# NTSB FTW83LA209: Aero Commander S-2R, N3644X, Cheneyville, LA, April 19, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 19, 1983, 14:40 local (20:40 UTC)
- Place: Cheneyville, LA
- Coordinates: 31.009187, -92.280929 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=31.0092&lon=-92.2809&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): 20881
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW83LA209
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/20881/pdf
- Page: https://openairdocs.org/ntsb/FTW83LA209

## Sequence of events

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

- Loss of control - on ground/water, landing - roll
  - landing gear,normal brake system - failure,partial (cause)
  - directional control - not maintained, pilot in command (cause)
  - landing gear,normal brake system - undetermined (cause)
  - ground loop/swerve - inadvertent, pilot in command (contributing factor)
- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - ground

## Analysis

ACCORDING TO THE OPERATOR, THE BRAKES FAILED DURING LANDING CAUSING THE ACFT TO GROUND LOOP OFF OF THE RWY. HE ALSO STATED THAT POSTCRASH INVESTIGATION REVEALED A BROKEN BRAKE LINE ON THE RIGHT BRAKE WHICH HE SUSPECTS WAS AN ACT OF SABOTAGE BY AN UNKNOWN PARTY.

## Aircraft

- Registration: [N3644X](https://openairdocs.org/deregistered/N3644X-2012-05-18), registration cancelled 2012-05-18, S/N 1881R, built 1974 (OpenAirDocs)
- Reported make and model: AERO COMMANDER S-2R
- Registry model: [Aero Commander S2R](https://openairdocs.org/model/aero-commander-s2r) (registry code 0143022) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 1881R
- Airframe hours: 4707
- Engines: P&W R1340-AN-1 600 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Farmers Dusing Company Inc.
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Unknown, February 8, 1983
- Airport: LA81, Cheyneyville, runway 18, 3,500 × 65 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 46; commercial; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: front; flight hours: 7,500 total, 3,500 in this make and model, 35 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 225° at 10 knots, gusting 15
- Visibility: 7 statute miles
- Lowest ceiling: 4,000 ft overcast
- 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 19830419016299A](https://openairdocs.org/incident/19830419016299A), Apr 19, 1983: Ayres S2RRESTD, Cheneyville, LA, Substantial damage. When brakes were applied during landing roll, aircraft departed runway causing damage on rough terrain.

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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