UNK64X3435

NTSB accident investigation · Bell 47D1 · Lucasville, OH · August 16, 1964

Accident · Minor injuriesClosed
Date
August 16, 1964
Place
Lucasville, OH · LUCASVILLE, OH
Injuries
1 minor, 2 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N4253ABell 47D1
Status
Completed · report January 15, 1965
Report
Brief approved by the director
Case key
182699

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
----------------------------------------------------------------------------------------------------------------------------
2-0723  64/8/16    LUCASVILLE OHIO     BELL 47D1           CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1750                    N4253A              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  AGE 54, 4000 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            200 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
           ROLL OVER                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           ROTORCRAFT - ROTOR ASSEMBLIES: TAIL ROTOR BLADES
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  DIRECTIONAL CONTROL PROBLEM
        REMARKS- DETERIATION OF WOOD AT SHANK END OF TAIL ROTOR BLADES CAUSED FAILURE

Aircraft

Registration
N4253A
Reported as
Bell 47D1
Category
Helicopter
Engine
reciprocating
Damage
Substantial damage