As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON CTR WING TANK TOP PANEL SURFACE AT STA 1210 , X =47.5 TO X =75. CORROSION REMOVED AS PER SRM 51-21-01 REV 47. ORIGINAL MATERIAL THICKNESS = 0.170 INCH; MATERIAL REMOVED = 0.010 INCH; MATERIAL REMAINED = 0.160 INCH - FOUND EXCEEDED LIMIT AS PER SRM 57-10-01 REV 47, FIGURE 101. ACCOMPLISHED EA 1-5710-149871. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100 REV 113.