What was found
PHX - DURING C-CHECK INSPECTION REPORTED CORROSION ON UPPER CAP OF FLOORBEAM AT BS 986.5, RBL 40 TO LBL 40, MAIN CABIN FLOOR. MAINTENANCE REMOVED DAMAGED AREA, FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 53-60-51, SRM 51-40-2, SRM 51-10-1 AND EA B737-53-068. (M)