As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AIRCRAFT 5649, L/P 1474517) CORROSION ON TOP OF MAIN CABIN FLOOR BEAM BS. 1661 LBL. 57.0. CORRECTIVE ACTION: REMOVED CORROSION AT MAIN CABIN FLOOR BEAM STA 1661 LBL 57, FOUND AREA OUT OF LIMITS WITH 100% MATERIAL LOSS IAW B757 SRM 53-00-51. CUT OUT DAMAGED AREA OF FLOOR BEAM, DIMENSTIONS 26 1/4" AND REPAIRED FLOOR BEAM IAW B757 SRM 53-00-51-2R REPAIR 8 FIG 201.