NTSB Identification: FTW84FA189.
The docket is stored on NTSB microfiche number 24816.
Nonscheduled 14 CFR
Accident occurred Wednesday, April 04, 1984 in W CAMERON 540
Aircraft: AEROSPATIALE AS 355F, registration: N5791Z
Injuries: 4 Fatal.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

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.

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

CLEARANCE..NOT MAINTAINED..PILOT IN COMMAND



Contributing Factors

OBJECT..AIRPORT FACILITY

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