As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-04 CHECK EXFOLIATION CORROSION WAS FOUND AT TWO PLACES ON UPPER SURFACE OF FLOORBEAM AT FR 66, Y-915. MAINTENANCE REMOVED CORROSION AND FOUND MATERIAL LOSS TO BE OUT OF LIMITS; REMOVED CORRODED FLOORBEAM Y-915, FROM FR 65 TO FR 67; FABRICATED A NEW REPLACEMENT FLOORBEAM; INSTALLED REPAIR PART IAW A320 SRM 51-42-11, PG. 28-30.