As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRESSURE FLOOR PANEL AT FS 544.00+4.5 AND RBL 42 HAS CORROSION AROUND NUT PLATE HOLE. ***AIRCRAFT REMOVED FROM SERVICE*** REMOVED CORROSION FS 544.00+4.5 RBL 42. 1.0 INCH WIDE X 2.0 INCH LONG. PREFORMED HFEC, NO DEFECTS NOTED. PERFORMED UT THICKNESS CHECK .075 REMAINING. FOUND TO BE WITHIN LIMITS, RESTORED PROTECTIVE FINISH REF REO 601R-53+41-666 REV C 2012-11-06.