You are a Rail Company Manager who is responsible for a whole railroad network full of crossings and junctions, connected all cities of the Railway Valley. Your aim is to build the system of railroads and help the trains reach their destination points without any problems.
1 - control mode (click on trains and switches to shift them)
2 - construction mode (Q and W to rotate the section)
3 - bulldozer mode
4 - order additional train
Build railroads. Push the blinking semaphore to release the train. Click on railroad switches to shift them. Prevent train crashes.