As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE: C, M/D BS 1239-1241 RBL 35-38 BELOW FLOOR WING CENTER SECTION UPPER SKIN UPPER FACE CORRODED. CORROSION BLEND OUT 0.056 X 3 X 4 INCH. REPAIR PARTS INSTALLED AS PER RS NR R57-14-35078 AND UPS ENGINEERING FILE NR 747-57-20047.