This bachelors thesis drala modification of transport mode of current four-spoke quite large level transversal crossing road intersection I/52, II/381 and II/395 at Pohořelice. The solution is complicated by the road  I/52 one of the main transport links between Brno and Vienna, so the intersection of the should enable continuous operation. The key part is to design an optima location, shapeand size of the intersection.