# NTSB SEA68A0012: Bell 47G-3B, N1357X, Augusta, MT, August 7, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 7, 1967
- Place: Augusta, MT · AUGUSTA, MT
- Location: 47.4893° N, 112.3922° W: Placed by OpenAirDocs: center of Augusta, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.4893&lon=-112.3922&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report October 6, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 118566
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA68A0012
- Page: https://openairdocs.org/ntsb/SEA68A0012

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0506   67/8/7  NR.AUGUSTA,MONT       BELL 47G-3B         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 28, 1615
        TIME - 1115                    N1357X              PX-  0  0  1  CONSTRUCTION              TOTAL HOURS, 415 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: BUILDING(S)                               LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      3500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      50
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          215                                                       30
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- US FOREST SERVICE CONTRACT CARRIER.
```

## Aircraft

- Registration: [N1357X](https://openairdocs.org/deregistered/N1357X-2009-06-30), registration cancelled 2009-06-30, S/N 6568, built 1966 (OpenAirDocs)
- Reported make and model: BELL 47G-3B
- Registry model: [Bell 47G-3B-1](https://openairdocs.org/model/bell-47g-3b-1) (registry code 1181028) (OpenAirDocs)
- Registry engine: [Lycoming TVO-435-GIA](https://openairdocs.org/engine/lycoming-tvo-435-gia) (registry code 41526, turbo-prop) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Big Prairie Usfs

## Other investigations on N1357X (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 DEN73FTE92](https://openairdocs.org/ntsb/DEN73FTE92), Jun 9, 1973: Bell 47G3B1 (N1357X), Carbondale, CO, substantial damage
- [NTSB DEN69D0043](https://openairdocs.org/ntsb/DEN69D0043), Jun 22, 1968: Bell 47G3B1 (N1357X), Loa, UT, 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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