As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION UNDER PANEL 621AT IN FORWARD OUTBOARD CORNER AROUND FASTENER HOLE. WS45. REMOVED CORROSION TO AREA UNDER PANEL 621AT IN FORWARD OUTBOARD CORNER AROUND FASTENER HOLE AT WS45 AND CREATED GRID FOR NDT TO DETERMINE MATERIAL THICKNESS IAW CRJ 900 SRM 51-21-06-001-001-A01. COMPLIED WITH REO 690-57-41-472 REV—, REV DATE 2025/03/11.