What was found
AFT PRESSURE BULKHEAD CRACKED AT FS. 621.00, WL 100.5 TO WL 102.5, RBL 27.50 + .375, CRACK 2.50Ï¿½L. ***AIRCRAFT REMOVED FROM SERVICE*** PERFORMED CUT-OUT ON DAMAGED AREA OF AFT PRESSURE BULKHEAD AT FS. 621.00, RBL 27.50, CUT-OUT DIMENSIONS: 14.00Ï¿½ L X 1.778Ï¿½ W REF BOMBARDIER REO: 601R-53-61-1285, REV (E) ISSUE DATE: 2016-10-31. PERFORMED HFEC INSPECTION ON CUT-OUT OF DAMAGED AREA OF AFT PRESSURE BULKHEAD AT FS. 621.00, WL 98 TO WL 112, RBL 27.50 + .375 REF. BOMBARDIER REO: 601R-53-61-1285, REV (E) ISSUE DATE: 2016-10-31 AND CRJ-200 PART (1) NDTM 51-20-06, REV (42). NO INDICATION NOTED. ET TESTER S/N: 60007150515 CAL DUE: 10-09-2021. FABRICATED AND DRILLED REPAIR DOUBLER AT AFT PRESSURE BULKHEAD FS. 621.00, RBL 27.50, SHIM: 0.063Ï¿½ THICK, 14.85Ï¿½ L X 1.74Ï¿½ W, DOUBLER: 0.040Ï¿½ THICK, 22.90Ï¿½ L X 5.60Ï¿½ W, TRIPLER: 0.063Ï¿½ THICK, 20.85Ï¿½ L X 3.44Ï¿½ W REF. REO: 601R-53-61-1285, REV (E) ISSUE DATE: 2016-10-31. APPLIED PROTECTIVE FINISH TO FABRICATED PARTS REF. CRJ-200 SRM 51-25-01. INSTALLED FABRICATED PARTS AT AFT PRESSURE BULKHEAD FS. 621.00, RBL 27.50 REF. REO: 601R-53-61-1285, REV (E) ISSUE DATE: 2016-10-31.