OpenStreetMap is a collaborative project to create a free editable map of the world. The data is free, and free of legal and technical restrictions. OpenStreetMap is often shorted to OSM.

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4
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2answers
403 views

Where does Open-Streetmap forest data come from?

If you open this url http://www.openstreetmap.org/?mlat=50.6524658203125&mlon=9.4482421875&zoom=13 you are in a forest in germany. I downloaded the complete Open-Streetmap Data for Germany. ...
2
votes
2answers
225 views

How to download only selected attributes using Overpass turbo?

does anyone know of a query to download select attributes using Overpass turbo? I am trying to download very granular road dataset for an entire country, but I only want a few columns. Thanks!
0
votes
1answer
74 views

With osm2pgrouting, how to handle relations?

I'm trying to create a topology of the public transport in Paris. I use a OSM export, osm2pgrouting with the correspondent mapconfig.xml and Postgis. Everything works fine, except one thing. In Paris,...
24
votes
4answers
35k views

How do I load OSM vector data in QGIS 2.x?

In QGIS 1.8 I used the openstreetmap plugin to request data from the server, or open a .osm XML file, which produced 3 layers (polygons, polylines and points) in QGIS. This was great (give or take the ...
4
votes
4answers
415 views

How to make an editable City Map from OSM data?

I want to make a map of Cardiff, Wales, showing features useful to tourists, e.g. roads with road names, parks, museums, other POIs, etc. I want the final map to be clear to read - simple roads and ...
1
vote
1answer
70 views

Why does Points in polygon create empty PNTCNT column from OSM points?

I tried to use the Points in polygon tool in qgis 2.2.0 and it worked fine as long as I used my own points. When I tried to 'count' the points generated from OSM layers both from dowloaded ...
1
vote
1answer
88 views

How to do geographic operations (intersect) on OSM XML?

I would like to create bicycle router which routes more through shade. For that I would like to use OSM. Most routers use OSM xml so my question is: How to add tags to a street that goes through a ...
2
votes
2answers
221 views

Why OSM data has different attribute values from the same element and same time frame?

Here is my question: Does anyone know why OSM has different attribute values from the same element and same frame time? The example explains itself, when I try the Shapefile from different mirrors ...
2
votes
2answers
256 views

OSM linestring shown as point

I have loaded the following file http://openstreetmapdata.com/data/coastlines to postgreSQL. In visual studio with gdal/ogr and geos enabled: SELECT geom FROM waterpoly WHERE geom IS NOT NULL LIMIT ...
0
votes
1answer
80 views

Missing hstore column in TileMill!

I made a PostgreSQL with PosGIS Extension DB with the pgsnapshot_schema and loaded an .osm.pbf-file with OSMOSIS into it. Now i connected it to TileMill, but if i look up into the table i just see ...
1
vote
3answers
335 views

Is there an OSM High Level Dataset (pbf) available?

I'm currently trying to setup an offline Nominatim geocoder VM and I only need to have access high level data (countries, states and cities). Is there an OSM high level dataset (.pdf package) ...
8
votes
3answers
2k views

Dissolve or unsplit lines on common attributes in PostGIS or GRASS?

I have a road centerline shapefile that has roads split at every intersection. However, I would like to join LINESTRINGs that have a common set of attributes into a single LINESTRING. So long as the ...
1
vote
3answers
1k views

imposm: Failing to import OSM data to PostgreSQL

Somehow I can't import OSM data to my database. I'm using Debian, PostgreSQL 9.1 and PostGIS 1.5. The user root has been granted all privileges for the database osm. Input: imposm -U root -d osm -m ...
2
votes
1answer
106 views

Open Street Map “no map for: default”

I'm hitting my head off a wall! I Have installed renderd and mapnik on Debain squeeze v6.0.5. Renderd(version 0.7.1) is starting without error. But when I request the /osm_tiles2/0/0/0.png . The ...
1
vote
1answer
2k views

mapnik rendering with OSM Carto style

When I want to make png tiles that look like ones in osm tile server what I need to do? Do I need to import data to postGIS db somehow WITH osm Carto style or I can just import it "normally" w/o ...
0
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2answers
82 views

shapefile terminology for key-value pair

In an .osm file, there are <TAG ... /> elements like <way visible="true" id="-4409" timestamp="1970-01-01T00:00:00Z" version="1"> <nd ref="-21845"/> <tag k="fcc" ...
1
vote
1answer
508 views

How do I avoid this osm2pgsql duplicate key error in Windows?

