As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED AT THE FWD CABIN FLOORBEAM FRAME 17. REMOVED CORROSION, PERFORMED HIGH FREQUENCY EDDY CURRENT INSPECTION. CUTOUT DAMAGE. FABRICATED REPAIR AND INSTALLED IAW SRM 51-40-00 AND E190 SRM 51-21-05.