What was found
AFT CARGO DOOR THRESHOLD WEB HAS CORROSION STA. 807-847. (MARKED)<[01] REMOVED AFT CARGO DOOR THRESHOLD WEB TO REPLACE DUE TO CORROSION.;;[03] REMOVED CORROSION ON AFT CARGO DOOR THRESHOLD WEB; MATERIAL REMOVED WAS ;008'; ORIGINAL MATERIAL THICKNESS IS .040' FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2;[04] CORRECTIVE ACTION #1 REMOVED AFT CARGO DOOR THRESHOLD WEB IAW SRM 51-40-02;[05] DRILLED NEW AFT CARGO DOOR THRESHOLD WEB PART #146A8123U25 IAW SRM 51-40-05. INSTALLED NUT PLATES IAW SRM 51-40-02. APPLIED CIC TO PART AND STRUCTURE (UNDER THRESHOLD WEB) PER AMM 51-21-91.