As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L/H AFT CARGO FLOOR SILL BETWEEN F.S. 985.00 AND F.S. 1000.00 IS CORRODED AT (3) LOCATIONS. LOCATED, DRILL AND INSTALLED NEW INTERCOSTAL P/N: MM670-35657-001 SERVICEABLE IAW CRJ900 SRM 51-40-11-001-001-A01 51-42-06-001-001-A01 AND CRJ953-15610 REV IR DATE 10/05/2023.