Re: [Talk-GB] PRoW surveying authorities (Was: Guidance for adding PRoW to OSM: prow_ref=)

2013-01-24 Thread Kevin Peat
On 23 Jan 2013 23:22, Barry Cornelius barrycorneliu...@gmail.com wrote:

 On Wed, 23 Jan 2013, Kevin Peat wrote:

 The Converted kml file for Devon on this page:
 http://www.rowmaps.com/kmls/DN/


 Great, thanks.  Each path has a name, e.g.:
DN Seaton Footpath 2
 It would help if you gave the names of some of the paths you have
problems with.  Sorry, I should have asked this earlier

If you look at DN Dartmouth Bridleway 1 with the OS map background you can
see it is offset a little to the south.

As I said before not a big deal.

Kevin
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Re: [Talk-GB] PRoW surveying authorities (Was: Guidance for adding PRoW to OSM: prow_ref=)

2013-01-24 Thread Robert Whittaker (OSM lists)
On 23 January 2013 19:38, Rob Nickerson rob.j.nicker...@gmail.com wrote:
 No extra designation tag is needed in my opinion. If they are on the
 authorities list of streets, then they are legally exactly the same as any
 other road. Therefore highway=unclassified would be fine. The issue arises
 when they are not well maintained, narrow, or not suitable for some larger
 vehicles. We really need some way of identifying this in a tag so that
 routing engines can suggest an alternative route. I guess some people may
 use highway=track to make a distinction, but I'm not convinced this is
 right...

I would use the highway tag to record the physical
condition/appearance of the highway in the case where it's not
maintained to the standard one would expect from a normal road. So if
it looks like a farm track, I would use highway=track; and if it looks
like a service road, I'd use highway=service. To capture the legal
status, I'd then add a suitable designation tag --
designation=unclassified_highway (assuming that is indeed the case).
To capture the access rights (which data consumers may well not infer
correctly from the designation tag) I'd also add an access=yes. (There
may also be edge cases where one of these public highways is subject
to a traffic regulation order which might ban motorised vehicles for
all or some of the time. In which case it might be appropriate to add
motor_vehicle=no or something like motor_vehicle:conditional=no @
Sep-Mar in addition to the general access=yes tag.)

This way of doing the tagging is consistent with what is commonly
already done with Public Rights of Way. The highway=* tag records the
physical appearance of the way (footway, track, road, etc.), the
designation=* tag gives the official status, and access tags can be
used record the allowable users in a more standard manner. If you also
want to record more detail about the condition / surface of the way,
the tracktype=* and surface=* tags may also be useful (see the wiki
for details).

Robert.

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Robert Whittaker

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Re: [Talk-GB] PRoW surveying authorities (Was: Guidance for adding PRoW to OSM: prow_ref=)

2013-01-24 Thread Kevin Peat
On 24 January 2013 09:09, Robert Whittaker (OSM lists)
robert.whittaker+...@gmail.com wrote:
 highway=track, access=yes, designation=unclassified_highway

...makes sense to me for those I have seen. These tracks have no
signage at all but clearly there are public access rights which would
be nice to reflect in osm.

Kevin

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Re: [Talk-GB] PRoW surveying authorities (Was: Guidance for adding PRoW to OSM: prow_ref=)

2013-01-24 Thread Barry Cornelius

On Thu, 24 Jan 2013, Kevin Peat wrote:

If you look at DN Dartmouth Bridleway 1 with the OS map background you can
see it is offset a little to the south.


Following some e-mail exchanges with Devon County Council, on 23rd 
December I corrected a few errors in the metadata of a few routes. 
Unfortunately, at the same time I introduced the error that you detected. 
Sorry about that.


I've now fixed the maps, the KML files and the GeoJSON files.

Please can you confirm that the routes are now better.  Thanks.

