What was found
DURING C-04 CHECK GALVANIC CORROSION WAS FOUND RT SIDE OUTBOARD TRACK BEAM EXTENSION OF CABIN FLOORBEAM FRAME 16. MAINTENANCE REMOVED CORROSION AND FOUND MATERIAL LOSS OUT OF LIMITS; CUT OUT DAMAGED SECTION OF FLOORBEAM FR 16; FABRICATED A FILLER AND 2 EACH REPAIR ANGLES; INSTALLED REPAIR PARTS IAW A320 SRM 53-11-14, PG. 103, FIG. 102. , PG. 203, 205-206, FIG. 201, AND SRM 51-47-00, PG. 2-3, FIG. 1, & TABLES 1 & 2..