What was found
CORROSION (C53-224-01,1) ON BS 480 FLOORBEAM UNDERSIDE OF TOP CHORD LBL 45 TO 65, WL 208. *S/D* REMOVED CORROSION BETWEEN BL 0 AND RBL 20 ON TOP OF BS 480 FLOORBEAM. REMOVED CORROSION IN A 6 X 2 AREA. REMOVED .045 OF MATERIAL FROM ORIGINAL THICKNESS OF .225. FOUND TO BE OUT OF LIMITS IAW FED-EX SRM 53-10-1. REMOVED EXISTING FLOORBEAM FROM RBL 10 TO LBL 65 AND REPLACED WITH NEW FABRICATED BEAM IAW FED-EX SRM 53-10-8.