Summary
On July 09, 1989, a Cushing C2 (N129C) was involved in an accident near John Day, OR. The accident resulted in 1 serious injury. The aircraft sustained substantial damage.
The National Transportation Safety Board determined the probable cause of this accident to be: THE PILOT IMPROPERLY CHANGED THE DESIGN OF THE AIRPLANE BY ELONGATING HOLES AT THE WING ATTACHMENT. THE CHANGE WAS NOT INSPECTED BY A QUALIFIED INDIVIDUAL. AS A RESULT OF THE CHANGE, THE WING SEPARATED AT THE SPAR.
This accident is documented in NTSB report SEA89LA130. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N129C.
Accident Details
Probable Cause and Findings
THE PILOT IMPROPERLY CHANGED THE DESIGN OF THE AIRPLANE BY ELONGATING HOLES AT THE WING ATTACHMENT. THE CHANGE WAS NOT INSPECTED BY A QUALIFIED INDIVIDUAL. AS A RESULT OF THE CHANGE, THE WING SEPARATED AT THE SPAR.
Aircraft Information
Registered Owner (Historical)
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# SEA89LA130