# NTSB SEA79DYE11: Hughes 369HS, N9256F, Aberdeen, WA, January 22, 1979

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: January 22, 1979
- Place: Aberdeen, WA · ABERDEEN, WA
- Location: 46.9752° N, 123.8114° W: Placed by OpenAirDocs: center of Aberdeen, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.9752&lon=-123.8114&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 3 uninjured
- Status: Completed, report November 28, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 137248
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA79DYE11
- Page: https://openairdocs.org/ntsb/SEA79DYE11

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2529  79/1/22  NR.ABERDEEN,WA        HUGHES 369HS        CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 0800                    N9256F              PX-  0  0  3  CONSTRUCTION              45, 10202 TOTAL HOURS, 51
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         ABERDEEN,WA                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: VERTICAL
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- M/R BLADES HIT TAIL BOOM DRG LNDG.PLT STATED-ACFT LOST PWR AFTER TKOF AT APRX 200FT AGL.
```

## Aircraft

- Registration: [N9256F](https://openairdocs.org/deregistered/N9256F-2002-02-21), registration cancelled 2002-02-21, S/N 450730S, built 1972 (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-C10D](https://openairdocs.org/engine/allison-250-c10d) (registry code 03035, 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 19790122001339A](https://openairdocs.org/incident/19790122001339A), Jan 22, 1979: Helio 500, Grisdale, WA, Substantial damage. Helicopter lost power on climb out resulting in emergency landing from low altitude.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.