[Talk-us] Prima Facie Speed Limits

Tod Fitch tod at fitchdesign.com
Tue Sep 16 14:39:54 UTC 2014

On Sep 16, 2014, at 12:44 AM, Martin Koppenhoefer wrote:
> PS: one remark to "California vehicle code 22352"
> This apparently stands for all kind of prima facie limits in California, IMHO you could also use something more specific like "US:CA:school" where "US:CA" would be a short form for 
> "California vehicle code 22352" and "school" one of the cases described in this code (context). Would also be nice to document these here: http://wiki.openstreetmap.org/wiki/Key:source:maxspeed

On Sep 13, 2014, at 8:34 PM, Paul Johnson wrote:
> Is it maxspeed:source or source:maxspeed?  Also, I'd rather see an explanation than a jumbled pseudokey, aka "default speed limit for unposted streets in California"

On Sun, Sep 14, 2014 at 6:52 AM, Tod Fitch <tod at fitchdesign.com> wrote:
> The jumbled pseudokey value "us:ca:residential" was inspired by http://wiki.openstreetmap.org/wiki/Key:source:maxspeed used elsewhere in the world (e.g. "source:maxspeed=DE:urban"). But I would be happy with default speed limit for unposted streets in California", or a shorter string like "California vehicle code 22352".

Which will it be? The wiki page for source:maxspeed http://wiki.openstreetmap.org/wiki/Key:source:maxspeed#Howto_tag says:

> Howto tag
> See also: Speed limits
> 	• sign (where the speed limit is defined by a numeric sign.)
> 	• markings (where the speed limit is defined by painted road markings.)
> 	• <country_code>:<context> (where the speed limit is defined by a particular context, for example urban/rural/motorway/etc.)

While neither Martin's nor Paul's suggestion exactly match the wiki, Martin's is closer.

I don't have strong opinions but would like agreement between more than one other person and myself. :) 

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