As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SCHEDULED INSPECTION CABIN FLOOR SUPPORT WAS DISCOVERED CORRODED ON FLOORBEAM FUSELAGE STATION 345, BUTTLINE 9 LEFT TO BUTTLINE 20 LEFT. CORROSION WAS LEVEL 2. MAINTENANCE REPAIRED CORROSION ON FLOOR BEAM IN ACCORDANCE WITH 757 S.R.M. 53-00-51-2.