What was found
CORROSION ON FLOOR ANGLE FS 523 TO FS 530, RBL 42. AIRCRAFT REMOVED FROM SERVICE. REMOVED CORROSION AT RT FLOOR ANGLE AT FS 523 TO FS 530 & RBL 42, REF CRJ 200 SRM 51-21-06. REWORKED AREA MEASURES 2.5" L X 1.40" W X .006" D. ORIGINAL MATERIAL THICKNESS .080", REMAINING MATERIAL THICKNESS .074". HFEC ACCOMPLISHED WITH NO INDICATIONS NOTED, REF NDTM 51-20-06, PART 1, REV 41. TREATED, PRIMED, PAINTED AND APPLIED CPC. WITHIN ALLOWED LIMITS, REF BOMBARDIER REO 601R-53-41-666, REV C, 2012-11-06.