What was found
AFT CARGO DOOR SILL PLATE HAS SEVERAL AREAS OF CORROSION; MARKED.<[01] REMOVED SURFACE CORROSION ON RH SILL PLATE FROM STATION 787+5 TO 847. MATERIAL REMAINING THICKNESS .043. SILLL PLATE REQUIRE TO BE REPALACE. ALL WORK REFERENCE TO SRM 53-60-15-1A-1;[02] VERIFIED REMOVED SURFACE CORROSION ON RH SILL PLATE FROM STATION 787+5 TO 847. MATERIAL REMAINING THICKNESS .043. SILLL PLATE REQUIRE TO BE REPALACE. ALL WORK REFERENCE TO SRM 53-60-15-1A-1.;[03] LOCATED; DRILLED; AND COUNTERSUNK NEW AFT CARGO DOOR SILL PLATE IAW SRM 51-40-05 AND SRM 51-40-08. TREATED AND PRIMED NEW HOLES IAW SRM 51-20-01;[04] VERIFIED CORRECTIVE ACTION #3: LOCATED; DRILLED; AND COUNTERSUNK NEW AFT CARGO DOOR SILL PLATE IAW SRM 51-40-05 AND SRM 51-40-08. TREATED AND PRIMED NEW HOLES IAW SRM 51-20-01;[05] INSTALLED NEW SILL PLATE PER SRM 51-40-02.;[06] VERIFIED INSTALLED NEW SILL PLATE PER SRM 51-40-02.