What was found
" CORROSION ON SEAT RAILS 4EA BTW FS 374 TO FS 677 LBL 9 AT FLOOR PASSENGER CABIN. CORROSION ON SEAT RAILS (3EAS) BTW FS 374 TO FS 485 AND FS 581 TO 677 LBL 9 AT FLOOR PASSENGER CABIN WAS EVALUATED OUT OFF LIMITS PER CRJ-900 SRM 53-21-49-101-001-A01, SRM 53-31-49-101-001-A02, SRM 53-41-49-101-001-A02 AND SEAT RAIL (3EAS) WERE REPLACED PER CRJ900 AMM 53-00-49 ALSO CORROSION ON SEAT RAIL (1EA) BTW FS 485 TO FS 581 LBL 9 AT FLOOR PASSENGER CABIN WAS REMOVED PER CRJ-900 SRM 51-21-06-001-001-A01 AND EVALUTATED WITH MAXIMUM DEPTH=0.009"" THEREFORE IT IS WITHIN LIMITS PER CRJ-900 SRM 53-31-49-101-001-A01 "