As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CROSSBEAM SPACER IS CORRODED AT FS 333, ON THE O/B SIDE OF THE RBL 9 BEAM. REMOVED THE RBL9 O/B CROSSBEAM SPACER AT FS 333 TO FULLY REMOVE ALL CORROSION IAW CRJ-900 51-42-06-001-001-A01. LOCATED, DRILLED AND INSTALLED NEW SERVICEABLE SPACER P/N SH670-32167-3 AT FS 333 AND RBL 9 O/B LOCATION IAW CRJ 900 SRM 51-40-11-001-001-A01 AND 51-42-06-001-001-A01.