I am attempting to load an OSM .bz2 file into a PostGIS database using osm2pgsql but am stuck at a duplicate key value in the nodes which violates a unique constraint - any suggestions? output is ...
0
votes
0answers
305 views

How to import SRTM data for the whole planet into TileMill

I need to get SRTM elevation data for the whole planet into TileMill. I already walked through the instructions on Steve Bennett's blog and it worked fine for small areas. The problem is now that for ...
1
vote
1answer
305 views

Development guide for beginner? [duplicate]

Im new to GIS and mapping, and I need to learn how to create web map application for my project. I'm really confused on what to use. I have read PostGIS, OpenStreetMap, and Openlayer. I'm wondering ...
3
votes
2answers
777 views

Is there a location where one can download all of the gpx files for OSM?

Where can I download all the gpx file in OSM.org website? Is there a package include all the gpx file? I don't want to download these gpx files one by one...
1
vote
3answers
1k views

Dismiss invalid Polygons in PostGIS

I Have a massive Dataset from OpenStreetMap and imported it into a Postgres-Database using ogr2ogr. I got several warnings during this process because of multipolygons with too little vertices. Now I ...
7
votes
1answer
3k views

Generating tiles for osm/esri shapefiles

I've generated tiles for OpenStreetMap .OSM files using Maperitive and quickly consumed them with leaflet (with no tile cache yet). I'm now looking for the right and simple way to do that also with ...
2
votes
0answers
307 views

TileMill Exports Failing

I'm having trouble exporting my map in TileMill (v0.10.1). I'm using OSM Bright with a PostGIS database connection to import OpenStreetMap data. When exporting an SVG or PDF through the user interface ...
0
votes
1answer
838 views

How to start creating a map and exporting it as a raster MBTiles file

I am new to this whole GIS thing (my background is software-development, but not GIS) but I am super interested in making maps. So I started playing around with TileMill and was making my first steps ...
3
votes
1answer
252 views

OSM line labels in Tilemill

I'm learning to use Tilemill to map Toronto OSM street data. I've added osm2psql data from http://metro.teczno.com/#toronto. When turning on road labels for the line file, I find that I'm getting ...
1
vote
2answers
217 views

How to get a set of all buildings of an OpenStreetMap section in form of single points / Multiple polygons as one point

The objective is to get a set of all buildings of an Open Street Map section in form of single points in a shapfile. I downloaded the section from osm. Imported the section into QGIS (and later ...
-2
votes
1answer
497 views

complete list of poi-types in Germany

look for a complete list of poi-types I use foursquare because it contains a lot of POIs. Which database do you use when you need a point of interest in North America? Which database you use for ...
0
votes
2answers
93 views

Projecting OpenStreetMap raster base in other projections

I know that OSM WMS service works with EPSG:4326 and EPSG:900913 I need to have an OSM base layer projected in another Projection, for example EPSG:32632 Do you know some way to do this? Even ...
10
votes
1answer
1k views

Conflate (merge) private shapefile data with OSM data

Background Downloaded Alberta OSM data from Geofabrik and have it running on a private Linux server using PostgreSQL 9.1, PostGIS 2.0, Mapnik 2.1.0, osm2pgsql, Apache 2, mod_tile, renderd, and ...
1
vote
1answer
382 views

Difference between planet_osm_polygon and planet_osm_point tables

What's the difference between the planet_osm_polygon and planet_osm_point tables? I find similar columns in both tables.
3
votes
1answer
278 views

Can OpenLayers.Layer.OSM (the OSM tile servers) be used in production environment?

open layers has an openstreetmap layer built in : OpenLayers.Layer.OSM (are the tiles they use from openstreetmap servers or somewhere else?) can it be used in a production environment in terms of: ...
4
votes
1answer
263 views

How to render overlapping bus trips as one route from OSM?

