As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING SCHEDULED MAINTENANCE THE FLOOR BEAM AT FS 280 WAS OBSERVED TO HAVE EXCESSIVE PITTING/LEVEL 2 CORROSION BEYOND REPAIRABLE LIMITS REQUIRING PART REPLACEMENT. THIS AREA WAS PREVIOUSLY REPAIRED IAW SB670BA-53-041. (TC# 20190726016)