What was found
CORROSION AFT CARGO BAY SUB THRESHOLD WEB MULTIPLE AREAS AROUND NUT PLATE HOLES BS794 TO BS847 RBL 26.5 WL156<[01] EVALUATED CORROSION AT ALL LOCATIONS; FOUND DEEPEST LOCATION TO BE AT BS 794.5+8' REMOVED 0.020' IN A AREA OF 1'X1' ORIGINAL THICKNESS 0.045' FOUND TO BE OUT OF LIMITS PER SRM 53-60-15-1A-1 USING ATS TOOL ID ATS 2473 DUE 08/2023;[02] VERIFIED CORRECTIVE ACTION 1 AND MEASUREMENT TABLE;[03] LOCATED; DRILLED; DEBURRED; AND INSTALLED NUT PLATES ON NEW AFT CARGO BAY SUB THRESHOLD WEB BS794 TO BS847 RBL 26.5 WL156 IAW SRM 51-40-02 AND DWG #146A8340.;[04] VERIFIED CORRECTIVE ACTION 3.;[05] OK TO INSTALL SUB THRESHOLD WEB;[06] OK TO INSTALL IS GIVEN.;[07] INSTALLED AFT CARGO BAY SUB THRESHOLD WEB BS794 TO BS847 RBL 26.5 WL156 IAW SRM 51-40-02 AND DWG #146A8340.;[08] UPDATED PART USE;[09] VERIFIED CORRECTIVE ACTION 8.;[10] WORKSCOPE IS COMPLETE