What was found
WING CENTER SECTION, RT SPAR LOWER PORTION OF WEB, SHOWS EVIDENCE OF BULGING AND CORROSION AT LBL 20, BS 870, WEB AND LOWER SPAR CHORD. REMOVED CORROSION AND INSTALLED REPAIR DOUBLERS, TRIPLERS AND REPAIR ANGLES PER ESO 11782 AND EA 7-5710-25952 AND 51-10-1.