NTSB Identification: FTW91LA112.
The docket is stored on NTSB microfiche number 44713.
Nonscheduled 14 CFR
Accident occurred Sunday, June 30, 1991 in S. TIM 171D
Probable Cause Approval Date: 03/24/1993
Aircraft: BELL 206L-1, registration: N2772A
Injuries: 4 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

DURING A DAYLIGHT APPROACH TO AN OFFSHORE HELICOPTER LANDING PLATFORM THE PILOT DEVELOPED A HIGH SINK RATE THAT HE COULD NOT ARREST WITH THE APPLICATION OF COLLECTIVE. THE HELICOPTER LANDED HARD STRADDLING THE SAFETY APRON AND THE LANDING AREA WITH FORWARD VELOCITY. THE MAIN ROTOR BLADES FLEXED DOWNWARD AND STRUCK THE TAILBOOM SEVERING IT ONE FOOT AFT OF THE ATTACH POINT.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

THE HIGH RATE OF DESCENT AND DELAYED FLARE.

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