As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE VISIT: INSPECTION FOUND CORROSION IN THE AFT CABIN WET AREA SUBFLOOR STA 986.5 LBL 55 THRU RBL 55 ON THE FLOOR BEAM TOP FLANGES. TULSA MAINTENANCE REMOVED AND REPLACED WITH NEW THE STA 986.5 FLOOR BEAM UPPER FLANGES IAW THE SRM REPAIR.