What was found
DURING A WING INSPECTION ACCOMPLISHED APRIL 9, 2006, CORROSION WAS NOTED IN THE UPPER RT WING PLANK AT FS 452 AND BL33. THE CORROSION DID NOT REQUIRE REPLACEMENT OF THE PART AND DID NOT REQUIRE BLENDING THAT EXCEEDED THE MFG ALLOWANCES. MFG ENGINEERING ALLOWED CONTINUED OPERATION WITH A RE-INSPECT DUE AT 12 MONTHS. OPTED TO ACCOMPLISH ASC 229 WHICH REMOVE THE CORROSION ON THE PLANK AND INSTALLS A DOUBLER PLATE AND NEW STYLE WING ATTACH PIN AND REMOVES AHT 12 MONTH RE-INSPECTION REQUIREMENT. (K)