What was found
*FS574.00 FRAME IS CORRODED, STGR23L €“ STGR20L. (48 MO INSP) RO 5/6/2020 REMOVED CORROSION IN MULTIPLE AREA ON FRMAE AT FS574.00 BETWEEN STGR23L AND STGR20L. AFTER CORROSION REMOVAL, FOUND CRACK ON FLANGE NEAR RIVET HOLE OUTBOARD SIDE OF STGR23L REF CRJ-200-SRM ORIGINAL MATERIAL THICKNESS ON FRAME SECTION AT FS 574.00 WAS .050 REF CRJ-200-SRM. BLENDED AREA IS FOUND TO OUT OF LIMITS DUE CRACK ON FLANGE NEAR FASTENERS HOLE REF CRJ-200- SRM. INSTALLED FRAME SECTION AT FS 574 BETWEEN STGR 20L AND STGR 25R REF BOMBARDIER REO.