As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT FLOOR BEAM LH B27 FS 559+80 TO 621 APPROX. HAS CORROSION AROUND NUT PLATE AS MARKED (C-CHECK) RO 4/16/2020 PERFORMED PERMANENT REPAIR TO AFT FLOOR BEAM LH B27 FS 559+80 TO 621 APPROX. HAS CORROSION AROUND NUT PLATE. REF BOMBARDIER REO SEE CONTINUATION SHEET FOR MORE DETAILS.