# NTSB FTW80FPM03: Benson B8M, N6933, Sand Springs, OK, November 19, 1979

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: November 19, 1979
- Place: Sand Springs, OK · SAND SPRINGS, OK
- Location: 36.1397° N, 96.1246° W: Placed by OpenAirDocs: center of Sand Springs, OK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.1397&lon=-96.1246&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report January 16, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 134946
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW80FPM03
- Page: https://openairdocs.org/ntsb/FTW80FPM03

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2949  79/11/19   SAND SPRINGS,OK     BENSON B8M          CR-  1  0  0  NONCOMMERCIAL             NO CERTIFICATE, AGE 30, 2
        TIME - 1645                    N6933               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - EAGLES NEST
        DEPARTURE POINT             INTENDED DESTINATION
          SAND SPRINGS,OK             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           MISCELLANEOUS - UNDETERMINED
```

## Aircraft

- Registration: [N6933](https://openairdocs.org/deregistered/N6933-2012-10-15), registration cancelled 2012-10-15, S/N JM-1, built 1975 (OpenAirDocs)
- Reported make and model: BENSON B8M
- Registry model: [Bensen B-8M](https://openairdocs.org/model/bensen-b-8m) (registry code 1300516) (OpenAirDocs)
- Registry engine: [Mcculloch 4318A&E/0-100](https://openairdocs.org/engine/mcculloch-4318a-e-0-100) (registry code 43101, reciprocating) (OpenAirDocs)
- Category: Gyroplane, amateur-built
- Engines: reciprocating
- Damage: Destroyed
- Airport: Eagles Nest

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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