What was found
AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT L/H BS727-BS847 LBL21 ; / [01] VERIFIED APPLICABILITY OF SRM 53-60-53-01-2 FOR IDENTIFICATION AND SRM 53-00-53-1A-2 FOR ALLOWABLE DAMAGE; [02] REMOVED CORROSION FROM MULTIPLE AREAS OF ACB FLOOR TO SIDEWALL SUPPORT L/H BS727-BS847 LBL21; MAXIMUM BLENDED AREA 3'X1'; AND DEEPEST POINT EXCEED 50% OFF MAXIMUM LOSS; EVALUATED AREA AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 PAR. 4.A(2) FIG. 103; DETAIL A; PART REPAIRABLE BY REPLACEMENT.<BR>TOOL USED: DIAL DEEP GAUGE ID:ATS401; DUE DATE: 04/2022; [03] REMOVED CORROSION FROM ACB FLOOR TO SIDEWALL SUPPORT L/H BS727-BS847 LBL21; MAXIMUM BLENDED AREA 3'X1'X0.020' DEEP ORIGINAL MATERIAL THICKNESS 0.040' FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 PAR. 4.A(2) FIG. 103; DETAIL A.TOOL USED: DIAL DEEP GAUGE ID:ATS401; S/N UNKNOWN; [04] VERIFIED REMOVAL OF CORROSION FROM ACB FLOOR TO SIDEWALL SUPPORT L/H BS727-BS847 LBL21; MAXIMUM BLENDED AREA 3'X1'X0.020' DEEP ORIGINAL MATERIAL THICKNESS 0.040' FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 PAR. 4.A(2) FIG. 103; DETAIL A.