NTSB Identification: LAX85FA006.
The docket is stored on NTSB microfiche number 27862.
Accident occurred Sunday, October 07, 1984 in NEWPORT BEACH, CA
Aircraft: BEECH 95-A55, registration: N9572Y
Injuries: 1 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.

SHORTLY AFTER TAKEOFF, THE PROPELLER SEPARATED FROM THE AIRCRAFT'S LEFT ENGINE. THE AIRCRAFT CONTINUED TO CLIMB STRAIGHT AHEAD AND WAS THEN OBSERVED IN S STEEP LEFT TURN DURING WHICH IT DESCENDED AND CRASHED INTO THE ROOF OF A BUILDING APPROXIMATELY ONE QUARTER MILE SOUTHEAST OF THE AIRPORT. ONE LEFT ENGINE PROPELLER BLADE WAS FOUND ON THE RUNWAY. THE OTHER PROPELLER BLADE, ALONG WITH ASSOCIATED COMPONENTS, WAS FOUND ALONG THE RIGHT SIDE OF THE RWY. THE PROPELLER HUB WAS SEPARATED, LONGITUDINALLY, ALONG THE CENTERLINE. THE LEFT AND RIGHT PROPELLERS HAD BEEN OVERHAULED AND WERE INSTALLED ON THE AIRCRAFT AT THE RECENT ANNUAL INSPECTION. THE AIRCRAFT HAD ACCUMULATED A TOTAL OF 3.6 HOURS SINCE THE INSTALLATION.

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

PROPELLER SYSTEM/ACCESSORIES,HUB..SEPARATION

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

EMERGENCY PROCEDURE..POOR..PILOT IN COMMAND

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

MAINTENANCE,MAJOR REPAIR..IMPROPER..OTHER MAINTENANCE PERSONNEL


Contributing Factors

OBJECT..BUILDING(NONRESIDENTIAL)


Contributing Factors

PROCEDURE INADEQUATE..OTHER MAINTENANCE PERSONNEL

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