>>1123703they're mostly county roads, and they're public the same as any other road would be
there are lots of private roads as well in some areas, especially on ranches there can be hundreds of miles of private roads
also, in areas with lots of oil production, the land owner has to build a road for the lease holder, but its usually kept private
it a road is private then you can be damn sure there's gonna be a fence with a trespassers will be shot sign on it, so its easy to tell