NTSB Identification: ANC89LA170.
The docket is stored on NTSB microfiche number 39302.
Accident occurred Wednesday, September 20, 1989 in MULCHATNA RIVER, AK
Probable Cause Approval Date: 06/28/1991
Aircraft: CESSNA 185, registration: N4443R
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.
BEFORE TAKING OFF FROM AN UNNAMED LAKE, THE PLT NOTED FUEL HAD SIPHONED FROM THE FUEL TANKS, BUT HE THOUGHT HE HAD ENOUGH FUEL TO GET TO PORT ALSWORTH, AK. EN ROUTE, THE ENG LOST POWER & A FORCE LANDING WAS MADE ON A SWIFT MOVING RIVER. AFTER LANDING, THE RIVER SWEPT THE FLOATPLANE REARWARED INTO AN OVER HANGING TREE, WHICH CAUSED IT TO NOSE OVER. A PERSON AT THE DEPARTURE POINT STATED THAT JUST PRIOR TO THE FLT, HE SAW FUEL DRIPPING FROM THE WING AND A SLICK ON THE WATER.
The National Transportation Safety Board determines the probable cause(s) of this accident to be: IMPROPER PLANNING/DECISION BY THE PILOT, WHICH RESULTED IN FUEL EXHAUSTION DUE TO AN INADEQUATE SUPPLY OF FUEL. FACTORS RELATED TO THE ACCIDENT WERE: LOSS OF FUEL THAT HAD SIPHONED (LEAKED) FROM THE AIRCRAFT BEFORE TAKEOFF AND TREE(S) OVERHANGING THE FAST MOVING RIVER.
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