# NTSB LAX84LA139: Great Lakes 2T-1A-2, N35131, Montague, CA, January 11, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: January 11, 1984, 14:00 local (22:00 UTC)
- Place: Montague, CA
- Coordinates: 41.759723, -122.390403 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=41.7597&lon=-122.3904&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24141
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX84LA139
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24141/pdf
- Page: https://openairdocs.org/ntsb/LAX84LA139

## Sequence of events

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

- Loss of control - on ground/water, landing - flare/touchdown
  - flight controls - improper use of, pilot in command (cause)
- Nose over, landing - roll

## Analysis

THE ACFT VEERED OFF THE RWY AND NOSED OVER DURING LANDING. THE PLT ACKNOWLEDGED THAT THERE WAS NO WIND AND THE ACFT WAS 'FLYING OK.' HE SAID HE JUST LOST CONTROL AND GROUND LOOPED.

## Aircraft

- Registration: N35131 (not matched to a registry record)
- Reported make and model: GREAT LAKES 2T-1A-2
- Category: Airplane
- Airframe hours: 333
- Engines: LYCOMING IO-360 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Merle R. Duden
- Airworthiness certificate: Standard, Aerobatic
- Last inspection: Annual, August 3, 1983, 10 hours before
- Departed: SLY, MONTAGUE, CA
- Destination: 105, MONTAGUE, CA
- Airport: Montague, runway 32, 3,360 × 50 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 62; commercial; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: rear; flight hours: 500 total, 66 in this make and model, 275 as pilot in command, 2 in the last 90 days, 1 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 10 statute miles
- Temperature: 50 °F
- Altimeter: 30.00 inHg

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.