# NTSB FTW81DA125: Bell 206L1, N57441, Lake Charles, LA, July 22, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 22, 1981
- Place: Lake Charles, LA · LAKE CHARLES, LA
- Location: 30.2266° N, 93.2174° W: Placed by OpenAirDocs: center of Lake Charles, LA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=30.2266&lon=-93.2174&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 6 uninjured
- Status: Completed, report March 15, 1982
- Report: Brief approved by the director
- NTSB case key (mKey): 124190
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW81DA125
- Page: https://openairdocs.org/ntsb/FTW81DA125

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3413  81/7/22    LAKE CHARLES,LA     BELL 206L1          CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 33, 3790
        TIME - 1350                    N57441              PX-  0  0  5  DEMONSTRATION             TOTAL HOURS, 188 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          LAKE CHARLES,LA             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: INCORRECT FACTORY INSTALLATION
           SYSTEMS - ELECTRICAL SYSTEM: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
        REMARKS- WIRE WINDINGS IN COIL OF OVERSPEED SENSOR PICKUP PROBE SEPARATED.
```

## Aircraft

- Registration: [N57441](https://openairdocs.org/aircraft/N57441), registered now, S/N 45438, built 1980 (OpenAirDocs)
- Reported make and model: BELL 206L1
- Registry model: [Bell Helicopter Textron 206L-1](https://openairdocs.org/model/bell-helicopter-textron-206l-1) (registry code 1182107) (OpenAirDocs)
- Registry engine: [Rolls-Royce 250-C30P](https://openairdocs.org/engine/rolls-royce-250-c30p) (registry code 54013, turbo-shaft) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage

## 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 19810722043659A](https://openairdocs.org/incident/19810722043659A), Jul 22, 1981: Bell 206L1, Gillis, LA, Substantial damage. Engine malfunction caused autorotation in field. Main rotor blades chopped off tail boom.

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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