# NTSB ANC76AA109: Hughes 369HS, N55ST, Juneau, AK, July 9, 1976

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: July 9, 1976
- Place: Juneau, AK · JUNEAU, AK
- Location: 58.3019° N, 134.4197° W: Placed by OpenAirDocs: center of Juneau, AK, within about 29 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=58.3019&lon=-134.4197&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious
- Status: Completed, report August 24, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 154372
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC76AA109
- Page: https://openairdocs.org/ntsb/ANC76AA109

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1815   76/7/9  NR.JUNEAU,AK          HUGHES 369HS        CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 32, 3624
        TIME - 0755                    N55ST               PX-  0  1  0  AIR TAXI-PASSG            TOTAL HOURS, 720 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         JUNEAU,AK                    LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: TRAFFIC PATTERN-CIRCLING
           COLLIDED WITH: TREES                                     LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPERLY SERVICED AIRCRAFT (GROUND CREW)
           MISCELLANEOUS ACTS,CONDITIONS - FUEL CONTAMINATION-EXCLUSIVE OF WATER IN FUEL
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
```

## Aircraft

- Registration: [N55ST](https://openairdocs.org/deregistered/N55ST-2013-01-31), registration cancelled 2013-01-31, S/N 250701S, built 1975 (OpenAirDocs)
- Reported make and model: HUGHES 369HS
- Registry model: [Hughes 369HS](https://openairdocs.org/model/hughes-369hs) (registry code 4470728) (OpenAirDocs)
- Registry engine: [Allison 250 SER 400HP](https://openairdocs.org/engine/allison-250-ser-400hp) (registry code 03013, turbo-shaft) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage

## 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 19760709024109A](https://openairdocs.org/incident/19760709024109A), Jul 9, 1976: Hughes 369HS, Juneau, AK, 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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