[Talk-us] Use of highway=tertiary

Greg Troxel gdt at ir.bbn.com
Tue Jan 5 15:37:16 GMT 2010

Matthias Julius <lists at julius-net.net> writes:

> Greg Troxel <gdt at ir.bbn.com> writes:
>> Stellan Lagerstrom <lagerstrom at blindsight.com> writes:
>>> We have a user (mk408) who seems intent on turning 3/4 of all
>>> residential streets in the bay area into tertiary.
>>> This seems excessive to me. Most of these are just residential streets,
>>> not thoroughfares, etc.
>>> Views?
>>> Here's one changeset: http://www.openstreetmap.org/browse/changeset/3519089
>> I think tertiary is way overused.  Starting with the notion that
>> highway=secondary should be a state highway, tertiary should be a
>> significant road that people use to get to a state highway, or at least
>> a link between population centers of thousands of people.  Other main
>> roads within a city would then be unclassified.
> Not every secondary highway needs to be a state highway.  I would tag
> roads that have more than just local relevance as tertiary.

Sure, I do too.  But for me to call something secondary, it has to have
the same level of importance to users as a state highwway.  "more than
just local relevance" makes sense for tertiary to me.
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