# NTSB DEN76AD068: Bell 47G3B1, N1338X, Alma, CO, August 23, 1976

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: August 23, 1976
- Place: Alma, CO · ALMA, CO
- Location: 39.2861° N, 106.0690° W: Placed by OpenAirDocs: center of Alma, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.2861&lon=-106.0690&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 1 serious
- Status: Completed, report October 27, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 155757
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN76AD068
- Page: https://openairdocs.org/ntsb/DEN76AD068

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2968  76/8/23    ALMA,CO             BELL 47G3B1         CR-  0  1  0  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1915                    N1338X              PX-  1  0  0  CTR PASSG-D               37, 3698 TOTAL HOURS, 265
                                       DAMAGE-DESTROYED    OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          CLIMAX MINE CO.             LOCAL AREA                   ALMA,CO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
           TERRAIN - HIGH OBSTRUCTIONS
         FIRE AFTER IMPACT
        REMARKS- COLLIDED WITH UNMARKED TRAMWAY CABLES NOT SHOWN ON AERONAUTICAL CHART.
```

## Aircraft

- Registration: [N1338X](https://openairdocs.org/deregistered/N1338X-1976-12-28), registration cancelled 1976-12-28, S/N 6560 (OpenAirDocs)
- Reported make and model: BELL 47G3B1
- Registry model: [Bell 47G-3B-1](https://openairdocs.org/model/bell-47g-3b-1) (registry code 1181028) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

## 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 19760823034929A](https://openairdocs.org/incident/19760823034929A), Aug 23, 1976: Bell 47G3B1, Alma, CO, Destroyed, 1 fatal. Collided with unmarked tramway cables not shown on aeronautical chart.

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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