As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*AVIONICS BAY FORWARD FLOORBOARD SUPPORT ON THE AFT SIDE OF THE FS280.00 FRAME IS CORRODED AT MULTIPLE AREAS ON BOTH THE TOP AND LOWER SURFACE. (MARKED) (C-CHECK RO 4/1/2021) REMOVED AND REPLACED MAIN AVIONICS BAY FORWARD FLOORBOARD SUPPORT ON THE AFT SIDE OF THE FS280.00 FRAME REF. CRJ 700 SRM 51-42-06-001-001-A01, SRM 51-42-13-001-001-A01 AND SRM 51-42-21-001-001-A01