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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1k views

How to load OSM data into PostGIS preserving all Tags?

I am new to the field of GIS and am trying to view source tags in OSM. I have downloaded the shapefiles from http://downloads.cloudmade.com and have loaded them into Postgres. When I view the data, I ...
5
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1answer
200 views

How to fix distortions in rendered OpenStreetMap maps?

I use OpenStreetMap in order to generate maps and add some cool stuff in it. Actually I have good results but I seem to have a problem with reporting a good image ratio when I create my generated ...
6
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3answers
3k views

Why don't my Shapefiles and OSM data overlap in Quantum GIS?

So I'm pretty new to GIS, and I'm working on a mapping project using data for Vancouver, Canada. I want to combine Open Street Map data along with data provided by the City of Vancouver. But the City ...
5
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1answer
633 views

Split edges at intersections in PostGIS

I'm attempting to do a walking distance analysis using OpenStreetMap data (osm2pgrouting) and PostGIS and following underdark's blog posts, however I need to exclude residential and service roads that ...
5
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2answers
867 views

US Tiger or Open Street Map Route Data: One Way Street & Intersection Data

We're building a U.S. street routing application (finding paths for cars between two or more locations using public roads) and would like to use open source data US Tiger Data or Open Street Map or ...
4
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1answer
1k views

How to “calculate” distance-to-ground of all 18 OSM zoom levels?

Assuming I'm building a 3D solution with the "world" being mapped to global geo-data supplied by OSM / Cloudmade... think http://www.webglearth.com but with completely different goals and use-cases. ...
5
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2answers
487 views

Retrieve speed and number of Lanes in Google Maps API, OSM data or any other stream?

Is it possible to return the posted speed and number of lanes of a highway segment using Google Maps API, OSM data, or any other stream (paid for or free)?
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2answers
8k views

How to Add OSM Layer to QGIS

How can i add OSM layer in QGIS? The help says there is an OSM plugin i can use. But i don't see it the list of plugins. Or maybe there is a WMS URL for OSM i can use? QGIS version ...
5
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1answer
254 views

Crop OpenStreetMap data retaining long features

When I crop OpenStreetMap data using Osmosis with the --bounding-box option, it seems to only give me nodes and ways that are fully contained within the bounding box. There are several long highways ...
2
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1answer
104 views

Temporary additions to OSM data

I'm planning on building a transportation related GIS App. In the app, users will be allowed to add their own links to the network. For example, let's say a user wants to add a "driveway" in front of ...
1
vote
1answer
957 views

Looking for a MAP to SLD converter

Does anyone know where I can find the converter from .map to .sld? I have a big mapfile of styles for OSM and I have the styles mapnik.xml for OSM but I use Geoserver for my work. Or does anyone have ...
2
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1answer
768 views

troubles with osm2pgrouting

I'm trying desperately to write my first query in pgRouting using maps in osm format (as shown in http://www.carsonfarmer.com/?p=799). Im using Ubuntu 10.10 with Postgresql 8.4 ang postgis 1.5. After ...
6
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1answer
513 views

demo maps for training pgRouting

I'm very new to postgis and pgRouting but I'm using it for my thesys. I need any map to train my self with routing and TSP problems in pgRouting, but on the Internet I found unworking links only! Can ...
9
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1answer
149 views

How to get the contributors on Open Street Map

I have put my osm file in base thanks to osm2pgsql and I am looking a way to get the contributor list. I have searched in my database and haven't found so much... and the osm wiki about the osm2pgsql ...
9
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4answers
745 views

Open Street Map and PostgreSQL what do I exactly need?

I make my first steps in the GIS world and everything is very new for me even if I work on a "huge" project (ie: for a single programmer) very related to maps. My project needs to know informations ...
4
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2answers
654 views

Using planet.bz2 with ArcGIS Editor for OSM, sync'ing changes

Overview: We are attempting to clean up and revise the OSM data of our County by comparing it to a more accurate (public domain licensed) street layer within the ArcGIS Editor for OpenStreetMap. ...
8
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1answer
382 views

Where are the address ranges in Open Street Map?

