As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* R/H FLOOR SILL HAS MULTIPLE AREAS OF CORROSION FROM F/S 280 TO APPROX 319 ( MARKED ) (C-CHECK RO 9/8/2021) REMOVED AND REPLACED CORRODED RH FLOOR SILL FROM APPROX FS280 TO FS319 WITH NEW UNIT. REF CRJ900 51-42-06-001-001-A01, 51-42-13-001-001-A01, 51-42-21-001-001-A01 AND DWG SH690-32170 REV AD. COMPLIED WITH TASK CARD 51-900-1002-SKY. PRESSURE CHECKED GOOD, SEE CONTINUE CARD FOR DETAILS OF WORK PERFORMED.