What was found
THE RT WING REAR SPAR WAS FOUND WITH TWO CRACKED FASTENER HOLES DURING ROUTINE INSPECTIONS. ONE HOLE WAS COMMON TO THE UPPER WING SKIN AND SPAR CAP AND THE OTHER TO THE SPAR WEB AND UPPER CAP. BOTH HOLES WERE APPROX AT IWS 322. BOTH HOLES WERE OVERSIZED TO REMOVE THE CRACKS, COLD WORKED AND BUSHED. AN EXTERNAL SKIN DOUBLER WAS ALSO INSTALLED. THE REPAIR WAS PER ER/A 364903-14AD, REV A.