What was found
R4 DOOR, LOWER GATE EDGE HAS CORROSION. REMOVED CORROSION IAW SRM 51-10-02; ORIGINAL MATERIAL: .150", LOSS: .102", REMAINING: .048", FOUND OUT OF LIMITS IAW SRM 52-10-02, DETAIL 7, P 107, FIG 101. REMOVED DOOR GATE ON R4 DOOR IAW SRM 51-40-02. INSTALLED NEW DOOR GATE ON R4 DOOR IAW SRM 51-40-02/ 51-40-05. MAJOR REPAIR.