I updated reddit u/DialecticalDummy's build to 0.18 a while back and ever since I've redone and polished things bit by bit (mostly the train system)
Uses 3-8 trainsI tend to build these near water so that its one less thing to haul around
It needs at least too trains on copper 1 and iron 1
Original:https://www.reddit.com/r/factorio/comments/c1gyn9/improving_on_my_uncooked_spaghetti_this_compacted/