What was found
FWD PIT THRESHOLD DOOR SILL WEB CORRODED AT STA 480+2 RBL 28 WL 156 / REMOVED CORROSION FROM SILL WEB IAW SRM 51-10-02 ORIGINAL THICKNESS .050 .025 MAT'L LOSS FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-2 LOCATED AND DRILLED NEW WEB IAW SRM 51-40-05 APPLIED CIC TO BOTTOM OF SILL AND STRUCTURE ATTACH TOO IAW AMM 51-21-21-620-802 INSTALLED NEW SILL WEB IAW BOEING DWG 143A8120 REV A + SRM 51-40-02 APPLIED CIC TO UPER SURFACE OF SILL WEB IAW AMM 51-21-91-620-802 ATAG A83851 P/N 143A8122-10