What was found
UPON REMOVAL OF COCKPIT FLOOR SUPPORT ANGLE AT FS. 280 FOUND THAT FS.280 FLOOR CROSS BEAM HAS CORROSION BETWEEN BL0 AND RBL11 AT TOP FWD CORNER FLANGE. (C-CHECK RO 10/4/2023) EVALUATED CORROSION ON FS280.00 FLOOR CROSS BEAM BETWEEN BL0 AND RBL11, AS OUT-OF-LIMITS. REPLACED FS280.00 FLOOR CROSS BEAM WITH NEW. REF. DWG CC670-34010 REV. -K, AND CRJ700 SRM 51-42-06-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.