NTSB Identification: MKC82FCJ04
14 CFR Part 137: Agricultural
Accident occurred Friday, July 09, 1982 in NORTH PLATTE, NE
Probable Cause Approval Date: 07/09/1983
Aircraft: PIPER PA-36, registration: N57738
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.
THE AIRCRAFT RAN OFF THE DEPARTURE END OF THE RUNWAY DURING TAKEOFF ON A PLANNED AGRICULTURAL FLIGHT. AFTER DEPARTING THE RUNWAY, IT CONTINUED FOR A DISTANCE THROUGH UNCUT WHEAT UNTIL IT CONTACTED A SHALLOW WASHOUT AND SMALL BANK, THEN FLIPPED OVER. THERE WERE NO KNOWN WITNESSES. AN INVESTIGAITON REVEALED THERE WAS FUEL IN THE FUEL TANKS. ONE PROPELLER BLADE WAS BENT UNDER THE ENGINE WITH LIGHT SCRATCHES PARRELLING THE FRONT OF THE BLADE. THE OTHER TWO BLADES WERE INTACT, NOT BENT, AND WITH NO SCRATCHES EVIDENT. THE MAGNETO AND BATTERY SWITCHES WERE ON. THE THROTTLE WAS ABOUT 1/4 OPEN, THE MIXTURE WAS RICH, AND THE PROPELLER CONTROL WAS FULL FORWARD. AN ENGINE TEARDOWN REVEALED THAT THE RIGHT MAGNETO POINTS WERE DWELLED CLOSED AND WOULD NOT OPEN, THE POINTS WERE BURNED AND CORRODED. THE TEARDOWN REVEALED NO OTHER DISCREPANCIES. WHEAT STRAW WAS EVIDENT ON THE MAIN LANDING GEAR STRUTS AND TAILWHEEL SPRING.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:REASON FOR OCCURRENCE UNDETERMINED
TERRAIN CONDITION..HIGH VEGETATION
TERRAIN CONDITION..HIDDEN OBSTRUCTION(S)
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