The SPUI, another variant of the compressed diamond interchange, was developed in 1970 to improve traffic capacity and operations while requiring less right-of-way than the diamond interchange. (93) The configuration of a typical SPUI is shown in figure 198.
Freebase(0.00 / 0 votes)Rate this definition: A hurdle is a moveable section of light fence. Traditionally hurdles were made from wattle, but modern hurdles are often made of metal. Hurdles are used for handling livestock, as decorative fencing, for horse racing and in the track and field event of hurdling.
Hurdle to step. A hurdle to step is used to set up for front handsprings, round offs, aerial cartwheels, and other skills requiring a kick. A hurdle to step sets you up for a lunge, allows for proper positioning of arms and shoulders, and maintains momentum. A hurdle is simply a single skip into an aggressive lunge.