What was found
DURING C-04 CHECK GALVANIC CORROSION WAS FOUND ON UPPER SURFACE OF FLOORBEAM Y765 AT FR 16. MAINTENANCE BLENDED OUT CORROSION AND FOUND MATERIAL LOSS TO BE OUT OF LIMITS; REMOVED DAMAGED SECTION OF FLOORBEAM Y765 AT FR 16; FABRICATED A NEW SECTION OF BEAM AND 4 EACH SPLICE ANGLES; INSTALLED REPAIR PARTS IAW A319 SRM 53-11-15, PG. 208, 211-212, FIG. 202.