As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT SILL CORRODED BETWEEN FS280.00 TO FS319.00 AS MARKED (C-CHECK RO 03/07/2026)REMOVED AND REPLACED BY NEW RIGHT SILL BETWEEN FS280.00 TO FS319.00. REF CRJ550 SRM 51-42-06-001-001-A01, SRM 51-42-13-001-001-A001 & DWG SH670--32170 REV V. COMPLED WITH 51-900-1002-SKY AND FORM M-337. LEAK CHECK OF PRESSURIZATION GOOD. SEE CONTINUATION CARD FOR DETAILS.