# NTSB CHI70D0122: Bensen B-8M, N1057, Ionia, MI, July 20, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 20, 1969
- Place: Ionia, MI · IONIA, MI
- Location: 42.9768° N, 85.0746° W: Placed by OpenAirDocs: center of Ionia, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.9768&lon=-85.0746&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 10, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 169085
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI70D0122
- Page: https://openairdocs.org/ntsb/CHI70D0122

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2232  69/7/20    IONIA,MICH          BENSEN B-8M         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 45, 120
        TIME - 1445                    N1057               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 20 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           NOSE OVER/DOWN                                           TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
           PILOT IN COMMAND - FAILED TO ABORT TAKEOFF
           TERRAIN - ROUGH/UNEVEN
           TERRAIN - WET,SOFT GROUND
        REMARKS- ATTEMPTED T/O FROM FAIRGROUND.NOSED OVER AT END OF T/O RUN AREA.
```

## Aircraft

- Registration: [N1057](https://openairdocs.org/deregistered/N1057-2013-05-16), registration cancelled 2013-05-16, S/N F-003, built 1967 (OpenAirDocs)
- Reported make and model: BENSEN B-8M
- Registry model: [Bensen BVW-3](https://openairdocs.org/model/bensen-bvw-3) (registry code 13007BK) (OpenAirDocs)
- Registry engine: [Volkswagen CONVERSION](https://openairdocs.org/engine/volkswagen-conversion) (registry code 63501, reciprocating) (OpenAirDocs)
- Category: Gyroplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage

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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