What was found
AFT CARGO FWD DOOR CUT OUT SHIELD HAS CORROSION UNDER SEVERAL NUT PLATES. REMOVED CORROSION AT FWD DOOR CUT OUT SHIELD IAW SRM 51-10-02-0G. LOCATED AND DRILLED HOLES IAW SRM-51-40-05. TREATED AND PRIMED HOLES NEW SHIELD PLATE AS PER B-737 AMM-51-21-72-370-801; [07] CERTIFIED STEP#6; [08] VERIFIED STEPS 6 AND 7; [09] REMOVED CORROSION AT FWD DOOR CUT OUT SHIELD PLATE; NOTED MATERIAL LOSS MORE THAT 50% ;LOCATED AND DRILLED HOLES NEW SHIELD PLATE AS PER B-737-SRM -51-40-05 TREATED AND PRIMED HOLES NEW SHIELD PLATE IAW AMM-51-21-72-370-801.