[Talk-us] US highway classification

[Paul Johnson]

On 05/28/2011 12:19 PM, Anthony wrote:
> On Sat, May 28, 2011 at 10:40 AM, Mike N <niceman-fOdFMYwuEsI at public.gmane.org> wrote:
>> On 5/28/2011 9:12 AM, Anthony wrote:
>>>
>>> Trunk has no meaning beyond "color the road the same color as other
>>> things that are tagged trunk".
>>
>>  Even color is not defined - some trunks can be toll / not toll.
>>
>>  However, trunk *could* serve as a router hint that the road is a better
>> selection than primary / secondary.
> 
> In my experience the difference between primary and trunk is generally
> very minor, to the point where I'm not sure there'd be any advantage
> at all in a router using it as a hint.

I'm thinking the differences between motorways and trunks are minor.
Trunks may have intersections, motorways don't.

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 262 bytes
Desc: OpenPGP digital signature
URL: <http://lists.openstreetmap.org/pipermail/talk-us/attachments/20110529/3acb2e60/attachment.pgp>