:30 local (Aug 9, 1986, 05:30 UTC)
- Place: Tyonek, AK
- Coordinates: 61.079475, -151.159454 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=61.0795&lon=-151.1595&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4713
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC86LA124
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4713/pdf
- Page: https://openairdocs.org/ntsb/ANC86LA124

## 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
  - performance data - not understood, pilot in command (cause)
  - improper use of procedure, pilot in command (contributing factor)
  - all available runway - not used, pilot in command (cause)
  - aircraft handling - not maintained, pilot in command (cause)
  - stall/mush - inadvertent, pilot in command (cause)
- In flight collision with object, takeoff - initial climb

## Analysis

THE PILOT STATED THAT DURING THE INITIAL CLIMB, THE AIRCRAFT STARTED TO SETTLE. THE PILOT STALLED AND CRASHED INTO A WOODED AREA AT THE DEPARTURE END OF THE RUNWAY.

## Aircraft

- Registration: [N1491X](https://openairdocs.org/deregistered/N1491X-2013-07-30), registration cancelled 2013-07-30, S/N 32-7540167, built 1975 (OpenAirDocs)
- Reported make and model: PIPER PA-32-300
- Registry model: [Piper PA-32-300](https://openairdocs.org/model/piper-pa-32-300) (registry code 7103212) (OpenAirDocs)
- Registry engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533, turbo-prop) (OpenAirDocs)
- Category: Airplane
- Serial number: 327540167
- Airframe hours: 1904
- Engines: LYCOMING IO-540KIAS 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Part 135
- Registered owner: Ken D. Triplett
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, July 27, 1986, 55 hours before
- Destination: MRI, ANCHORAGE, AK
- Flight plan: VFR
- Airport: runway 33, 4,600 × 80 ft, gravel

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; commercial, flight instructor; airplane ratings: single-engine land, multi-engine land, single-engine sea; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: left; flight hours: 2,590 total, 166 in this make and model, 2,369 as pilot in command, 395 in the last 90 days, 6 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Night/dark
- Wind: 290° at 10 knots, gusting 15
- Visibility: 15 statute miles
- Lowest ceiling: 1,500 ft broken
- Temperature: 61 °F, dew point 45 °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 19860808038429A](https://openairdocs.org/incident/19860808038429A), Aug 8, 1986: Piper PA32300, Tyonek, AK, Substantial damage. Stalled and crashed into trees off end of the unlit runway. Pilot put it in the trees to avoid pond at end of runway

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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