[Talk-GB] Updated GB cycle lanes map

[Peter Childs]

On 2 October 2012 09:55, Richard Mann <richard.mann.westoxford at gmail.com>wrote:

> I've updated my map of GB cycle lanes (and quiet cycle routes). Rendered
> using Geofabrik/Osmosis/Maperitive. Now with OdbL data...
>
> http://www.transportparadise.co.uk/DualCycleNetworkMap/
>
> It looks to me like there's quite a lot of cycle lanes missing. A lot of
> cycle lane data is available from DfT for review and copying across, but
> doesn't appear to have made it's way into OSM yet:
> http://wiki.openstreetmap.org/wiki/England_Cycling_Data_project (and yes
> this is a bit complicated, but it's quite easy once you get going)
>
> A major part of the update to the cycle lane map has been identifying
> urban main roads based on the presence of residential side roads. This was
> done using a python algorithm in Maperitive. The results look pretty
> accurate (not many false positives). In good share-alike style, I can do
> three things with the output:
> 1) put the output back in the database, by using existing keys (eg
> maxspeed=30 mph + maxspeed:source=inferred from presence of residential
> side streets)
> 2) put the output back in the database, using new keys (eg
> maxspeed:inferred=30 mph + maxspeed:inferred:source = presence of
> residential side streets)
> 3) publish the algorithm
>
> It doesn't make much difference to me, but clearly people might find the
> data useful. So I'm open to views/suggestions.
>
> Richard
>
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>

Looking at it RSN18 (Medway) is missing on
http://www.transportparadise.co.uk/DualCycleNetworkMap/ however its on OSM
and viewable via Cycle Map on the main osm site....

Peter.
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