As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLOOR BEAM BETWEEN FS661+16 & FS661+42 AT RBL 9.0 WAS FOUND TO HAVE CORROSION DAMAGE ON THE UPPER FLANGE, WHICH WAS THEN BLENDED. PERFORMED PERMANENT REPAIR IAW CRJ 700/900 SRM 53-31-43 , FIGURE 53-31-43-991-801, ITEM 7, EA 83-2021-046.