As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* L/H SILL FROM FS 559.0 TO FS 559+80 HAS CORROSION SEVERAL AREAS (C-CHECK) RO 12/6/2019 REMOVED CORROSION ON L/H FLOOR SILL FROM FS559.00 TO FS559.00+80 AND EVALUATED REPAIR. REPAIR FOUND TO BE WITHIN LIMITS AND RESTORED SILL TO ORIG. CONFIGURATION. IAW REO. SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED