What was found
FWD CARGO COMPARTMENT AT AFT BULKHEAD FLOOR LEVEL STATION 520, THERE IS CORRODED CHORD/FRAME UNDER PANEL 121HW. GROUNDED - YES. CORROSION ON FLOOR SUPPORT AND RAIL ASSEMBLIES ARE FOUND TO BE OUT OF LIMITS IAW SRM 51-10--02. DUE TO NO ALLOWABLE LIMITS PERMITTED, REMOVED AND REPLACED SUPPORT ASSEMBLY AND RAIL ASSEMBLY IAW SRM 51-40-02-0G-0, REV 26 10.