What was found
CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT LBL 21 BS 727I+14; BS 727I+18; BS 727J+2; BS 727J+10. / [01] EVALUATED CORROSION AT ALL LOCATIONS; FOUND DEEPEST LOCATION TO BE AT BS 727I+18' REMOVED 0.010' IN A AREA OF 1'X1' ORIGINAL THICKNESS 0.040' FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2 USING ATS TOOL ID ATS2678 EXP 4/2023;[02] VERIFIED CORRECTIVE ACTION 1<BR>VERIFIED MEASUREMENTS TABLE;[03] REMOVED DAMAGED ACB L/H FLOOR TO SIDEWALL SUPPORT BS727+4 TO BS847; LBL 21; WL 156. PER SRM 51-40-02-0G-0;[04] LOCATED AND DRILLED NEW ACB L/H FLOOR TO SIDEWALL SUPPORT BS727+4 TO BS847; LBL 21; WL 156. PER DWG 146A7500 AND SRM 51-40-05-0G-0.;[05] OK TO INSTALL.;[06] VERIFIED CORRECTIVE ACTION 4.<BR>OK TO INSTALL;[07] INSTALLED NEW FLOOR TO SIDEWALL SUPPORT AT BS 727-847 LBL 22 WL 156 IAW SRM 51-40-02-0G-0 AND DWG 146A7500.;[08] RII INSPECTED CORRECTIVE ACTION ITEM 7.;[09] VERIFIED MEASUREMENT FIELDS; ALL STEPS COMPLETE; JOB COMPLETE.