# NTSB ANC85LA152: Piper PA-12, N3365M, Anchorage, AK, August 17, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: August 17, 1985, 08:50 local (16:50 UTC)
- Place: Anchorage, AK
- Coordinates: 61.159259, -149.989196 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=61.1593&lon=-149.9892&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4544
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC85LA152
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4544/pdf
- Page: https://openairdocs.org/ntsb/ANC85LA152

## 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
  - aircraft weight and balance - exceeded, pilot in command
  - airspeed - inadequate, pilot in command (cause)
  - aircraft performance,climb capability - exceeded (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

THE PLT REPORTED SUFFICIENT ALT COULD NOT BE OBTAINED TO CLEAR TREES DURING TAKEOFF. THE ACFT STALLED AND THE RIGHT WING CONTACTED THE WATER RESULTING IN THE ACFT CARTWHEELING.INVESTIGATION REVEALED THE ACFT WAS OVER GROSS WEIGHT AND CG WAS BEYOND THE AFT LIMIT.

## Aircraft

- Registration: [N3365M](https://openairdocs.org/deregistered/N3365M-2012-10-04), registration cancelled 2012-10-04, S/N 12-2220, built 1947 (OpenAirDocs)
- Reported make and model: PIPER PA-12
- Registry model: [Piper PA-12](https://openairdocs.org/model/piper-pa-12) (registry code 7101202) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 12-2220
- Airframe hours: 2291
- Engines: LYCOMING O-360 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: James M. Hackett
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, April 1, 1985
- Destination: HOM, HOMER, AK
- Airport: Sand Lake

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 39; private; airplane ratings: single-engine sea, single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: front; flight hours: 132 total, 45 in this make and model, 68 as pilot in command, 58 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 60 statute miles
- Lowest ceiling: none
- Temperature: 46 °F, dew point 43 °F
- Altimeter: 30.00 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 19850817039219A](https://openairdocs.org/incident/19850817039219A), Aug 17, 1985: Piper STCPA12, Anchorage, AK, Substantial damage. Attempted over gross weight takeoff on water with aft CG. Nose pitched up, aircraft stalled, cartwheeled in water.

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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