I recall coming across some OSM initiative that was proposing to put US address ranges in the data using TIGER (I think). However, I have seen no such ranges in any of the data I have looked at so ...
0
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2answers
275 views

Installing TSP functionality on win7

I'm very new to pgRouting! I installed PostgreSQL 8.4, and pgrouting 1.03 on win7. I need to solve a TSP problem so I was trying to install the TSL functionality as showen at: ...
5
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2answers
2k views

How to apply custom OSM map style in OpenLayers?

I have a small web mapping application based on PostGIS/GeoServer/OpenLayers. I'm overlaying few WMS layers served by GeoServer and using OpenStreetMap as a background. In OpenLayers OSM is simply ...
3
votes
2answers
4k views

Can you use OpenStreetMap tiles in ArcGIS 9.3.1?

I was hoping to use ESRI's ArcGIS Editor for OpenStreetMap to view OpenStreetMap data in ArcMap, but my organization hasn't upgraded to version 10 yet. I also know about ArcBruTile, but I prefer not ...
11
votes
3answers
414 views

How to deal with versioning in OpenStreetMap?

The topic of managing geospatial data in a more general sense has come up before here. The topic of versioning was mentioned there as well, but not really dealt with. Traditional geospatial data ...
6
votes
3answers
928 views

Obtaining *rendered* OSM data

I'd like to produce a simple walking map with some points of interest. Ideally, I'd like to use the rendered OSM data, as you can get from the page. Using the QGIS OSM plugin, I can only download a ...
2
votes
2answers
624 views

Mapnik TextSymbolizer showing nothing above OpenStreetMap base layer

I'm trying to use Python to create a TextSymbolizer to display a trail name above the trail LineSymbolizer. Below this layer is the OSM base layer which contains its own data for that trail. I can ...
2
votes
1answer
1k views

Queries on virtual network in Spatialite only make errors

I've installed Spatialite 2.4 in Ubuntu. I try to convert an osm file into a roads network using this tutorial and make searches on it, but the queries only produce "no column" errors. $ ...
2
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1answer
1k views

File IMG from OSM

Is it possible to convert or open an IMG file from OSM? I don't find a solution for the visualization and conversion. Thanks
5
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1answer
638 views

Creating columns in PostGIS using osm2pgsql hstore tags

While I feel this may come down to a database question, it feels GIS-related enough that I feel comfortable posting it here. I'll be happy to take it elsewhere if it belongs there, though! I've ...
5
votes
2answers
2k views

How to set up an OSM server with TileCache and Mapnik?

I have been trying for two and a half weeks so far to get a local copy of OpenStreetMap running on a server. I have downloaded the planet file and imported it into a PostGIS database called 'osm'. I ...
6
votes
1answer
2k views

Find nearest POI of given GPS coordinates

I am new to GIS and need to achieve the following: Find the nearest train station or bus stop of given GPS coordinates in a Java application. Since there are many coordinates to be checked, an ...
7
votes
1answer
1k views

What are the advantages of pgSQL+PostGIS+pgRouting over a simple MySQL+handwritten routing algorithms?

Goal: To have a routable set of roads in a database and to have a software that can calculate the shortest path (e.g. simple Dijkstra) through this set in a reasonable amount of time (up to 2 ...
13
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2answers
1k views

How to overcome field truncation when converting OSM to shapefile with QGIS?

I am trying to convert an OpenStreetMap file into a shapefile, but I am having problems with the "tags" field being cut-off after 80 characters. With QGIS 1.4, I use the OpenStreetMap plugin to 'Load ...
19
votes
6answers
3k views

Creating a small web-mapping/map-tiling service

I am looking for a small-scale and easy way to present one or more polygon shapefiles online (on a municipal website without any existing map-server infrastructure, to be precise). Right now, I'm ...
1
vote
2answers
352 views

How can I calculate the amount of memory required to run osm2pgrouting?

I have read that osm2pgrouting loads all the data into memory, which makes it faster. On the other side the size of the .osm file which it can parse is limited. How can I exactly know how much ...
6
votes
1answer
3k views

How to apply Mapnik style for OSM data in ArcMAP?

