What was found
DURING C4 CHECK DISCOVERED CORROSION ON FLANGE OF WEB LOCATED IN THE AFT CARGO COMPARTMENT BETWEEN FS 56 AND FS 57, Y700. NO ALLOWABLE DAMAGE LIMITS FOUND IN THE AIRBUS SRM. MAINTENANCE REMOVED WEB IN THE AFT CARGO COMPARTMENT BETWEEN FS 56 AND FS 57, Y700 IAW SRM. INSTALLED NEW WEB AND FASTENERS IN THE AFT CARGO COMPARTMENT BETWEEN FR56 AND FR57, Y700 IAW AIRBUS 320 SRM 51-42-11.