# NTSB ANC85FA107: Piper PA-18, N74963, Lake Beverley, AK, June 23, 1985

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: June 23, 1985, 10:15 local (18:15 UTC)
- Place: Lake Beverley, AK
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 1 serious
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4415
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC85FA107
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4415/pdf
- Page: https://openairdocs.org/ntsb/ANC85FA107

## Sequence of events

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

- In flight collision with object, maneuvering
  - judgment - poor, pilot in command (cause)
  - improper use of procedure, pilot in command (cause)
  - proper altitude - inadequate, pilot in command (cause)
  - overconfidence in personal ability, pilot in command (cause)
  - low pass - attempted, pilot in command (cause)
  - pressure, pilot in command (cause)
  - pressure induced by others, pilot in command (cause)

## Analysis

THE PLT STATED THAT HE & HIS STUDENT PLT WAS FLYING AROUND THE LAKE WELL BELOW THE TREE LINE, & AFTER A STEEP RIGHT BANK THE ACFT STRUCK THE TREES & CRASHED IN THE LAKE, THE ACFT SANK INTO 10 TO 12 FT OF WATER.

## Aircraft

- Registration: [N74963](https://openairdocs.org/deregistered/N74963-2013-05-08), registration cancelled 2013-05-08, S/N 18-7709043, built 1976 (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: 187709043
- Airframe hours: 1800
- Engines: LYCOMING O-320-A2B 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: All Alaske Seafoods, Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, May 9, 1985, 10 hours before
- Departed: SHANNON LAKE, AK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 25; commercial, flight instructor; airplane ratings: single-engine land, single-engine sea; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: rear; flight hours: 579 total, 23 in this make and model, 484 as pilot in command, 15 in the last 90 days, 7 in the last 30 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 160° at 5 knots
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 48 °F, dew point 30 °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 19850623026949A](https://openairdocs.org/incident/19850623026949A), Jun 23, 1985: Piper PA18150, Lake Beverley, AK, Substantial damage. Struck trees while approaching lake landing site. Impacted water and aircraft sank inverted.

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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