UNK64X3141

NTSB accident investigation · Bell 47G3B · Montague, CA · July 31, 1964

Accident · No injuriesClosed
Date
July 31, 1964
Place
Montague, CA · MONTAGUE, CA
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N2776Bell 47G3B
Status
Completed · report January 15, 1964
Report
Brief approved by the director
Case key
182696

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
----------------------------------------------------------------------------------------------------------------------------
2-0721  64/7/31  NR.MONTAGUE CALIF     BELL 47G3B          CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, FL.INSTR.,
        TIME - 1610                    N2776               PX-  0  0  2  TEST                      AGE 24, 2860 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            80 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - SISKIYOU COUNTY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: VERTICAL
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
          PWR PLT-FAILURE OF TURBO SUPERCHARGER
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND

Aircraft

Registration
N2776
Reported as
Bell 47G3B
Category
Helicopter
Engine
reciprocating
Damage
Substantial damage
Airport
Siskiyou County