As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT PRESS FLOOR SILL PANEL HAS CORROSION AROUND FASTENER HOLE AT FS 452.35 & BL 43. AIRCRAFT REMOVED FROM SERVICE. REMOVED CORROSION AT FLOOR SILL PANEL AT FS 452.35 & BL 43 WITH A REWORK AREA THAT MEASURES L=1.88 X W=1.134 X D=.003" ORIGINAL THICKNESS .080" MATERIAL REMAINING .077" FOUND TO BE WITHIN ALLOWABLE LIMITS REF BOBBARDIER REO 601R53-41-666 REV C DTD 2012-11-06.