[Talk-us] County road network relations

[Nathan Edgars II]

On 4/10/2011 7:25 PM, Alan Mintz wrote:
> At 2011-04-10 14:00, Kristian M Zoerhoff wrote:
>> What's the consensus for county roads in the US?
>
> I don't know what the consensus is.
>
> County roads in California are of the form [A-Z][0-9][0-9]. I tag Orange
> County route S18 as:
>
> network="US:CA:Orange"
> + ref="CR S18"

How does this work with routes that cross county lines? California has a 
statewide numbering system, with the letter roughly representing the 
part of the state.