[Tagging] Time is now: tag ALL traffic signs in OSM

[François Lacombe]

For those who wonder how useful the trafic sign and associated stuff can
be, this 5 years old article can give some hints
https://www.theatlantic.com/technology/archive/2012/09/how-google-builds-its-maps-and-what-it-means-for-the-future-of-everything/261913/

Google seems to use street view detection to improve its road mapping.
https://cdn.theatlantic.com/static/mt/assets/science/assets_c/2012/09/us_signage-thumb-615x375-98063.jpeg

All the best



*François*
2017-05-25 13:00 GMT+02:00 Paul Johnson <baloo at ursamundi.org>:

>
>
> On Mon, May 22, 2017 at 12:40 PM, Tobias Knerr <osm at tobias-knerr.de>
> wrote:
>
>> On 21.05.2017 22:23, yo paseopor wrote:
>> > As you can see in http://imgur.com/gallery/SgE90 with Kendzi3D JOSM
>> > plugin you can locate the traffic signs belonging to a way.
>>
>> Of course it's always possible to guess a place next to the road, but
>> even with your proposed side=* tagging, that's not nearly as good as
>> being able to map the actual location.
>>
>
> I'm also a proponent of "actual location" for the sign nodes.  Especially
> since signs can be spotted by the shadows and therefore can be used as an
> aid to determining map alignment.
>
>
>> Also consider that not all signs clearly belong to a single road, for
>> example [1]. Plus there are traffic signs which are not next to a way at
>> all, but e.g. on a pedestrian square or a parking space, which can only
>> be mapped using separate nodes.
>>
>
> Oddly enough, I have an example of this in my neighborhood.  I took a
> picture of it because it looks like it's telling the cycleway to wait for
> green light, not the turnpike coins-only onramp.  Also, surprisingly in
> good shape and unfaded for a button-copy era sign.
>
> http://i.imgur.com/YrzWp5u.jpg
> http://www.openstreetmap.org/?mlat=36.02489&mlon=-95.92179#
> map=19/36.02489/-95.92179
>
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