As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DECK COMPARTMENT SEAT TRACK FOUND WITH CORROSION AT STATION 5-33 LBL 75 AS MARKED. REPAIRED AS PER SRM 53-70-00 FIGURE I VOLUME I. FLOOR PANEL 281BS REMOVED AND INSTALLED AS PER AMM 53-21-04-4. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.