[HOT] "OpenUnpavedStreetMap", "South continents", Colombia, soon Philippines

maning sambale emmanuel.sambale at gmail.com
Wed Dec 21 01:59:59 GMT 2011


Are tracks rendered?  By default, we map unpaved roads as tracks if we
are unsure of the category by purpose.

On Wed, Dec 21, 2011 at 3:55 AM, Mikel Maron <mikel_maron at yahoo.com> wrote:
> This is great!
>
> Suggestion: highlight the unpaved roads ... the rendering is very subtle
> now. I'd like to be able to look at a city, and at a glance, get a sense of
> where the unpaved roads are.
>
> == Mikel Maron ==
> +14152835207 @mikel s:mikelmaron
>
> ________________________________
> From: Jean-Guilhem Cailton <jgc at arkemie.com>
> To: HOT <hot at openstreetmap.org>
> Sent: Tuesday, December 20, 2011 10:11 AM
>
> Subject: [HOT] "OpenUnpavedStreetMap", "South continents", Colombia, soon
> Philippines
>
> Hi,
>
> Knowing whether a road is paved or not is an important information for a
> driver, especially in countries where many roads are unpaved. This
> information can be entered in the OSM database with the surface tag [1],
> but it is not currently rendered in the main maps available on osm.org
> [2]. Seeing it rendered on a map would likely be an incentive for
> mappers to use it, especially beginners.
>
> A map with a rendering for this, OpenUnpavedStreetMap, is now available
> for Africa, Central and South America, Australia-Oceania (according to
> Geofabrik's definition, which includes Indonesia and Malaysia), and soon
> several Asian countries, including the Philippines (actually the
> countries available as extracts from GeoFabrik, China, India, Pakistan,
> Vietnam, etc.except Japan - considering dataset size). Surfaces tagged
> as "compacted", "gravel", "sand", "dirt", "earth", "ground", "grass",
> "mud"... are also considered as "unpaved", following the wiki page.
>
> Examples from areas that may be of interest on this list:
>
> - Port-au-Prince, Haiti:
> http://osm.arkemie.org/haiti/?zoom=17&lat=18.60871&lon=-72.28598&layers=B0
>
> - Kigali, Rwanda:
> http://osm.arkemie.org/ousm/?zoom=16&lat=-1.95416&lon=30.08243&layers=B000F
>
> - one of the examples given by Douglas, in Kampala, Uganda:
> http://osm.arkemie.org/ousm/?lat=0.38093&lon=32.55812&zoom=18&layers=00B0T
>
> - A page for Colombia, with markers for the GeoRSS feed from la Sala de
> Situación Humanitaria Colombia:
> http://osm.arkemie.org/ousm/colombia/
>
>
> Following Humberto's suggestion, flood_prone areas are also rendered
> ("flood_prone=yes" or "flood_prone=label"):
> http://osm.arkemie.org/ousm/colombia/?zoom=16&lat=10.39717&lon=-75.15048&layers=B000FT
>
> Following a suggestion from Federico, and a need that had also appeared
> for Haiti, next step should be rendering of POIs relevant for
> emergencies, such as health facilities, at lower zoom levels.
>
>
> The global URL is:
> http://osm.arkemie.org/ousm/
>
> OSM.org Mapnik layer is in the menu for easy comparison on the current
> area. A "hybrid map for mappers" - and for soon-to-be mappers who can
> see what might be missing on the map ;) - is available by overlaying a
> transparent version of OpenUnpavedStreetMap with Bing aerial imagery.
> Google satellite imagery is also available as a reminder, by comparing
> imageries location, that it is often advised to adjust Bing offset
> before tracing.
>
> The database is updated at least daily, and minutely for the next days,
> after the new coverage will have been imported.
> Tiles are available from
> http://osm.arkemie.org/ousm_tiles/${z}/${x}/${y}.png
> http://osm.arkemie.org/ousm_transparent_tiles/${z}/${x}/${y}.png
> The current bandwidth is limited, but if you are interested, let me know.
>
>
> Let me know what you think, and if there are features that would be
> interesting for a custom rendering.
>
> Best wishes,
>
> Jean-Guilhem
>
>
> [1] https://wiki.openstreetmap.org/wiki/Key:surface
> [2] http://trac.openstreetmap.org/ticket/1447
>
> --
> gpg 0x5939EAE2
>
>
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-- 
cheers,
maning
------------------------------------------------------
"Freedom is still the most radical idea of all" -N.Branden
wiki: http://esambale.wikispaces.com/
blog: http://epsg4253.wordpress.com/
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