NTSB Identification: ANC86LA034.
The docket is stored on NTSB microfiche number 29916.
Accident occurred Monday, March 10, 1986 in LIVENGOOD, AK
Aircraft: BELL 206B3, registration: N9AT
Injuries: 2 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.

HELICOPTER EXPERIENCED POWER LOSS WHILE FLYING LOW LEVEL PIPELINE PATROL, RESULTING IN A HARD LANDING AND SUBSTANTIAL DAMAGE TO THE ACFT. THE GOVERNING PRESSURE (PG) AIR LINE FITTING WAS FOUND LOOSE ON THE POWER TURBINE FUEL GOVERNOR.

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

FUEL SYSTEM,LINE..LOOSE

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

MAINTENANCE,SERVICE OF AIRCRAFT/EQUIPMENT..INATTENTIVE..COMPANY MAINTENANCE PERSONNEL


Contributing Factors

TERRAIN CONDITION..ROUGH/UNEVEN


Contributing Factors

INADEQUATE SURVEILLANCE,INADEQUATE PROCEDURE..COMPANY/OPERATOR MGMT

Index for Mar1986 | Index of months