# NTSB OAK72DVD03: Bell 47G3, N6787D, Tracy, CA, July 11, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 11, 1971
- Place: Tracy, CA · TRACY, CA
- Location: 37.7274° N, 121.4522° W: Placed by OpenAirDocs: center of Tracy, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.7274&lon=-121.4522&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 3, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 162370
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK72DVD03
- Page: https://openairdocs.org/ntsb/OAK72DVD03

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2709  71/7/11    TRACY,CALIF         BELL 47G3           CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0900                    N6787D              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   AGE 37, 12076 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 1535 IN TYPE,
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - TRACY
        DEPARTURE POINT             INTENDED DESTINATION
          PATTERSON,CALIF             TRACY,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: DIRT BANK                                 LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
        FACTOR(S)
           TERRAIN - OTHER
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PLT DIDNT HAVE ENOUGH FUEL FOR THE FLT.SKID HIT LEVY ON LDG.
```

## Aircraft

- Registration: [N6787D](https://openairdocs.org/deregistered/N6787D-1980-12-08), registration cancelled 1980-12-08, S/N 2594 (OpenAirDocs)
- Reported make and model: BELL 47G3
- Registry model: [Bell 47G-3](https://openairdocs.org/model/bell-47g-3) (registry code 1181024) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Tracy

## Other investigations on N6787D (2)

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 SEA70FDA06](https://openairdocs.org/ntsb/SEA70FDA06), May 1, 1970: Bell 47G3 (N6787D), Jordan, MT, substantial damage
- [NTSB SEA70D0079](https://openairdocs.org/ntsb/SEA70D0079), Sep 12, 1969: Bell 47G-3 (N6787D), Circle, MT, 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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