What was found
CORROSION- AFT CARGO BAY RBL22 FLOOR TO SIDEWALL SUPPORT CORRODED AT BS727+12;+16;+18; BS727A+2;+6;+18 BS727B;+2;+6;+10; AND+14. ; CORROSION- AFT CARGO AY RBL22 FLOOR TO SIDEWALL SPPORT CORRODED AT BS727+12;+16;+18; BS727A+2;+6;+18 BS727B;+2;+6;+10; AND+14. / [01] REMOVED CORROSION ON FLOOR TO SIDEWALL SUPPORT AT DISCREPANCY AREA FOUN TO BE OUT LIMITS; BS 727+10'. MEASURES: L=1.100'; W= 0.500'; D=0.010'. ORIGINAL THICKNESS 0.040';MATERIAL LOSS 0.010' REMAINING THICKNESS 0.030'. IAW. SRM 53-00-53-1A-2; ALLOWABLE DAMAGE 2; STEP 4A(2). TOOL USED: DEPTH GAGE ID: ATS 1672; DUE DATE 03/2022.; [02] VERIFIED CORRECTIVE ACTION 1; [03] REPLACED ACB FLOOR TO SIDEWALL SUPPORT ON CUSTOMER CARD # TTG8Q009K5FM; [04] VERIFIED