# NTSB SEA71FDG06: Beech J35, N3036C, Helena, MT, July 21, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 21, 1970
- Place: Helena, MT · HELENA, MT
- Location: 46.5955° N, 112.0187° W: Placed by OpenAirDocs: center of Helena, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.5955&lon=-112.0187&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 22, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 109377
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA71FDG06
- Page: https://openairdocs.org/ntsb/SEA71FDG06

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3077  70/7/21    HELENA,MONT         BEECH J35           CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 28, 313
        TIME - 0918                    N3036C              PX-  0  0  1  BUSINESS                  TOTAL HOURS, 2 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - HELENA
        DEPARTURE POINT             INTENDED DESTINATION
          BILLINGS,MONT               HELENA,MONT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: DESCENDING
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - CIRCUIT BREAKER POPPED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- ENG QUIT. COULDNT RESTART. GR PARTIALLY EXTENDED ON APCH. NO DUAL IN TYPE FOR ABOUT 18 MOS.
```

## Aircraft

- Registration: [N3036C](https://openairdocs.org/aircraft/N3036C), registered now, S/N D-5691, built 1958 (OpenAirDocs)
- Reported make and model: BEECH J35
- Registry model: [Beech J35](https://openairdocs.org/model/beech-j35) (registry code 1151522) (OpenAirDocs)
- Registry engine: [Continental I0-470 series](https://openairdocs.org/engine/continental-i0-470-series) (registry code 17027, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Helena

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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