# NTSB SEA76DYE65: Hiller Acft UH-12E, N48001, Humptulips, WA, September 7, 1976

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: September 7, 1976
- Place: Humptulips, WA · HUMPTULIPS, WA
- Location: 47.2377° N, 123.9596° W: Placed by OpenAirDocs: center of Humptulips, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.2377&lon=-123.9596&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report October 7, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 156178
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA76DYE65
- Page: https://openairdocs.org/ntsb/SEA76DYE65

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3908   76/9/7    HUMPTULIPS,WA       HILLER ACFT UH-12E  CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 31, 5400
        TIME - 1030                    N48001              PX-  0  0  0  CONSTRUCTION              TOTAL HOURS, 3200 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          HUMPTULIPS,WA               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: TREES                                     IN FLIGHT: AUTOROTATIVE DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        REMARKS- ENG FAILED 30FT ABOVE TREES.
```

## Aircraft

- Registration: [N48001](https://openairdocs.org/deregistered/N48001-2006-08-02), registration cancelled 2006-08-02, S/N 1018, built 1959 (OpenAirDocs)
- Reported make and model: HILLER ACFT UH-12E
- Registry model: [Hiller UH-12E](https://openairdocs.org/model/hiller-uh-12e) (registry code 4360122) (OpenAirDocs)
- Registry engine: [Allison 250 series](https://openairdocs.org/engine/allison-250-series) (registry code 03014, turbo-prop) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- 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 19760907028289A](https://openairdocs.org/incident/19760907028289A), Sep 7, 1976: Hiller UH12E, Humptulips, WA, Substantial damage. Eng failed 30FT above trees.

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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