Tod Fitch wrote: > For what it is worth, it is my understanding that within a state the use > of a particular number, at least outside of triple digit urban beltways > and penetration Interstates, is supposed to be unique. So if I-10 goes > through your state, there will be no US10 nor a state highway 10. I > haven't paid much attention to this in other states I've visited but it > seems to hold true for California. If true throughout the US then it could > be used to help validate highway route numbers.
That's more of an exception rather than a rule. There's a Texas State Highway 10 near Fort Worth, despite us also having an Interstate 10. -Alexander _______________________________________________ Talk-us mailing list Talk-us@openstreetmap.org https://lists.openstreetmap.org/listinfo/talk-us
