What was found
DURING ROUTINE CPCP INSPECTION, FOUND LEVEL 2 CORROSION, FS440 RBL50 UPPER DECK FLOORBEAM HAS CORROSION ON FWD SIDE. REMOVED CORROSION IAW B747 SRM 51-10-01. FOUND TO BE OUT OF LIMITS IAW B747 SRM 53-10-01. MANF REPAIR PARTS IAW EDR B4-05871. INSTALLED REPAIR DOUBLERS IAW EDR B4-05871 AND IAW DWG AIA/E/2844. CORROSION TASK CARD NUMBER C53-210-03. NON-ROUTINE TASK CARD NUMBER 25572.