Procedure: The present worth of each system was taken using the installation cost per linear foot. Added to that was the remove and dispose cost for concrete (with the interest calculated over the. expected useful life of the curbing) or the remove, stockpile and reset cost of the granite, also per. linear foot.
The numbers never change, and the variable hurdles are always the same. Kentucky Derby length - 1 1/4 mile dirt track at Churchill Downs. --->>> 10 furlongs. Preakness Stakes length - 1 3/16 dirt track at Pimlico Race Course.
Why 3-Year-Olds Rule the Triple Crown. And faster 4-year-olds don't get a shot. Smarty Jones will vie for horse racing's Triple Crown this Saturday at the Belmont Stakes. Like the Crown's other two jewels, the Kentucky Derby and the Preakness, the Belmont is contested solely by 3-year-old horses. Why is there such a strict age limit, especially considering that older thoroughbreds often run faster?