As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C4 S1 C CHECK INSPECTION, NOTED CENTER FLOORBEAM SUPPORT FITTING BETWEEN C59 AND C60 CORRODED. MAINTENANCE REMOVED CORROSION ON SUPPORT FITTING AND REINSTALLED SUPPORT FITTING AND CENTER FLOORBEAM IN ACCORDANCE WITH THE REQUIREMENTS OF SRM 51-42-11 AND EA A9-53R-30227. UPON COMPLETION OF THE REPAIR IT WAS INSPECTED AND FOUND ACCEPTABLE.