# NTSB SEA79FYP17: Hughes 369D, N8601F, Spokane, WA, May 9, 1979

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: May 9, 1979
- Place: Spokane, WA · SPOKANE, WA
- Location: 47.6588° N, 117.4260° W: Placed by OpenAirDocs: center of Spokane, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.6588&lon=-117.4260&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report June 29, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 135704
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA79FYP17
- Page: https://openairdocs.org/ntsb/SEA79FYP17

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1211   79/5/9    SPOKANE,WA          HUGHES 369D         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 47, 10040
        TIME - 1450                    N8601F              PX-  0  0  0  CORP/EXEC                 TOTAL HOURS, 16 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - SPOKANE INTL
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          HANSON CO.HELI-PORT         SPOKANE,WA                   SPOKANE,WA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ROLL OVER                                                LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
        FACTOR(S)
           PILOT IN COMMAND - IMPROPER COMPENSATION FOR WIND CONDITIONS
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          NONE                                                     295
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           12                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- WIND GUSTS TO 15KTS.
```

## Aircraft

- Registration: [N8601F](https://openairdocs.org/deregistered/N8601F-2013-05-15), registration cancelled 2013-05-15, S/N 470121D, built 1977 (OpenAirDocs)
- Reported make and model: HUGHES 369D
- Registry model: [Hughes Helicopters HUGHES 369D](https://openairdocs.org/model/hughes-helicopters-hughes-369d) (registry code 4470706) (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
- Airport: Spokane Intl

## 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 19790509010099A](https://openairdocs.org/incident/19790509010099A), May 9, 1979: Hughes 369D, Spokane, WA, Substantial damage. Attempted landing on trailor,skid caught on edge of trailor,went into dynamic roll over. Landed on its side.

## Other investigations on N8601F (1)

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.

- [NTSB SEA78DYP03](https://openairdocs.org/ntsb/SEA78DYP03), Oct 12, 1977: Hughes 369D (N8601F), Spokane, WA, 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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