As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SAL - MAJOR REPAIR - DURING C-4 CHECK GALVANIC CORROSION WAS FOUND ON FLOORBEAM Y1292 LT, BETWEEN FS 68 AND FS 69. MAINTENANCE REMOVED CORRODED FLOORBEAM Y1292 LT FROM FS 68 TO FS 69; FABRICATED A NEW REPLACEMENT FLOORBEAM INSTALLED REPAIR PART IAW A320 SRM 51-72-11.