N5791Z
AEROSPATIALE AS 355F
WHILE THE PLT WAS TAKING OFF FROM AN UNMANNED RIG, THE TAIL SECTION OF THE HELICOPTER CONTACTED A ROTATING BEACON SUPPORT BRACKET ON TOP OF A CRANE STRUCTURE. THE CRANE STRUCTURE WAS LOCATED BELOW THE ELEVATION OF THE LANDING PAD. THE HELICOPTER THEN CRASHED INTO THE SURROUNDING WATER.
Source: NTSB Aviation Accident Database
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