What was found
* THE RH FLOOR SILL AT FS 319.00 HAS CORROSION. (MARKED) (C CHECK) RO 3/7/2020 REMOVED CORROSION TO THE R/H FLOOR SILL AT FS 319.00 PER REF: CRJ200 SRM. GALLEY SUPPORT ANGLE ORIGINAL THICKNESS IS .090", AMOUNT REMAINING IS .087" REF NDT, REMOVED .003" AND MAX ALLOWABLE IS .009" AND THEREFORE THE ANGLE/ DOUBLER IS IN LIMITS OF CRJ 200 SRM 53-00-00. ORIGINAL THICKNESS OF THE RH FLOOR SILL IS .063" AMOUNT REMAINING IS .027" REF NDT, REMOVED .036" AND MAX ALLOWABLE IS .0063" THEREFORE THE SILL IS OUT OF LIMITS REF CRJ 200 SRM. REMOVED AND REPLACED THE SILL IAW CRJ 200 SRM. PRESSURE LEAK CHECKS GOOD.