As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND 1 INCH DIAMETER AREAS OF CORROSION STATION 328 FLOOR BEAM UPPER CHORD AT NUT PLATE HOLES RBL 13 TO RBL 58. CUT OUT DAMAGED CHORD AND SPLICED IN NEW SECTION PER TR 53-10-03. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)