Google "how to wire a double cross over" pick the Fast Tracks option. This will take you to an animated wiring schematic which will show you how to use four Tortise switch machines to correctly power the needed rails for each manouver.
This thumbnail sample is one of the several full screen frames available from the Fast Tracks web site which are animated using color and movement to depict how the power is routed for each set of point movements.
Yes, Dead rail is much simpler but with a roster numbering in the scores the pocketbook rules. tt
