Hidden white track line set just above street surface, visible in surveyor and mini-map, but invisible in game for connectiing track sections agross non-track sections or can be used where you do not want track to show.
Ground level mainline track with ballast set to minus two for when you want to raise the track above ground levels of surrounding objects or other track.
This is a working crossing for travel in opposite headings. Rotate the lights to make for same travel headings. You will have to adjust track angles downline to keep these tracks straight with each other. Also, you will need normal lighting downline for proper train travel.