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.
For the 110m hurdles, the first hurdle is placed after a run up of 13.72m (45 ft) from the starting line. The next nine hurdles are set at a distance of 9.14m (30 ft) from eac â¦ h other, and the home stretch from the last hurdle to the finish line is 14.02m (46 ft) long.