I am loading OpenStreetMap vector data into ArcMAP (using the Download and Symbolize OSM Data tool of ArcGIS Editor for OpenStreetMap 1.1). I'm sure there must be a simple way to apply the ...
7
votes
2answers
1k views

What is the effective and legal way to get map tiles for the size of 2 or 3 states?

I would like to get map tiles possibly from Open Street Map (yes I am aware about tile usage policy and would not like to breach that) or other source for the purpose to serve it as offline maps to ...
2
votes
2answers
173 views

Geographic maps in ArcMap

I have OSM data in SHP format inside ArcMap 10. But in ArcMap they are stretched a lot East-West compared to what I see at www.openstreetmap.org. How can I change it in ArcMap? I am not looking for ...
0
votes
1answer
353 views

how to create Multiple layers? [closed]

I'd like to create multiple layers for asset management using openlayers, could anybody help?
6
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1answer
800 views

Open source tool for point/node conflation/matching?

The Question Are there any open source tools for conflating (matching) two layers of point (node) data? Motivation I'm particularly interested in using such a tool to sync data with OpenStreetMap, ...
15
votes
7answers
4k views

Are there open access terrain tiles with a permissive license like OSM?

Are there open access terrain pyramidal map tiles with a permissive usage license like OpenStreetMap's? I'm building aviation-related maps with Polymaps and need a good raster basemap. The Google ...
11
votes
4answers
2k 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 ...
1
vote
2answers
740 views

OpenLayers restrictedExtent 3857 OSM

I'm trying to restrict Extent to a map in 3857. This seems like it should be very simple, but required me to write a BBOX function for my very vanilla OSM basemap example. I've provided the code ...
6
votes
1answer
2k views

Draw route direction overlay on Google Maps or OpenLayers

I'd like to display the route direction generated from GraphServer on either Google Map or OpenLayers. The result I want is basically identical to how Google Map shows route directions, by ...
4
votes
4answers
357 views

The shapes of the USA map

I'm newbie in GIS. I want use the shapefiles of USA map for my Geoserver. Where can I download shapes for USA? I know about the TIGER\Line shapes but it is separate shapes of counties and thematic ...
31
votes
6answers
6k views

Downloading OpenStreetMap Data

Is there a straightforward way to download data from OpenStreetMap (OSM)? Using North America as an example, I realize Cloudmade (http://downloads.cloudmade.com/north_america) and geofabrik ...
5
votes
2answers
3k views

postprocessing GPS coordinates with RINEX data to improve precision?

Im doing some mapping for OSM in my region and I am curious if the precision of tracks from a GPS Receiver can be improved if they are post processed with RINEX data. The tracking is done with a ...
2
votes
1answer
895 views

How can I create an adapter between the ArcGIS REST interface and WMS or TMS?

I'm trying to use imagery available via the ArcGIS REST tile cache interface, however the tool I'm using, JOSM, only supports WMS or TMS. In addition the data from the ArcGIS server is in a "special" ...
22
votes
5answers
7k views

Optimizing osm2pgsql imports for OSM data

I'm currently building an instance on EC2 on which to import the entire Planet.osm snapshot of the whole Earth's worth of data for some projects we're working on. I've spun up a large Ubuntu x64 ...
12
votes
5answers
901 views

Quality of free geodata compared to commercial sources

What are the sources of excellent geo-location data as possessed by Google Maps ? I am wondering that, even with large amount of volunteer work involved, why is OSM data not comparable to theirs in ...
9
votes
2answers
4k views

Cutting up a shape file into smaller parts

I've downloaded the 350MB coastline shape file from Openstreetmap, but I really would like to work with a small part of them, is there a way to generate a shapefile of a small area. I'm using MacOSX ...
14
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1answer
700 views

How to detect roads from satellite images?

OpenStreetMap has announced a Bing API to detect roads. I want to know what is the theory behind road detection and if there is any open source tool that do that.
16
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6answers
1k views

What's the most promising application (use) of OpenStreetMap data?

In some areas OSM data is very complete and has a level of detail not seen in closed data sources. Another distinguishing factor is that it contains the knowledge of the people who live in that areas. ...