What was found
AFT CARGO COMPARTMENT AFT SHIELD ASSY BETWEEN BS 847 AND BS 867, RBL 21.0 IS CORRODED. ACFT GROUNDED. REMOVED CORROSION FROM AFT CARGO COMPARTMENT AFT SHIELD ASSY FROM IAW SRM 51-10-02. ORIGINAL MATERIAL THICKNESS 0.050, MATERIAL LOSS 0.007, MAXIMUM ALLOWABLE MATERIAL LOSS 0.005, MATERIAL REMAINING 0.043. AREA OUT OF LIMITS IAW SRM 53-00-53-1A-2. REMOVE SHIELD ASSY IAW SRM 51-40-02. LOCATED AND DRILLED NEW SHIELD ASSY IAW SRM 51-40-05. INSTALLED NEW SHIELD ASSY IAW SRM 51-40-02. REMOVED DOT.