Sadly I haven't found a practical way to make +++++ style railroad lines yet. But there are a couple of strictly 1D line types to choose from, or you could just use different colors.
UPDATE: Writing this comment made me think of a way that JUST MIGHT WORK. I'll have to try it out tonight...
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UPDATE: Writing this comment made me think of a way that JUST MIGHT WORK. I'll have to try it out tonight...
no subject