The overpass incorporated into this structure gives a method of folding the raceway back in upon by itself, and in the method supplies additional extended straights. 5' x nine' Raceways This next team of raceway layouts fit on an individual 5x9 foot table. 5x9 foot plywood sheets are available from https://rylanuxaeg.elbloglibre.com/27950264/cair33-alternatif-options