NTSB Identification: ANC92LA050.
The docket is stored on NTSB microfiche number 47428.
Accident occurred Sunday, March 22, 1992 in PALMER, AK
Probable Cause Approval Date: 05/26/1993
Aircraft: PIPER PA-22-150, registration: N5947D
Injuries: 4 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.

DURING THE LANDING ROLL ON A SNOW COVERED RUNWAY, THE PILOT REALIZED TOO LATE THAT THE AIRPLANE WAS NOT GOING TO STOP ON THE ICY RUNWAY. AT THE END OF THE RUNWAY, THE PILOT INTENTIONALLY GROUND-LOOPED THE AIRPLANE TO STOP, HOWEVER, THE LEFT MAIN SKI CAUGHT ON AN ICE RIDGE, WHICH COLLAPSED THE MAIN LANDING GEAR AND THE LEFT WING CONTACTED THE SURFACE.

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

INADEQUATE IN-FLIGHT PLANNING/DECISION. FACTORS TO THE ACCIDENT WERE: ICY AND SNOW COVERED RUNWAY, AND DELAYED REMEDIAL ACTION.

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