FTW69F0199

NTSB accident investigation · Bell 47G-4A · Portland, TX · August 30, 1968

Accident · No injuriesClosed
Date
August 30, 1968
Place
Portland, TX · PORTLAND, TX
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N1313XBell 47G-4A
Status
Completed · report October 30, 1968
Report
Brief approved by the director
Case key
109062

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
----------------------------------------------------------------------------------------------------------------------------
3-3015  68/8/30    PORTLAND,TEX        BELL 47G-4A         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 31, 2173
        TIME - 0615                    N1313X              PX-  0  0  0  CORP/EXEC                 TOTAL HOURS, 278 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  PROP/ENGINE VIBRATION
        REMARKS- LDG DUE TO ONE-TO-ONE VIBRATION.CAUSE FOR VIBRATION UNDETERMINED.

Aircraft

Registration
N1313X
Reported as
Bell 47G-4A
Category
Helicopter
Engine
reciprocating
Damage
Substantial damage

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.