Bridges, Trestles, Signals Main page for bridges and trestles. I'll fill this in with various manufacturers' products.J & S RailcarScott Lindsayhttp://www.jsrailcar.com/index.htm Mainline Bridges https://mainlinebridges.com/index.html Information about types of bridges: http://pghbridges.com/basics.htmPowering the rails:Use SplitJaw birdge clamps. Here's a Vignette from Ted: SplitJaw Bridge Clamp VignetteThe Nice signals:http://www.z-stuff.net/