# NTSB IAD70F0103: Bensen B-8M, N1707, Petersburg, VA, November 2, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 2, 1969
- Place: Petersburg, VA · PETERSBURG, VA
- Location: 37.2047° N, 77.3924° W: Placed by OpenAirDocs: center of Petersburg, VA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.2047&lon=-77.3924&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 21, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 153548
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD70F0103
- Page: https://openairdocs.org/ntsb/IAD70F0103

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4295   69/11/2   PETERSBURG,VA       BENSEN B-8M         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 49, 1023
        TIME - 1553                    N1707               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 23 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PETERSBURG,VA               PETERSBURG,VA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           ROLL OVER                                                LANDING: ROLL
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (OWNER PERSONNEL)
           POWERPLANT - FUEL SYSTEM: CARBURETOR
           MISCELLANEOUS ACTS,CONDITIONS - ENGINE LOADED UP
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
           MISCELLANEOUS ACTS,CONDITIONS - MISSING
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- SCREWS MISSING BETWEEN CHOKE VALVE,CHOKE SHAFT, SHAFT BROKE,ALLOWED VALVE TO RESTRICT AIR TO CARB.
```

## Aircraft

- Registration: [N1707](https://openairdocs.org/deregistered/N1707-1970-06-26), registration cancelled 1970-06-26, S/N 1 (OpenAirDocs)
- Reported make and model: BENSEN B-8M
- Registry model: [Roper B-8M](https://openairdocs.org/model/roper-b-8m) (registry code 130077F) (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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.