NTSB Identification: LAX86FVM08.
The docket is stored on NTSB microfiche number 33873.
Accident occurred Sunday, September 07, 1986 in GONZALES, CA
Probable Cause Approval Date: 01/25/1988
Aircraft: HILLER UH 12E, registration: N149HA
Injuries: 1 Uninjured.

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.

A LOSS OF POWER WAS EXPEREINCED AS THE ACFT DESCENDED INTO A FIELD AT THE BEGINNING OF AN AERIAL APPLICATION SPRAY RUN. THE PLT INITIATED A FORCED LANDING INTO THE FIELD. DURING THE LANDING THE RIGHT SKID DUG INTO THE FIELD, TIPPING THE HELICOPTER ONTO ITS RIGHT SIDE. AN EXAMINATION OF THE WRECKAGE REVEALED THAT THERE WAS NO EVIDENCE OF FUEL IN THE ACFTS FUEL TANK. THE ACFT WAS REFUELED WITH 20 GALLONS OF FUEL AT THE BEGINNING OF THE SECOND SPRAY RUN. FUEL EXHAUSTION OCCURRED AT THE BEGINNING OF THE SIXTH SPRAY PASS.

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:

FUEL SUPPLY..INADEQUATE..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..CROP

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