As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DECK FLOOR BEAM HAS BLUE WATE CONTAMINATION AT FR. 13B BETWEEN Y1959 TO Y953. REMOVED AND REPLACED FLOOR BEAMS AT FR. 13B BETWEEN SEAT TRACKS Y953 TO Y1959 IAW SRM 51-40-21 AND SRM 53-12-15. REPAIR IS CLASSIFED AS CAT. "A" AND MAJOR REPAIR.