Error don't use this, sorry for that.
take https://mods.factorio.com/mod/beautiful_bridge_railway_update1
Add some beautiful bridge-rails (wood, iron, stone-brick) that can be placed on water, and change default Big-electric-pole and rail-signals to be placeable on water.
Error don't use this, sorry for that.
take https://mods.factorio.com/mod/beautiful_bridge_railway_update1