What was found
DURING ROUTINE C-CHECK INSP FOUND NR 3 ENGINE THRUST REVERSER RT COWL FIXED STRUCTURE WEB FLANGE WORN AT STA YN 203.000. REMOVED FASTENERS AS NEEDED TO PERFORM REPAIR. REMOVED DAMAGED AREA. FABRICATED FRAME SEGMENT. CLEANED, TREATED, PRIMED AREA AND REPAIR PARTS. INSTALLED NEW FASTENERS AND REPAIR PARTS IAW FAA FORM 8110-3 DATED 07/22/11, DWG ED-5382 DATED 06/13/11, MM, SRM 51-1-20D, SRM 51-3-0, DPS 4.710 REV "L", SRM 51-1-4, SRM 51-3-0, AND SRM 51-3-1.