The present invention is directed to an improved wooden flooring system for use with flatbed trailers used in the commercial trucking industry. More specifically, the present invention is directed to a plurality of reinforced, domestically grown, wooden floorboards that are affixed together in an end-to-end manner using top and bottom joiner plates and fasteners to create a plurality of integrated floor planks to replace costly and increasingly hard to find tropical hardwood flooring for flatbed trailers.