# NTSB ANC77FA017: Bell 206L, N49723, Anchorage, AK, December 17, 1976

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: December 17, 1976
- Place: Anchorage, AK · ANCHORAGE, AK
- Location: 61.2181° N, 149.9003° W: Placed by OpenAirDocs: center of Anchorage, AK, within about 23 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=61.2181&lon=-149.9003&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 4 serious
- Status: Completed, report December 2, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 157083
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC77FA017
- Page: https://openairdocs.org/ntsb/ANC77FA017

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4160  76/12/17 NR.ANCHORAGE,AK       BELL 206L           CR-  0  1  0  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1713                    N49723              PX-  0  3  0  OTHER                     AGE 29, 3200 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            2701 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         ANCHORAGE,AK                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: POOR/INADEQUATE DESIGN
           POWERPLANT - TURBINE ASSEMBLY: BLADE,TURBINE WHEEL
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           TERRAIN - HIGH VEGETATION
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- LOW LEVEL 180DEG AUTOROTATION.
```

## Aircraft

- Registration: [N49723](https://openairdocs.org/deregistered/N49723-1980-08-05), registration cancelled 1980-08-05, S/N 45020 (OpenAirDocs)
- Reported make and model: BELL 206L
- Registry model: [Bell 206L](https://openairdocs.org/model/bell-206l) (registry code 1181522) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo shaft
- 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 19761217040159A](https://openairdocs.org/incident/19761217040159A), Dec 17, 1976: Bell 206L, AK, Destroyed. No narrative.

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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