As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AIRCRAFT 5640, L/P 1330803) CORROSION OUT OF LIMITS ON FLOOR STRINGER RBL 10.45 AND RBL 7.55, STA 750 AT FWD CARGO COMPARTMENT. CORRECTIVE ACTION: FLOOR STRINGER RBL 10.45 AND RBL 7.55, STA 750 AT FWD CARGO COMPARTMENT WAS REPAIRED PER B 757-200 SRM 53-00-53 REP. 1 FIG. 201.