What was found
*IN MAIN CABIN, FLOOR BEAM FRAME TIE AT APPROXIMATELY FS310 & STR 17L, FRAME TIE HAS MULTIPLE AREAS OF CORROSION. (MARKED) (C-CHECK RO 3-25-22) REMOVED CORROSION AT MAIN CABIN FLOOR BEAM FRAME TIE APPROX. FS 310.00 AND STGR. 17L. AS REQUIRED REF: CRJ-200 SRM 51-21-06. FOUND TO BE OUT OF LIMITS. RECEIVED AND COMPLIED WITH ALL STEPS OF REO 601R-53-21-3530 REV--, DATED 2022-02-07. COMPLIED WITH TASK CARD 51-900-1003-SKY.