NTSB Identification: NYC90LA037.
The docket is stored on NTSB microfiche number 42819.
Accident occurred Saturday, December 09, 1989 in UXBRIDGE, MA
Probable Cause Approval Date: 09/09/1992
Aircraft: CESSNA 172G, registration: N4289L
Injuries: 2 Serious,1 Minor.

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 PILOT STATED THAT HE HAD FULL FUEL ON BOARD BEFORE TAKEOFF. HE HAD BEEN FLYING FOR APPROXIMATELY 35 MINUTES, WHEN THE ENGINE BEGAN TO RUN ROUGH. HE APPLIED CARBURETOR HEAT, BUT THE ENGINE DID NOT RESPOND. HE ATTEMPTED TO LAND IN AN INDUSTRIAL PARK, BUT WAS HIGH. WHILE MANEUVERING, THE ENGINE QUIT AND THE PILOT BANKED STEEPLY TO THE RIGHT TO AVOID A POWERLINE. THE AIRPLANE STALLED AND STRUCK THE GROUND. POST ACCIDENT EXAMINATION OF THE ENGINE AND FUEL SYSTEM REVEALED A LARGE PIECE OF ICE WAS ATTACHED TO THE FUEL STRAINER. THE ICE WAS OF SUFFICIENT SIZE TO BLOCK AT LEAST 50% OF THE FUEL FLOW.

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

ICE IN THE FUEL STRAINER, WHICH RESTRICTED FUEL FLOW & RESULTED IN FUEL STARVATION, AND THE PILOT INADVERTENTLY STALLED THE AIRPLANE, WHEN HE ABRUPTLY MANEUVERED IT TO AVOID A TRANSMISSION WIRE DURING A FORCED LANDING.

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