As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SAL - MAJOR REPAIR - DURING BC4 CHECK DISCOVERED LEVEL 2 GALVANIC CORROSION ON DUMMY RAIL AT CABIN FLOOR STRUCTURE LOCATED AT FR 20 -3.5" AT Y-1292. MAINTENANCE REMOVED CORROSION AND FOUND REWORK TO BE OUT OF LIMITS. MAINTENANCE REMOVED AND INSTALLED NEW SEAT TRACK SECTION FROM FR 12 TO FR 24 AT Y-1292 IAW AIRBUS 319 SRM 51-72-11 PAGE 1 TO PAGE 2.