What was found
***CORROSION*** ON SUBTHRESHOLD WEB AT ACB BS794 - BS847 RBL28 WL158. / REMOVED CORROSION ON ACB SUBTHRESHOLD WEB AT BS794-BS847 RBL28 WL158 IAW SRM 51-10-02. MAX MATERIAL REMOVED IN AREA 3.0'L X 2.0'W X 0.008'D FROM AN ORIGINAL THICKNESS 0.045'. MATERIAL LOSS 0.008' (OR 17.7% MATERIAL REMOVED) WHICH IS OUT OF LIMITS IAW SRM 53-60-15-1A-1 ALLOWABLE DAMAGE 1. REMOVED AND REPLACED ACB SUBTHRESHOLD WEB PO# 758245 IAW SRM 51-40-02 AND IAW DWG# 146A8120