| 摘要 |
A racetrack designed to accommodate various types of auto racing class including Indy, CART, Formula 1 etc. is disclosed. The race track of the present invention is a continuous closed circuit track with at least two loops which loop about a common center area and with track passing over itself at least once by a nonlevel crossing such as an overpass so that the track does not have a level crossover and thereby allowing a vehicle making an entire circuit of the track the option of only making turns in one direction and not passing over any portion of the track more than once is a single circuit of the track.
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