What was found
CORROSION FOUND ON INTERCOSTAL AT RBL 20; WL153; STA767+5 AND STA767+6 ; / [01] REMOVED INTERCOSTAL FROM BS 767 TO BS 867; RBL 20; WL 153 IAW SRM 51-40-02-0G-0; [02] VERIFIED COMPLETE STEPS 1; 2.; [03] REMOVED CORROSION FROM INTERCOSTAL AFT CARGO BAY BS767+5'' RBL20 WL153; P/N 146A8123U19; IN AREA .7''X.3''X0.020'' DEEP; ORIGINAL THICKNESS 0.063''; REMAINING MAT. THICKNESS 0.043' FOUND TO BE OUT OF LIMITS IAW SRM 53-00-04-1A-1 STEP 4.B. (2) FIGURE 102. TOOL USED: DEPTH GAGE ID:ATS2472; DUE DATE: 06/2022; [04] VERIFIED CORRECTIVE ACTION ENTRY 3.; [05] RECEIVED NEW INTERCOSTAL LOCATED AND DRILLED MAT. ITEM#146A8123U19; LOT#1470503-2 FROM BS767 TO BS787 RBL 20 WL 153 IAW.SRM 51-40-05-0G-0; DWG 146A8123; [06] VERIFIED DRILLED MAT. ITEM#146A8123U19; LOT#1470503-2 FROM BS767 TO BS787 RBL 20 WL 153 IAW.SRM 51-40-05-0G-0; DWG 146A8123.; [07] OK TO INSTALL NEW INTERCOSTAL.; [08] VERIFIED OK TO INSTALL.; [09] INSTALLED NEW INTERCOSTAL AFT CARGO BAY AT BS 767 TO BS 787 RBL 20 WL 153 IAW SRM 51-40-02-0G-0 DWG 146A0081; [10] VERIFIED INSTALLATION OF NEW INTERCOSTAL AFT CARGO BAY AT BS 767 TO BS 787 RBL 20 WL 153 IAW SRM 51-40-02-0G-0 DWG 146A0081; [11] TASK COMPLETE