As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* CORROSION L/H PRESSURE FLOOR SILL STRUCTURE FROM 409.0 +128 TO FS559.0 / ALONG ENTIRE LENGTH. (C-CHECK) RO 12/27/2019 REMOVED CORROSION FROM LH PRESSURE FLOOR SILL STRUCTURE FROM FS409.0 +128 TO FS559.0 ALONG ENTIRE LENGTH. REF BOMBARDIER REO. SEE CONTINUATION CARD FOR DETAILS.