As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH FLOOR SILL HAS MULTIPLE SPOTS OF CORROSION FROM FS280.00 TO FS310.00 (C-CHECK RO 7/10/2021) REMOVED CORRODED L/H FLOOR SILL BETWEEN F.S. 280.00 - 310.00 AND INSTALLED NEW SILL IAW CRJ-700 SRM 51-42-13-001-001-A01, 51-42-21-001-001-A01, AND 51-42-06-001-001-A01 REVISION 38B - 14 DEC 2020. REF ATTACHED CONTINUATION FOR ALL WORK PERFORMED. COMPLETED SKYWEST TASK CARD 51-900-1002-SKY AND M-337. NO CHANGE TO WEIGHT AND BALANCE.