DEN66A0085

NTSB accident investigation · Bell 47G3B1 · Georgetown, CO · April 10, 1966

Accident · No injuriesClosed
Date
April 10, 1966
Place
Georgetown, CO · GEORGETOWN, CO
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N73986Bell 47G3B1
Status
Completed · report October 7, 1966
Report
Brief approved by the director
Case key
172390

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

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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
----------------------------------------------------------------------------------------------------------------------------
2-0281  66/4/10    GEORGETOWN COLO     BELL 47G3B1         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 27, 284
        TIME - 0900                    N73986              PX-  0  0  1  AIR TAXI-PASSG            TOTAL HOURS, 82 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: TREES                                     LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE CONTROLS: THROTTLE-POWER LEVER ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - LOOSE,PART/FITTING
        FACTOR(S)
           TERRAIN - HIGH VEGETATION
           WEATHER - HIGH DENSITY ALTITUDE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        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                  TEMPERATURE-F
          UNKNOWN/NOT REPORTED                                      50
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          290                                                       20
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE

Aircraft

Registration
N73986
Reported as
Bell 47G3B1
Category
Helicopter
Engine
reciprocating
Damage
Substantial damage