No.42 Single Turnout with 60kg/m Rails. It applies to 350km/h passenger dedicated line. Switch section adopts 60AT2 elastic flexible switch rail with hidden-type point. Five traction points are set for switch rail. The frog is movable point frog adopting bolted rigid type with three traction points. The point rail is made of 60AT2 rail with the heel of double elastic flexible legs. Wing rail is made of 60TY rail. The gradient of 1:40 is applied to the track top or bottom of the turnout. Rail fastenings are adopted to type II elastic rail fastenings which are separated and adjustable.
4、Radius of Curve：5000m Circular curve+Parabola
5、Permission Passing Speed on straight line：Passenger Trains≤350km/h