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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Where to find street names for each city in US?

I'm sorry if my question is stupid but I had to ask. I'm building a database of US states, cities, streets AND their basic relations to each other. I already have state and city tables. Where can I ...
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159 views

Custom OSM tiles with Mapbox and/or CartoDB

For a newspaper, we would like to use CartoDB's editor to produce quick overview maps with small amounts of geometry and information such as tooltips etc. For this job, the CartoDB editor seems to be ...
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1answer
93 views

osm2pgsql missing coordinates

I am quite new to GIS and OSM and am trying to get my head around exporting custom OSM region and uploading them into PostgreSQL. I have started with a very small map area to export with only two ...
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1answer
120 views

Viewing map tiles generated from Maperitive in leaflet or openlayers

for few days i have been working on developing my own osm tile server. I tried it on linux as well as on windows, no complete success till now. I Have to make tile server on both windows and linux. ...
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3answers
55 views

Display peaks using Tilemill and only show relevant peak per zoom level

I want to make a map using Tilemill and I want to show the names of mountain-peaks. What I'd like to do: If the user zooms out (let's say zoom level 12) I only want to show the highest (most ...
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2answers
50 views

how to get a low level road network from openstreetmap data?

I've extracted the road network of a city from openstreetmaps (filetype: osm). One part of the road networks look like this: However, there are too many details in this data. I'd like to represent ...
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2answers
76 views

Missing some lines after import of .PBF int PostGIS

I've a little problem with either the initial data (from Geofabrik) or the import (using osm2pgsql): I can't find some lines of a street in my city in the database while they are there on the OSM-Site ...
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87 views

Building own OSM server. Searching/routing/rendering

I need to build my own OSM server to reach customers from other countries. I have the following requirements for the resulting system: Search: 1.1. "Hierarchical" (full hierarchy from country to ...
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34 views

CartoCSS: Don't show border between adjacent polygons

In OSM, riverbeds are created as multiple adjacent or even overlapping polygons. When styling these polygons in CartoCSS with a border, the overlapping can be seen: I'd like to hide that line ...
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2answers
184 views

Most reliable way to import large dataset with osm2psql

I know my question is similar to slow import via osm2pgsql to postgresql database and Optimizing osm2pgsql imports for OSM data but as we currently have quite some problems importing a large set of ...
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47 views

Use Microstation wireframe model for OpenStreepMap

I've got an entire city in Microstation DGN format. I'm able to convert it into Google Earth (KML), DXF, SVG and other formats, and then in .osm with ogr2osm. However, the 3D model is build entirely ...
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2answers
58 views

OSM digitizing road map by shapefile

I have shapefile with roads. I want to digitize some of the objects in shapefile to OSM, because I allways use OSM shapefiles and I have something to give to. What software should I use? I have JOSM ...
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18 views

Oncoming intersection or intersection density

Through the use of Android and its on board GPS module, I am looking to calculate the density of intersections in a given area. Say 1 km x 1km. How would I go about accomplishing this? I am new to any ...
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1answer
79 views

Day and night zone layer for Leaflet

I'm working with Leaflet and I'd like to show the day and night zones adding a dynamic layer to my map. I was thinking to add a static layer with some transparency and make it move every x minutes but ...
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1answer
56 views

How to export tracks of a specific polygon in overpass-turbo?

I would like to export some features (in this case route=hiking) that are inside a specific boundary. So not the boundary box that I can choose through the pan tool, but all the routes that for ...
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1answer
109 views

Openlayers 3 display in Firefox and Chrome

I'm experiencing some issues with displaying OSM and GeoJSON. With Firefox v30 I see my GeoJSON data, but OSM is invisible. With Chrome v35 I see OSM, not my GeoJSON... What is the explanation? ...
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39 views

Adding another style to an OpenStreetMap server using Mapnik and PostGIS etc

I have created an OpenStreetMap server using this guide: switch to osm it's very good and works like a charm. I have also been able to add a new theme using TileMill and osm-bright However, I now ...
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55 views

AutoCAD to OSM, lossless

I'm trying to convert AutoCAD 3D data to OSM lossless, or close to lossless. So far, the only way I can see it's possible is to convert from AutoCAD to SVG to OSM, according to OSM's WiKi. Do ...
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1answer
66 views

Render tiles in the sea

I installed a mapserver on my own server with mapnik, apache and mod_tile. I build an application with WorldWind and my map server. My problem is that there are blank tiles instead of blue tiles to ...
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2answers
92 views

Are OSM ids unique over all Object types?

Are OSM ids unique over all Object types? Means can a way-id occur as an relation-id or an node-id as way-id?
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2answers
73 views

OpenStreetMap Tile Server with Custom Projection Systems

I am trying to install the OSM tile server on a local machine with a custom projection system like epsg:3573. For the server installation I followed this tutorial ...
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3answers
101 views

How to complete the roads output of PostGIS?

I converted the file I exported from OSM to PostGIS using osm2pgsql. I have opened the table's outputs to QGIS and I saw data are not complete compare to OSM editor view. Most of the roads are broken ...
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106 views

Openlayers Map Marker / Popup Behaviour Mobile Devices

Quick overview. i am creating a site with a map using Openlayers and Open Street Maps. User clicks on map and fills out a popup form and submits form. Markers appear at lonlat points where map was ...
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3answers
106 views

Why do I have gaps in OSM data?

I just starting to work with raw-OSM data, so maybe my question is a very basic one. When I download OSM data from Geofabrik I never get the same coverage of the polygons as in the rendered raster ...
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3answers
132 views

Generating a routing database for the entire world while keeping the tags

I've been looking into this matter for a few days now, but I haven't come up with a working solution. Basically, what we are trying to do is create an entire world database, preferably in PostgreSQL, ...
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27 views

OpenStreetmap Multipolygon with Members without role

HI i found this relation in Open-Streetmap http://www.openstreetmap.org/relation/1561932 http://www.openstreetmap.org/api/0.6/relation/1561932/full it has only one outer member but it needs the ...
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66 views

Is there a special tag to calculate way length in osm2pgsql?