--
Barry Cornelius
http://www.northeastraces.com/
http://www.thehs2.com/
http://www.rowmaps.com/
http://www.oxonpaths.com/
http://www.barrycornelius.com/


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Re: [Talk-GB] PRoW surveying authorities (Was: Guidance for adding PRoW to OSM: prow_ref=)

2013-01-24 Thread Adam Hoyle

On 24 Jan 2013, at 09:09, Robert Whittaker (OSM lists) wrote:

 This way of doing the tagging is consistent with what is commonly
 already done with Public Rights of Way. The highway=* tag records the
 physical appearance of the way (footway, track, road, etc.), the
 designation=* tag gives the official status, and access tags can be
 used record the allowable users in a more standard manner. If you also
 want to record more detail about the condition / surface of the way,
 the tracktype=* and surface=* tags may also be useful (see the wiki
 for details).

Not entirely tangential question - Is there any chance that the designation tag 
will be rendered in the default mapnik anytime soon / ever? Or is there 
somewhere that already exists that renders designations? 

I've been adding them across the paths / tracks I regularly walk, but it's hard 
to spot where I've missed them, and I'm sure I've missed loads.

Also, slightly more tangentially - I recall a conversation a little while ago, 
when I was too busy to respond, around barrier=* becoming rendered at lower 
zoom levels - is there any movement on that, as I'd be very much in favour of 
it.

Thanks in advance,

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Re: [Talk-GB] PRoW surveying authorities (Was: Guidance for adding PRoW to OSM: prow_ref=)

2013-01-24 Thread Nick Whitelegg
Not entirely tangential question - Is there any chance that the designation 
tag will be rendered in the default mapnik anytime soon / ever? Or is there 
somewhere that already exists that renders designations? 

Yes - www.free-map.org.uk. (at least for southern and northern England and 
Wales)

BTW my contribution to the whole ORPA debate is that we need it in designation 
or similar, as I also believe highway should be the physical status.
Most ORPAS are highway=track or path, but that does not incorporate their 
ORPA-ness.

Seeing as they are not signposted in the main (though W Sussex and the Lake 
District NPA appear to sign them as public way) I have used suspected=orpa in 
the past.

Nick



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Re: [Talk-GB] PRoW surveying authorities (Was: Guidance for adding PRoW to OSM: prow_ref=)

2013-01-24 Thread Robert Whittaker (OSM lists)
On 24 January 2013 14:28, Adam Hoyle adam.li...@dotankstudios.com wrote:
 Not entirely tangential question - Is there any chance that the designation
 tag will be rendered in the default mapnik anytime soon / ever? Or is there
 somewhere that already exists that renders designations?

Since the public rights of way tagging using designation=* is a very
British (actually English and Welsh) thing, I doubt it will ever be
rendered on the main OSM map. :-(

However, depending on what you're interested in, there's a nice view
from ITO that highlights ways tagged with the main PRoW designation
tags:
http://www.itoworld.com/map/87#fullscreen

Robert.

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Re: [Talk-GB] PRoW surveying authorities (Was: Guidance for adding PRoW to OSM: prow_ref=)

2013-01-24 Thread Kevin Peat
On 24 Jan 2013 11:38, Barry Cornelius barrycorneliu...@gmail.com wrote:

 Please can you confirm that the routes are now better...

Thanks for that. I'll check it out and let you know (will probably be
tomorrow now).

Kevin
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Re: [Talk-GB] PRoW surveying authorities (Was: Guidance for adding PRoW to OSM: prow_ref=)

2013-01-24 Thread Kevin Peat
On 24 Jan 2013 15:02, Robert Whittaker (OSM lists) 
robert.whittaker+...@gmail.com wrote:

 Since the public rights of way tagging using designation=* is a very
 British (actually English and Welsh) thing, I doubt it will ever be
 rendered on the main OSM map. :-(

I don't really see why that would be the case. There must be quite a few
tags that are only popular in single countries but that still get rendered.

Using designation for legal status effectively deprecates highway=byway and
highway=bridleway so if the standard map renders don't keep up they wont be
much use for countryside users.

Kevin
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