As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-03 CHECK CORROSION WAS FOUND ON LOWER SURFACE OF CABIN FLOOR AFT SHEAR PLATE BETWEEN FR 69 AND FR 70 AT AFT END OF BEAM Y1292 LT. MAINTENANCE REMOVED CORRODED CABIN FLOOR AFT SHEAR PLATE FROM FR 69 TO FR 70 AT BEAM Y1292 LT; FABRICATED A NEW REPLACEMENT SECTION OF AFT SHEAR PLATE; INSTALLED REPAIR PART IAW A320 SRM 51-42-11 FIG 2, 3 & 8.