Train Tunnel Roundabout Part 1

Roundabout for the train tunnels. 4 way junction. USE WITH PART 2 FOR RAILS Roundabout consists of this Blueprint pasted 4 times rotated 90 degrees each time. Its easy to use. Snaps together. You can block off unused exits with steel walls for a clean look. Connects seamlessly to all other parts. Just use path signals at entrances to roundabout and block signals at exits. Hook up the rails. There is only one intuitive way to hook them up, cant really do it wrong.