NTSB Identification: FTW82DA029
14 CFR Part 135 Nonscheduled operation of PETROLEUM HELI
Aircraft: BELL 206L-1, registration: N57494----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3277 81/12/5 GULF OF MEXICO BELL 206L-1 CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 45, 5640
TIME - 1438 N57494 PX- 0 0 3 AIR TAXI-PASSG TOTAL HOURS, 940 IN TYPE,
DAMAGE-SUBSTANTIAL OT- 0 0 0 INSTRUMENT RATED.
DEPARTURE POINT INTENDED DESTINATION
WEST DELTA 86 RIG SOUTH PASS 89 RIG
TYPE OF ACCIDENT PHASE OF OPERATION
ENGINE FAILURE OR MALFUNCTION IN FLIGHT: DESCENDING
ROLL OVER LANDING: LEVEL OFF/TOUCHDOWN
PROBABLE CAUSE(S)
POWERPLANT - ENGINE INDICATING EQUIPMENT: TACHOMETER
MISCELLANEOUS ACTS,CONDITIONS - LACK OF LUBRICATION-SPECIFIC PART,NOT SYSTEM
MISCELLANEOUS ACTS,CONDITIONS - SHEARED
PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
ROTORCRAFT - MISCELLANEOUS UNITS AND ASSEMBLIES: EMERGENCY FLOTATION GEAR
MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
FACTOR(S)
TERRAIN - ROUGH WATER
MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
SUSPECTED MECHANICAL DISCREPANCY
REMARKS- TACH GEN COUPLING SHAFT SHEARED. BEARING FAILURE. EMERG FLOAT SEPARATED AT IMPACT.
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