NTSB Identification: DEN87LA120.
The docket is stored on NTSB microfiche number 34085.
Accident occurred Friday, May 08, 1987 in BRIGHAM CITY, UT
Probable Cause Approval Date: 08/31/1988
Aircraft: BELL 47G3B2A, registration: N58131
Injuries: 1 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.

AN AG PLT WAS FERRYING A HELICOPTER TO ANOTHER JOB IN HIS LOCAL AREA. THE PLT, AN ATP, HAD ESTIMATED THAT THE HELICOPTER HAD ENOUGH FUEL FOR THE FLT. THE HELICOPTER'S ENGINE QUIT AND AN AUTOROTATION WAS PERFORMED, RESULTING IN A HARD LANDING. LESS THAN ONE GALLON OF FUEL WAS FOUND IN THE TANKS FOLLOWING THE ACCIDENT, AND NO EVIDENCE OF ANY FUEL SPILL WAS FOUND. POST ACCIDENT INVESTIGATION FOUND FOREIGN OBJECTS IN THE FUEL SYSTEM. EVIDENCE INDICATED THAT THE OBJECTS KEPT THE FUEL DRAIN PETCOCK OPEN DURING FLT, RESULTING IN FUEL EXHAUSTION. THE PLT STATED THAT HE HAD USED THE FUEL DRAIN PETCOCK TO RINSE CHEMICALS OFF HIS HANDS JUST PRIOR TO THE FLT.

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

FLUID,FUEL..EXHAUSTION

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

PREFLIGHT PLANNING/PREPARATION..INADEQUATE..PILOT IN COMMAND



Contributing Factors

TERRAIN CONDITION..ROUGH/UNEVEN


Contributing Factors

TERRAIN CONDITION..NONE SUITABLE

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