What was found
CORROSION ON PASSENGER CABIN INTERCOSTAL AT LBL 11 BS 294+9. / [01] CORROSION ON PASSENGER CABIN INTERCOSTAL AT LBL 11 BS 294+9'' W.L 208 P/N 141A5690-1; FOUND TO BE OUT LIMITS DUE TO MISSING MATERIAL REMAINING THICKNESS=0 I.A.W SRM 53-10-51-1A-1 FOR ALLOWABLE DAMAGE AND DWG 141A5400 FOR IDENTIFICATION AND IT WILL REPAIRABLE BY REPLACEMENT I.A.W SRM 51-10-02-0G PAR 9C .;[02] VERIFIED CORRECTIVE ACTIONS STEP 1.;[03] LOCATED AND DRILLED NEW INTERCOSTAL P/N 141A5690U1 BETWEEN BS 294 TO BS 312 LBL 11 PEER SRM 51-40-02 AND DWG 141A5600 OK TO INSTALL PART;[04] VERIFIED CORRECTIVE ACTION ITEM 3; NEW INTERCOSTAL DRILLED UP.<BR>OKAY TO INSTALL NEW INTERCOSTAL GIVEN.;[05] INSTALLED NEW PASSENGER CABIN INTERCOSTAL AT BS 294 TO BS 312 AT LBL 12 IAW SRM 51-40-02-0G-0 DWG 141A5600; CARD IS COMPLETED;[06] VERIFIED CORRECTIVE ACTION #5.;[07] LOCATED AND DRILLED NEW INTERCOSTAL P/N 141A5690U1 BETWEEN BS 294 TO BS 312 LBL 11 PEER SRM 51-40-05 AND DWG 141A5600 OK TO INSTALL PART;[08] VERIFIED WORKSCOPE COMPLETE. CORRECTIVE ACTION 7 WAS CLARIFYING AN EDIT FOR ACTION 3.