What was found
FWD CARGO COMP FLOOR STRUCTURE, LT Z-ANGLE STA 500D-500I ABOVE STR 25L LBL 24, CORROSION AROUND FASTNER HOLES. REMOVED CORROSION LT Z ANGLE STA 500D TO 500I. ORIGINAL THICKNESS .040 .008 REMOVED .032 REMAINING IN LOWEST AREA. LT Z ANGLE SECTION REMOVED FROM 500B TO 500F. REPAIR SECTION FABRICATED, TREATED, PRIMED AND INSTALLED. REPAIR AREA CIC'D AFTER INSTALLATION. IAW SRM 53-00-53-2R-5 REPAIR; 51-10-02-0G-0 STEP 15. AMM 51-21-72-370 SRM 51-20-01-0G-0 LT Z ANGLE SECTION 500B TO 500F WAS OUT OF LIMITS IAW SRM 53-00-53-1A-2 STEP 4A. P/N 143A7501-187.