As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT HAND FLOOR SILL IS CORRODED OUT OF LIMITS IN TWO SPOTS FROM FS 280 TO FS 319. CORRECTIVE ACTION; CUT OUT DAMAGED AREA, FABRICATED AND INSTALLED REPAIR DOUBLERS(PN 670-53-00-390-1 DOUBLER, -2 DOUBLER,-3 FILLER) IAW BOMBARDIER REO 670-53-00-390 REV B DATED 2017-04-03.