NTSB Identification: LAX88LA007.
The docket is stored on NTSB microfiche number 37175.
Accident occurred Tuesday, October 06, 1987 in LIVERMORE, CA
Probable Cause Approval Date: 05/26/1989
Aircraft: PIPER PA-23-150, registration: N2077P
Injuries: 1 Minor,3 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.

THE RIGHT ENGINE RAN ROUGH DURING THE INITIAL CLIMB PHASE OF A PERSONAL FLIGHT. THE PILOT ADVISED THE TOWER CONTROLLER OF THE AIRCRAFTS LOSS OF POWER AND ENTERED THE DOWNWIND LEG OF THE TRAFFIC PATTERN FOR LANDING. THE PILOT STATED THAT THE AIRCRAFT WAS UNABLE TO MAINTAIN ALTITUDE AND IT COLLIDED WITH AN ELECTRICAL TRANSMISSION POLE AND IMPACTED IN A STREET. A POST ACC ENG EXAM SHOWED THAT THE CARBURETOR WAS OBSTRUCTED BY RUST.

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

FUEL SYSTEM..CONTAMINATION

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

AIRCRAFT PREFLIGHT..INADEQUATE..PILOT IN COMMAND

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

FUEL SYSTEM,CARBURETOR..BLOCKED(PARTIAL)


Contributing Factors

IN-FLIGHT PLANNING/DECISION..INADEQUATE..PILOT IN COMMAND


Contributing Factors

OBJECT..UTILITY POLE


Contributing Factors

LIGHT CONDITION..DARK NIGHT


Contributing Factors

PROPELLER FEATHERING..NOT PERFORMED..PILOT IN COMMAND

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