Artistic rendering of the "straddle bus". The "straddle bus" spans two of traffic lanes and sits at a height of 4.5 meters. It will be used on major roads in cities and may reduce road traffic by 20 to 30 percent, according to Song, the vehicle's inventor and the chairman of shenzhen huashi future parking equipment co. ltd. The bus will run along special tracks and will sit on a pair of stilts so ordinary cars can pass underneath it. It could carry up to 1,400 passengers and it could travel as fast as 60 to 80 kilometers per hour.