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.
Kentucky Derby. May 5, 1973 ~ Kentucky Derby ~ 1 1/4 mile ~ Churchill Downs. The First Saturday in May of 1973 found a record 134,476 fans crowding into the ancient stands and sprawling across the infield lawn of Churchill Downs for the 99th running of the Kentucky Derby. The horse on most everyoneâs mind was Secretariat.