# NTSB DEN77DQA15: Bell 47G3B1, N1383X, Angel Fire, NM, January 28, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 28, 1977
- Place: Angel Fire, NM · ANGEL FIRE, NM
- Location: 36.3781° N, 105.2590° W: Placed by OpenAirDocs: center of Angel Fire, NM, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.3781&lon=-105.2590&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 5, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 157607
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN77DQA15
- Page: https://openairdocs.org/ntsb/DEN77DQA15

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0566  77/1/28    ANGEL FIRE,NM       BELL 47G3B1         CR-  0  0  1  COMMERCIAL                ATP,FLIGHT INSTR., AGE
        TIME - 1510                    N1383X              PX-  0  0  1  MAPPING/PHOTO             40, 6042 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            4150 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ANGEL FIRE
        DEPARTURE POINT             INTENDED DESTINATION
          ANGEL FIRE,NM               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: TAIL ROTOR DRIVE SHAFT ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- T/R DRIVE SHORTSHAFT SEPARATED DISENGAGING T/R.
```

## Aircraft

- Registration: N1383X (not matched to a registry record)
- Reported make and model: BELL 47G3B1
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Angel Fire

## 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 19770128003719A](https://openairdocs.org/incident/19770128003719A), Jan 28, 1977: Bell 47G3B1, Angel Fire, NM, Substantial damage. T/r drive shortshaft separated disengaging t/r.

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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