Patent ID: 8424813

Claim:
A system for crossing a train on a side track over a main track, the system comprising: a. a plurality of railroad ties; b. a main rail having a continuous beam supported by said ties, said main rail having a main rail tread bearing surface; c. a turnout side rail section supported by said ties and crossing the main rail, the side rail section being divided into a toe rail segment and a heel rail segment that are located on opposite sides of said main rail; said toe rail segment angled upwardly from the horizontal toward said main rail and terminating at a height; and d. a frog on the heel side of said main rail, said frog having a frog tread bearing surface disposed at a level higher than inner main rail crown, and being aligned with and secured to said heel rail segment, said heel rail segment angled upwardly from the horizontal toward said frog, said frog having a flange pathway having transitional flangeway floor having an upfield portion substantially level with said crown of said inner main rail, and a downwardly receding downfield portion, such that the flange of a railcar wheel of a train wheel set passing therethrough contacts said transitional flangeway floor prior to the tread of said wheel contacting said frog tread bearing surface said frog having a frog tread bearing surface disposed at a level higher than said main rail tread bearing surface, and being aligned with and secured to said heel rail segment, said heel rail segment angled upwardly from the horizontal toward said frog.