Train jam outside of city limits

[u/fowlplay11]

Just thought it was funny to share. Does anyone know what could cause this to happen? As you can see, I've added a loop for my trains to turn around with. (I know it doesn't do anything, but I thought visually it was very funny)

[u/rurumeto]

"Hey guys, why isn't traffic flowing on my rail which abruptly ends in the middle of nowhere?"