As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT CABIN PRESSURE FLOOR SILL IS CORRODED AROUND A NUTPLATE AT FS 442.00. BLENDED AREA ON LT SIDE CABIN FLOOR SILL AT FS 424 IAW SRM 51-21-06. REMOVED .007 OF MATERIAL. FOUND TO BE OUT OF LIMITS IAW SRM 53-41-45. C/W EC/TC REO:601R-53-41-666 AND REO:601R-53-41-666, REV C, DATED 11/06-2012 AS WRITTEN.