As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT SIDE FLOOR SILL AT FRAME 280 IS CORRODED. R & R FLOOR SILL DUE TO SEVERE CORROSION. REMOVED AND BEGAN INSTALLATION RT FLOOR SILL BETWEEN FS 280 AND FS 319 IAW SRM 51-42-06-001-001-A01 AND 51-42-13-001-001-A01. RT FLOOR SILL BETWEEN FS 280 AND FS 319 FOUND TO BE OUT OF LIMITS IAW REO 670-53-00-390. INSTALLED RIVETS COMMON TO FLOOR SILL AND SKIN IAW SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01.