NTSB Identification: ANC86LA012.
The docket is stored on NTSB microfiche number 29266.
Accident occurred Friday, December 06, 1985 in SHAGELUK, AK
Aircraft: PIPER PA-20, registration: N97MM
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.
THE ACFT CONTACTED TREES AND DESCENDED TO THE TERRAIN WHILE ON AN APCH TO A LAKE. THE PLT REPORTED THE ACFT WINDSCREEN KEPT FROSTING UP AND HE HAD TO REPEATEDLY WIPE IT CLEAN. IN THE PROCESS OF WIPING THE WINDSCREEN HE APPROACHED THE LAKE AT A LOWER THAN INTENDED ALT AND THE ACFT CONTACTED THE 60 FT TALL TREES. THE PLT STATED HE HAD PURCHASED A WINDSCREEN HEATER BUT HAD NOT YET INSTALLED IT.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:VISUAL LOOKOUT..POOR..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:OPERATION WITH KNOWN DEFICIENCIES IN EQUIPMENT..INTENTIONAL..PILOT IN COMMAND
WINDOW,FLIGHT COMPARTMENT WINDOW/WINDSHIELD..DIRTY(FOGGY)
JUDGMENT..POOR..PILOT IN COMMAND
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