What was found
CORROSION ON FLOOR TO SIDEWALL SUPPORT AT AFT CARGO BAY BS727C+18 RBL20 WL156. ; / [01] EVALUATED CORROSION ON ACB SIDEWALL SUPPORT BS 727C+18'' RBL 20 WL 156 AND FOUND TO BE OUT OF LIMITS DUE TO EXCEEDS ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-53-1A-2 PART 4A(2); MEASURES OF CORROSION L=2.0'' X W= 1.5'' X D=0.015'' FROM ORIGINAL THICKNESS OF TH=0.040''; TOOL USED CALIPER ID:ATS2318 S/N:B19006095; DEPTH GAUGE ID: ATS2472 S/N: UNKNOWN; [02] REMOVED ACB SIDEWALL SUPPORT BS727-767 RBL 20 WL 156 IAW SRM 51-40-02-0G-0; [03] VERIFIED EVALUATED CORROSION ON ACB SIDEWALL SUPPORT BS 727C+18'' RBL 20 WL 156 AND FOUND TO BE OUT OF LIMITS DUE TO EXCEEDS ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-53-1A-2 PART 4A(2); MEASURES OF CORROSION L=2.0'' X W= 1.5'' X D=0.015'' FROM ORIGINAL THICKNESS OF TH=0.040''; TOOL USED CALIPER ID:ATS2318 S/N:B19006095; DEPTH GAUGE ID: ATS2472 S/N: UNKNOWN; [04] FABRICATED; LOCATED AND DRILLED ACB SIDEWALL SUPPORT BS727-767 RBL 20 WL 156 IAW SRM 51-40-05-0G-0 AND DRAWING# 146A7502;