What was found
FLOOR BEAM LBL 9 UPPER INBOARD FLANGE IS CORRODED AT APPROXIMATELY FS 409+30, FS 409+60 AND FS 409+118. C-CHECK RO 10/18/2020. REMOVED, FABRICATED, AND REPLACED/INSTALLED FLOORBEAM CAP, IAW REO CRJ 200 SRMS. MAJOR REPAIR TASK & FORM 337 COMPLETED AND ATTACHED. NO MEASUREABLE WEIGHT CHANGE.