What was found
SHIP CORROSION ON PREVIOUS REPAIRED DOBLER FLOOR STRINGER RBL 2.90,RBL 7.55, RBL 10.45 , LBL 2.90, LBL 7.55 ,LBL 10.45 BTW STA 1500 TO STA 1520 AT AFT CARGO COMPARTMENT. CORRECTIVE ACTION: SUMMARY OF NRC 00099 REPAIR DOBLER ON FLOOR STRINGER RBL 2.90,RBL 7.55, RBL 10.45 , LBL 2.90, LBL 7.55 ,LBL 10.45 BTW STA 1500 TO STA 1520 AT AFT CARGO COMPARTMENT WAS FABRICATED AND REPLACED PER B757-200 SRM 53-00. (2868185)