As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAJOR REPAIR - DURING C-15 CHECK CORROSION WAS FOUND ON THE TOP OF FLOORBEAM AT BS 986.5, LBL 58. MAINTENANCE CLEANED CORROSION OFF FLOORBEAM AND FOUND MATERIAL LOSS EXCEEDING ALLOWABLE LIMITS. FABRICATED FLOORBEAM REPAIR STRAP AND INSTALLED REPAIR PART AT BS 986.5, LBL 58.