What was found
CORROSION ON SUBTHRESHOLD WEB AT FWD CARGO BAY RBL28 BS451; BS454; BS460; BS471; BS480. MARKED. ; / [01] EVALUATED CORROSION AT ALL LOCATIONS; FOUND DEEPEST LOCATION TO BE AT BS 465 REMOVED 0.015' IN A AREA OF 1'X1' ORIGINAL THICKNESS 0.045' FOUND TO BE OUT OF LIMITS PER SRM 53-30-15-1A-1 USING ATS TOOL ID ATS1225 S/N UNKNOWN; [02] VERIFIED APPLICABILITY OF SRM 53-30-15-1A-1 AND DAMAGE FOUND TO BE OUT OF LIMITS; [03] LOCATED AND DRILLED NEW SUBTHRESHOLD WEB AT FWD CARGO BAY BS 440 TO 480+12' PER SRM 51-40-05-0G-0 AND DWG 143A8330; [04] VERIFIED CORRECTIVE ACTION 3.