# NTSB MIA74DKJ01: Bensen B8M, N3704, Montgomery, AL, July 1, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 1, 1973
- Place: Montgomery, AL · MONTGOMERY, AL
- Location: 32.3668° N, 86.3000° W: Placed by OpenAirDocs: center of Montgomery, AL, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.3668&lon=-86.3000&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 18, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 201639
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA74DKJ01
- Page: https://openairdocs.org/ntsb/MIA74DKJ01-201639

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2137   73/7/1    MONTGOMERY,ALA      BENSEN B8M          CR-  0  0  1  NONCOMMERCIAL             NO CERTIFICATE, AGE 36,
        TIME - 1810                    N3704               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  45 TOTAL HOURS, ALL IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          SNOWDEN,ALA                 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)
           POWERPLANT - FUEL SYSTEM: PUMPS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           PILOT IN COMMAND - MISJUDGED SPEED AND ALTITUDE
        FACTOR(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION BEYOND EXPERIENCE/ABILITY LEVEL
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PLT STATED FUEL PUMP MALFUNCTIONED. PLT HAS NO OFFICIAL RECORD OF CERTIFICATION.
```

## Aircraft

- Registration: [N3704](https://openairdocs.org/deregistered/N3704-1977-07-06), registration cancelled 1977-07-06, S/N LE-B1, built 1971 (OpenAirDocs)
- Reported make and model: BENSEN B8M
- Registry model: [Cornell B-8M](https://openairdocs.org/model/cornell-b-8m) (registry code 13007CD) (OpenAirDocs)
- Category: Gyroplane, amateur-built
- Engines: reciprocating
- 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 19730701023689A](https://openairdocs.org/incident/19730701023689A), Jul 1, 1973: Amtr 1300761, Montgomery, AL, Substantial damage. Plt stated fuel pump malfunctioned. Plt has no official record of certification.

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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