Garage Workbench Dimensions

I went down to a cabinet shop and bought kitchen cabinets that were miss ordered or overstocked got them for pennys on the dollar then went down to a trailer repaire shop and bought floor sections 15 inches wide by 1 1/4 thick these are oak pinned and glued two sections together my bech is 25 ft long so the trailer floor was perfect belt sanded them down and the wife polyurethaned them they are veary durable and look sweet