As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION COMMON TO PRESSURE FLOOR ANGLE AT FUSELAGE STATION 473.15+5 LBL 36 TO LBL 42. ***AIRCRAFT REMOVED FROM SERVICE*** REMOVED CORROSION FROM PRESSURE FLOOR ANGLE AT FS 473.15+5 LBL 36 TO LBL TO LBL 42. EVALUATED BLEND AREA FOUND TO BE WITHIN ALLOWABLE LIMITS. HFEC INSPECTION PERFORMED WITH NO INDICATION NOTED. REF BOMBARDIER GREO 601R-53-41-666 REF C.