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.
A good example would be in the long hurdles such as the 200m hurdles, 300m hurdles, or 400m hurdles, where a facility might have a green mark on the track for the hurdle placement for those races and also have a green mark on the hurdle next to the notch where the appropriate hurdle height should be.