What was found
*CORROSION FOUND ON FRAME IN BELLY AT FS 581 BETWEEN STGR 24L AND STGR 26R. (C-CHECK) RO 2/14/2020 REMOVED/BLENDED CORROSION FROM FRAME FLANGE AND VERTICLE WEB ON FRAME AT .F.S.581 BETWEEN STR 24L AND 26R.REF: CRJ-900 S.R.M. ORIGINAL THICKNESS: 0.063" REMAINING THICKNESS: 0.053" ALLOWABLE MATERIAL LOSS: 10% OR 0.006" REF CRJ-900 SRM REMOVED MATERIAL : 0.010" FRAME IS OUT OF LIMITS, EXCEEDS ALLOWABLE REMOVAL MATERIAL AND CROSS SECTION DAMAGE ON WEB AND FLANGE AEAS. REPAIRED REF. BOMBARDIER REO. LEAK CHECKS GOOD.