I would like to create bus map for my city from OSM data. I imported data into Postgresql with osm2psql and I can render routes with Mapnik. But the problem is that same route ref is shown multiple ...
0
votes
1answer
797 views

overpass-api or osmconvert: which method is more appropiate to use for files from 10 to 400 mb? [closed]

new to openstreetmap and this technology. update: some mentioned postgis: well - The database schema of postgis allready contains the following tables: nodes, ways, relations, node_tags, way_tags, ...
1
vote
1answer
778 views

Problems adding OSM layer

I installed OpenLayers plugin successfully in QGIS 2.2 Valmiera, but when I add OpenStreetMap layer, the following error message appear as a Python error popup window: An error has occurred while ...
1
vote
1answer
164 views

Overlap between Google Earth and Topographic OSM

First, I have Google Earth and Garmin BaseCamp with OSM maps. I would be satisfied if the solution is only available on one of these software. A third software that combine both view can be ...
11
votes
5answers
3k views

Speeding up OpenStreetMap PostGIS querying

I have OpenStreetMap data for the Netherlands loaded into a PostGIS database (PostgreSQL 8.3 / PostGIS 1.3.3) using the osmosis schema. This means all tags are stored in a hstore field. In addition to ...
0
votes
1answer
175 views

convert data from osm to osm tiles/marble

I need to convert the raw thata OSM XML to tiles styled like standard OSM tiles (and other styles if possible) From the research I've done I've found I need to have osm2pgsql and put it on the same ...
0
votes
1answer
133 views

an efficient way to find the pgrouting edges contained within an isochrone

So I am working with some pgrouting road network data in postgis2.0/postgresql 9.1. I am interested in routing around certain types of disasters like tornados or such. If a disaster event happens at ...
0
votes
1answer
177 views

OpenLayers - when zooming out OSM layer “slips” East

I have some code that displays an OpenLayers map composed of various layers (vectors, markers and features) on top of an OpenStreetMaps basemap. Everything worked fine until some months back. ...
1
vote
1answer
208 views

can I add additional data to an existing pgrouting postgis database using osm2pgrouting?

This is just a simple question but I could not find the information in the documentation. If I have an existing pgrouting database table named routing, can I add additional OpenStreetMap data to this ...
2
votes
3answers
2k views

Can leaflet read OSM xml format?

I want something similar to OpenLayers.Format.OSM for leaflet. i know how to use a geojson file and i have found support for GPX and WFS in plugins, but not for OSM. Simply saying i want to make this ...
0
votes
2answers
108 views

How to define the symbology used in QGIS print composer without using separate styles for screen and print

I use scale-dependent symbols for mapping (rendering Openstreetmap vectors as it happens). For instance paths show up when zoomed closer than 1:50000, but only roads show when zoomed out. The rules ...
0
votes
1answer
50 views

QGIS “transform error” after downloading from OpenStreetMap

Beginner's question. I am working on this tutorial: http://www.qgis.org/en/docs/training_manual/vector_analysis/basic_analysis.html After selecting WGS84 UTM zone 34S in Project Properties, I receive ...
4
votes
3answers
4k views

How to extract primary and secondary roads from OSM data?

After importing my country roads from OSM data, I need to create a network ( roads connecting big cities ) for use with pgRouting. For this, I need the green, blue and red ones (http://www....
0
votes
1answer
152 views

osm2po errors when converting pbf file

I am trying to prepare OpenStreetMap data for routing. I have downloaded version 4.8.8 of osm2po. I also downloaded north-america-latest.osm.pbf from Geofabrik. The command I am running is: $ java ...
1
vote
1answer
228 views

Automatic four-colour (political boundary) rendering with PostGIS

This is probably a long shot, but is there a way to automatically select colours for neighbouring regions using the four colour theorem, in PostGIS? The data I'm using is suburb boundaries in ...
3
votes
1answer
309 views

Local Copy of OpenStreetMap of my City in PostGIS Database

I would like to use OpenStreetMap vector data for land cover analysis in my city. Here is my goal: I set up a PostGIS database with the city area extent (around 20x20 km) on my server. I will ...
3
votes
2answers
3k views

How to remove layers of detail from an osm file?

I want to remove some layers from the osm map of an area. It has all the details like POI, offline routing and all. But I just want the map data. How can I remove this extra layer from the map?
10
votes
4answers
8k views

How to build tile server from Openstreetmap data for beginner?

I am a beginner at GIS and I am developing a Java Application which needs a map. (The map would specifically be of just one city in the Philippines.) I have researched on different ways to do this and ...
4
votes
1answer
801 views

Recommended specs for a single-country OSM tile server

What specs would you recommend for an OSM tile server dedicated to serving tiles for a single, small country (e.g., Portugal only)? Total server load is estimated to be no more than two/three users ...