As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION FOUND FLOOR SUPPORT CORRODED AROUND NUTPLATE HOLES BETWEEN STA 312 AND 328 TO THE LEFT OF BL 0 AND TO THE RIGHT OF BL 0. THE FLOORBEAM SECTIONS WERE REMOVED, NEW FLOORBEAM SECTIONS WERE FABRICATED AND INSTALLED IAW ECRA 5310-03413 AND BOEING DRAWING 65-46812 AND 65-45834.