As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6820 CORROSION ON FLOOR STRINGERS LBL 2.90, 7.55 AND 10.45 BTW STA. 1500 TO 1520 AT AFT CARGO COMPARTMENT. CORRECTIVE ACTION: SUMMARY OF N.R.C. 00397. FLOOR STRINGER STA. LBL 2.90 STA. 1500 TO 1520 WAS REPLACED. PER. B757-200 SRM. AND FLOOR STRINGERS STA 1500 TO 1520 LBL 7.55 AND LBL 10.45 WERE REPAIRED. PER. B757-200 SRM. (2057163)