SEA74DYE25

NTSB accident investigation · Bell 47G-3B · Forks, WA · November 1, 1973

Accident · No injuriesClosed
Date
November 1, 1973
Place
Forks, WA · FORKS, WA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N73918Bell 47G-3B
Status
Completed · report January 25, 1974
Report
Brief approved by the director
FAA report
19731101036499A
Case key
188019

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 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
Reported as
Bell 47G-3B
Category
Helicopter
Engine
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.