NTSB Identification: FTW81FA085
14 CFR Part 135 Nonscheduled operation of BRISTOW OFFSHO
Aircraft: AEROSPATIAL AS350D, registration: N143BH----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1183 81/5/4 GULF OF MEXICO AEROSPATIAL AS350D CR- 0 0 1 COMMERCIAL AIRLINE TRANSPORT, AGE
TIME - 1315 N143BH PX- 0 0 0 AIR TAXI-CARGO 31, 4761 TOTAL HOURS, 516
DAMAGE-SUBSTANTIAL OT- 0 0 0 IN TYPE, INSTRUMENT
RATED.
DEPARTURE POINT INTENDED DESTINATION
BEAUMONT,TX GULF OF MEXICO
TYPE OF ACCIDENT PHASE OF OPERATION
PROPELLER/ROTOR FAILURE: TAIL ROTOR IN FLIGHT: NORMAL CRUISE
ROLL OVER LANDING: POWER-ON LANDING
PROBABLE CAUSE(S)
ROTORCRAFT - FLIGHT CONTROL SYSTEMS: TAIL ROTOR PITCH CONTROL SYSTEM
MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: POOR/INADEQUATE DESIGN
ROTORCRAFT - MISCELLANEOUS UNITS AND ASSEMBLIES: EMERGENCY FLOTATION GEAR
MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
FACTOR(S)
MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
SUSPECTED OR KNOWN AIRCRAFT DAMAGE
AIRFRAME BUFFET
REMARKS- TAIL ROTOR PITCH HORN,PN 350A-12-1368,FAILED FM FATIGUE.EMERG FLOAT BRACKETS FAILED DRG WTR LNDG.
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