Good to know, I haven't been using blueprints for rails since the main junctions are quite simple but not a bad idea. They can be tedious. The good news is all of the practice has really helped and I'm finally starting to understand how these signals really operate!

Thanks for the help, this makes a lot of sense, especially seeing what you did in context.
I agree with you it got a little cramped in that area which is a bit of a mistake, I might try to migrate the copper dropoff since that seems to have been a large source of confusion for the trains.
Everything ...

Yeah that's after I kept deleting it and starting over. I've probably gone through 10 renditions trying to get it to work.

Could I get some help seeing how it should be setup so I can learn from that?

Attached is a version with signals.

See attached save file.

I have a two-lane rail system that splits off for pick-ups and drop-offs. I might be doing something wrong with some of the drop-offs because it will go one-way in and split to allow multiple trains to drop off resources at the same time before jumping back onto the main ...

I keep receiving a graphics card error stating that it's been "physically removed" and then the game crashes.
At other times it simply freezes up and I hear the Windows sounds of a device being removed and then added again multiple times in a row.
This happens within a minute of playtime now (if the ...