What was found
RBL 9 CABIN FLOOR BEAM IB AND OB FLANGES HAVE AREAS OF CORROSION BETWEEN FS 559+48 TO FS 559+99 (C-CHECK RO 1/5/2022) REMOVED AND REPLACED FLOORBEAM CAP AT RBL 9 BETWEEN FS 559+48 TO FS 559+99 IAW MHIRJ REO 601R-53-51-610 REV -- DATED 2021-11-16 , CRJ 200 SRM 51-40-11, 51-25-06, 51-25-16, AND SKY CARD 51-900-1003-SKY NO WEIGHT CHANGE FORM 337 IS ATTACHED REF ATTACHED CONTINUATION CARD FOR DETAILS OF WORK PERFORMED