# NTSB SEA74DYE25: Bell 47G-3B, N73918, Forks, WA, November 1, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 1, 1973
- Place: Forks, WA · FORKS, WA
- Location: 47.9528° N, 124.3902° W: Placed by OpenAirDocs: center of Forks, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.9528&lon=-124.3902&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 25, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 188019
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA74DYE25
- Page: https://openairdocs.org/ntsb/SEA74DYE25

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3597   73/11/1 NR.FORKS,WASH         BELL 47G-3B         CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1300                    N73918              PX-  0  0  0  CONSTRUCTION              45, 5426 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            2411 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - FORKS
        DEPARTURE POINT             INTENDED DESTINATION
         FORKS,WASH                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: HOVERING
           COLLIDED WITH: TREES                                     LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - COOLING SYSTEM: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           TERRAIN - OTHER
           ROTORCRAFT - FLIGHT CONTROL SYSTEMS: CYCLIC PITCH CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - ERRATIC
        PARTIAL POWER LOSS - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  UNUSUAL NOISE
                                  SUSPECTED MECHANICAL DISCREPANCY
        REMARKS- COOLING SYS FAN BELT FAILED,DMG CYCLIC HYD CTL UNIT. LND STUMP COVERED TERRAIN.
```

## Aircraft

- Registration: N73918 (not matched to a registry record)
- Reported make and model: BELL 47G-3B
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Forks

## 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 19731101036499A](https://openairdocs.org/incident/19731101036499A), Nov 1, 1973: Bell 47G3B1, Forks, WA, Substantial damage. Cooling sys fan belt failed,dmg cyclic hyd ctl unit. Lnd stump covered terrain.

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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