As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE UPPER CAP OF THE FS 377 FLOORBEAM WAS FOUND CORRODED. THE UPPER CAP WAS TRIMMED OFF AND A NEW SECTION FABRICATED. DURING INSTALLATION OF THE NEW SECTION, SEVERAL ATTACH HOLES COMMON TO THE FS 377 FRAME AT LBL 65 WERE DAMAGED. THE AFFECTED HOLES WERE OVERSIZED, BUSHED, AND REPAIRED WITH AN ALUMINUM DOUBLER. THE REPAIRS WERE ACCOMPLISHED PER ER/A 384265-14, REV A.