What was found
MULTIPLE AREA OF CORROSION ON FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT AT LBL 21 BS 500-500D<[01] VERIFIED APPLICABILITY SRM 53-30-53-0I-2 FOR IDENTIFICATION <BR>AND SRM 53-00-53-1A-2 FOR ALLOWABLE DAMAGE.;[02] REMOVED CORROSION IAW SRM 51-10-02.<BR>ON FWD CARGO BAY TO SIDEWALL SUPPORT LBL 21 BS 500+14<BR>EVALUATED BLENDED AREA L=1.00' W=0.800' <BR>ORIGINAL THICKNESS 0.040' PER BAC 1496-444<BR>REMAINING 0.030' LOSS 0.010'; MAX MAT REMOVED 0.004'<BR>FOUND TO BE OUT OF LIMITS<BR>IAW SRM 53-00-53-1A-2 PARA 4A (2) FIG 103 DETAIL D.<BR>TOOL ID: ATS 1738 S/N: UNKNOWN DUE: 10/2023;[03] VERIFIED CORRECTIVE ACTION 1 AND 2.;[04] FABRICATED LOCATED AND DRILLED<BR>NEW FLOOR TO SIDEWALL SUPPORT AND NEW SPLICE<BR>FROM BS427 TO BS500D LBL 21 WL 156<BR>IAW SRM 51-40-05-0G-0; SRM 53-00-53-2R-6 AND DWG 143A7500 MATERIAL USED BAC1496-444#7075T62 LOT: 1524635-1<BR>OK TO TREAT AND PRIME ON<BR>NEW FLOOR TO SIDEWALL SUPPORT AND NEW SPLICE;[05] VERIFIED CORRECTIVE ACTION 4; OK TO TREAT AND PRIME.;[06] TREATED AND PRIMED REPAIR SPLICE AND SIDEWALL SUPPORT ANGLE PER SRM 51-20-01 AND PRIMER SOPM 20-41-02<BR>OK TO INSTALL REPAIR SPLICE;[07] VERIFIED CORRECTIVE ACTION 6<BR>OK TO INSTALL REPAIR SPLICE GIVEN;[08] INSTALLED REPAIR SPLICE BETWEEN BS 480 TO BS 500 LBL 21 WL 156 AT L/H FLOOR TO SIDEWALL SUPPORT PER SRM 53-00-53-2R-6<BR>ALL STEPS COMPLETED;[09] VERIFIED CORRECTIVE ACTION 8.;[10] VERIFIED THE MEASUREMENT TABLE.