What was found
CORROSION ON FLOOR SUPPORTS (4 EAS) LOCATED BTW FS280 TO FS295, LBL20, LBL38, RBL19, RBL37 AND (1 EA) BTW FS310 TO FS319 LBL 20 AT FUSELAGE FLOOR STRUCTURE. WERE EVALUATED, DUE TO EXCESSIVE DAMAGE ON FLOOR SUPPORTS (4 EAS) LOCATED BTW FS280 TO FS295, LBL20, LBL38, RBL19, RBL37 AND (1 EA) BTW FS310 TO FS319 LBL 20 AT FUSELAGE FLOOR STRUCTURE PER CRJ700 SRM 51-10-06-001-001-A01 AND REPLACED PER CRJ700 SRM 51-42-21-001-001-A01.