There are special tag 'way_area' in osm2pgsql creating a database column that stores the area of polygon fatures. So is there something like this for calculation of length of line oblects?
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52 views

OSM-based military map

Is there an openstreetmap based system that makes it possible to draw something like military symbols? It should be possible to draw frontline, zones of control, battle events, troops, vehicles and so ...
2
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1answer
64 views

scaling of results: the comparing of osm-files for a few days - a statistical approach

i am pretty new to Geographic-information Systems so do not bear with me if i ask newby questions: i am interested in gatherin information on schools Some days before i have heard that it is ...
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1answer
59 views

Best method to find routes from a set of points

I have lines table (postgis enabled database) representing the streets. I have collected few gps points along a route and I would like to match it with the streets in order. Scenario - I am jogging ...
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3answers
50 views

OSM Display a particular changeset-version of a way

Hi is it possible to visualize an particular changeset of an way? It's about thisa way http://www.openstreetmap.org/way/24837452 at the moment it seems to be a part of an MultiPolygon. But in the ...
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1answer
217 views

Reverse geocoding Nominatim results

I need to obtain street intersections from reverse geocoded lat/long, where there is no house number information. I have a tile server and Nominatim running in Ubuntu 12.04 virtualbox. I followed ...
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32 views

Order members of OSM multipolygon relations

Im writing an importer for OSM files. Now i'm importing the relations with multipolygoins. The documentation says The order of the relation members does not matter (but properly sorted member lists ...
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1answer
36 views

OSM data - ways table features

I have made this web-app http://160.75.133.173/openWebApp/routing.jsp Users just have to click two points to figure out the shortest possible route available connecting them. I am using OSM data and ...
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2answers
91 views

Enlisting all OpenStreetMap (OSM) street names for General Transit Feed Specification (GTFS) routes?

I have exported OpenStreetMap (OSM) data of a city to my local postgresql db using osm2pgsql. I would like to add the General Transit Feed Specification (GTFS) routes information (say bus routes) ...
2
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2answers
110 views

schools: how are they tagged - with the same method all over the world?

are all schools tagged in the same way? or do some countries do use a specal tag-(system)? update: thanks to the responders: what does this mean ...
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1answer
50 views

Changing labelling of OpenStreetMap Base Map for ArcGIS Online?

I am creating a Story Map and using Open Street Maps as the base map. One issue my superiors see is the labeling of the streets. It's way to frequent! See the attached screenshot: Is there a way ...
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1answer
48 views

Will ogr2ogr correctly merge features from several OSM files to resulting set

In GDAL >= 1.10, ogr2ogr contains osm driver I want to try this feature and migrate OSM to PostGIS (I'm aware of osm2pqsql existence) I have several relatively small OSM files and wonder if ...
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1answer
57 views

How to find all objects deleted by user in specified time

Is there any way to get list of objects with their geometries deleted by specified user in specified time?
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35 views

Openstreet map loosing information

I succesfully created a shapefile from openstreetmap with the OpenStreetMap tool in QGIS 2.2. When I try to create a polyline layer, it says that there are 8000 values in the db file for the property ...
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1answer
165 views

Tiles taking too long to render

I've followed the tutorial available here. The installation worked alright, but opening the tile in a browser leads to a 404 error. The only error from the server is "Failed to read cmd on fd 10". ...
2
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1answer
41 views

Is there a way to identify features on OpenStreetMap.org?

Is there an identify features option for OpenStreetMap.org (OSM.org)? Stemming from this question: How to get shapefile of river from OpenStreetMap? I'm looking for the ability to use OSM.org to ...
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0answers
59 views

Tilemill reversing inner and outer in multipolygon relations

Tilemill renders multipolygon relation (a middle part of a big lake (ID 2101875)) incorrectly: Multipolygon relations (inner/outer) seems to render mirror-like, compare: an island in OpenStreetMap ...
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1answer
48 views

how to export the entire bounding box from overpass-turbo?

I'm new to the overpass-turbo world, so sorry if the question sounds silly. What I'm trying to do is to export all the elements (peak, tracks, routes, streets.....) of a bounding box I have selected. ...
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1answer
18 views

polytiles error

when I run a polytiles.py script for mapnik rendering. It worked just fine until the error: Process Process-1: Traceback (most recent call last): File ...
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0answers
105 views

parsing an osm-file with PHP simpleXML :: getting a few more tags

I am new to PHP's SimpleXML. upate: The original version of this question was derived from here: OSM Data parsing to get the nodes with child I am thankful that hakre offered a great example in ...
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39 views

schools are included as nodes, while others are areas - how to get all of them?

goal: want to extract schools from Overpass-api: now with an update: the allready exinsting code runs nicely. At the moment it is no problem that i do not catch the shools as ways nodes or rleatins. ...
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1answer
45 views

Draw area from street borders

I have searched online for almost a week and can not find an answer to my issue. I need to generate polygons from street borders in a given city. I have downloaded data from openstreetmaps and ...
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53 views

change the area in a osm-request: from lon & lat to whole country

I am new to PHP's SimpleXML. the script below makes a starting point for my project. Below I have added my own answer to the question, how to refine the code to ad more tags. I want to filter the ...
2
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1answer
30 views

Using Scanaerial in JOSM?

I am trying to use Scanaerial in JOSM to locate water sources in my county. I was able to install all of the required Python modules and ExtTools and load the scanaerial plugin, but now when I run ...