What was found
LT SIDE SEAT RAIL LOCATED APPROXIMATELY FS 661+14 TO 661+90 HAS EVIDENCE OF CORROSION AT SEVERAL MARKED LOCATIONS. C-CHECK RO 10/9/2020. REMOVED CORROSION FROM DISCREPANT AREAS OF LT SIDE SEAT RAIL BETWEEN FS 661.00 +14 AND FS 661.00 +90, REF CRJ900 SRM 51-21-06-001-001-A01. FOUND TO BE OUT OF LIMITS, REF CRJ900 SRM AND BOMBARDIER STANDARDS MANUAL. REMOVED CORRODED SIDE SEAT RAIL SECTION FROM FS 661.00 +14 TO FS 661.00 +90, REF CRJ900 AMM AND INSTALLED REPLACEMENT SIDE SEAT RAIL FROM FS 661.00 +14 TO FS 661.00 +90, REF CRJ900 AMM.