# NTSB MIA70DKJ37: Bensen B-8M, N8183, Enterprise, AL, May 20, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 20, 1970
- Place: Enterprise, AL · ENTERPRISE, AL
- Location: 31.3152° N, 85.8552° W: Placed by OpenAirDocs: center of Enterprise, AL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=31.3152&lon=-85.8552&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 11, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 125749
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA70DKJ37
- Page: https://openairdocs.org/ntsb/MIA70DKJ37

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0683  70/5/20    ENTERPRISE,ALA      BENSEN B-8M         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1800                    N8183               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  AGE 39, 4500 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            18 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - ENTERPRISE
        DEPARTURE POINT             INTENDED DESTINATION
          ENTERPRISE,ALA              ENTERPRISE,ALA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: FINAL APPROACH
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - MISJUDGED SPEED AND ALTITUDE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- POSSIBLE INSUFFICIENT LUBRICATION DUE TO IMPROPER GAS/OIL RATIO.
```

## Aircraft

- Registration: [N8183](https://openairdocs.org/deregistered/N8183-1974-10-08), registration cancelled 1974-10-08, S/N GM-003 (OpenAirDocs)
- Reported make and model: BENSEN B-8M
- Registry model: [Benson Gyroplane B8M](https://openairdocs.org/model/benson-gyroplane-b8m) (registry code 05636B7) (OpenAirDocs)
- Category: Gyroplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Enterprise

## Other investigations on N8183 (1)

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.

- [NTSB OAK75FX022](https://openairdocs.org/ntsb/OAK75FX022), Sep 7, 1974: Bensen B-8M (N8183), Reno, NV, destroyed, 1 fatal

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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