What was found
***CORROSION*** ON FLOOR TO SIDEWALL SUPPORT AT FWD CARGO BAY BS500 - 500C LBL23 WL157. / SIDEPLATE CHANNEL SUPPORT FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-2; MULTIPLES AREAS 1 X 1 MORE THAN 50% MATERIAL LOSS. FABRICATED SIDEWALL SUPPORT IAW SRM 53-30-53-01-2 BAC1496-444-7075-76 CLAD LOT# 1412169-1 AND DWG 143A 7500; APPLIED CHEMICAL CONVERSION COATING IAW SRM 51-20-01. FABRICATED REPAIR SPLICE FROM EXTRUSION BAC1496-444# 7075-T6 LOT# 1412169-1 APPLIED CHEMICAL CONVERSION COATING AND PRIMER IAW SRM 53-00-53-2R-5. INSTALLED NEW FLOOR TO SIDEWALL SUPPORT BS400-500D LBL23 IAW SRM 51-40-02 AND DWG 143A7500 80641U 26FEB20. REMOVAL OF SIDEWALL SUPPORT AT FCB BS400-500D IAW SRM 51-40-02.