Overpass turbo area

I'd quite like to define myself a specific area to pull down all nodes, overpass turbo area and areas within - I was ideally thinking of the ward that I live in, but failing that I'd take my Council's boundaries.

This manual claims that its content remains valid for many years. This does not necessarily apply to the current model of areas : The datatype has been created to remain compatible if a datatype for areas ever had appeared. I'm nowadays pretty sure that this will never happen. Thus, I now plan to directly work with the de facto types of closed way and closed relation , essentially equal to a multipolygon. The implementation may take some years, but in the end some of the syntax variants listed here will become outdated.

Overpass turbo area

Area creation is now based on the areas. For a natural language version of this script, please refer to this comprehensive list of polygon features. Areas can be used in queries according to the language guide and language reference. We explain here in more detail the computation process: The computation process is executed in an infinite loop on the Overpass API server, where each run lasts between 4 and 12 hours. It used to execute the following script, which is nowadays replaced by a more sophisticated version see link above :. Note: this script is meant to be exclusively run on the server. Any other Overpass API user like overpass turbo can neither trigger the area creation nor directly influence the area creation rules. If you think the area creation rules are incomplete, you should raise a Github issue. The code below is a sample, check the relevant file on Github for an up to date list. In the following foreach block, the area is actually created: the shape is built from the way members of the relation, the tags are copied from the relation itself, the pivot object. The second union block selects all ways that have a tag area with value yes and a tag name. Here, we create one area for each way.

I guess every bit of data within a council might be quite large, is there a recommended place to get that from for UK data so I don't hammer someone's server? Navigation menu Personal tools English Create account Log in, overpass turbo area. For a natural language version overpass turbo area this script, please refer to this comprehensive list of polygon features.

I have problems, finding supermarkets in a district of a city, using area. I would be so glad, if somebody could help me out! Maybe ther is even a way better approach? This is my code so far:. Hey nevw, thanks for the quick response first of all! Problem is: I want to query a search for a specific district in hamburg. The code I posted above does search for supermarkets in hamburg, but i want to specify that and search only in various districts.

This guide shows you examples for queries to make to an Overpass API server: adapt the queries to your particular need. The following simple query can for instance generate a flow of data containing all the nodes in a given bounding box, and print it:. Or you could also extend the result to include the ways which are referencing using the selected nodes using the bn "recurse back to nodes" clause. You can always convert between the two: just paste one of the examples below into this form. You can choose there to get the output in:. To execute the query, use the same form. Examples of the QL syntax are provided below.

Overpass turbo area

Overpass turbo overpass-turbo. It runs any kind of Overpass API query and shows the results on an interactive map. Using it can get technical quite quickly: beginners may find the "wizard" a good place to start. This project is maintained by Martin Raifer. The source code is found on github.

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Now we want to download really all data in an area. The code I posted above does search for supermarkets in hamburg, but i want to specify that and search only in various districts. In a similar way we can take advantage of that London is in Great Britain. Not least mappers were wary that areas might get damaged quite often. Overpass: Filter results by surface area. Nodes are found if they are properly inside or on the border of the area. In addition, for virtually all areas in official boundaries I suggest to rather use regional extracts. It might be even easier to use download tools like Wget or Curl. Then follows the keyword area. Best to use the query tool to look at the data in your locality. If an integer is added, the input set is ignored and instead the area that has the given integer as id is taken. The filter pivot there selected exactly those objects that are generators of the areas in its input. The second union block selects all ways that have a tag area with value yes and a tag name. Overpass: Filter results by surface area Overpass Turbo searching in multiple Countries Extracting features that are inside a polygon set with overpass api How to define the name of an area which is not an administrative area nor a village Export all boundaries in an area via overpass How to map inhabited places settlements?

Here are some more Examples of interesting overpass queries. You can click on the turbo icons for a direct link of the respective query on overpass turbo.

If you want more immediate results not depending on the delayed batch processing , you can also write your own filters without using this facility in your Overpass query: use standard OSM element types and ids and filter them by specific tags of your choice. Please note for your convenience that the bounding box can be computed automatically with the convenience feature of Overpass Turbo :. Now we get to the request itself. The rules what exactly constitutes an area had not yet been settled that times. Thus, I now plan to directly work with the de facto types of closed way and closed relation , essentially equal to a multipolygon. To exercise this, please store one of the queries from above in a local file, e. Problem is: I want to query a search for a specific district in hamburg. Other languages There are many more pressing issues in the project, thus this change may not happen anytime soon. Any help or thoughts would be much appreciated! This does not necessarily apply to the current model of areas : The datatype has been created to remain compatible if a datatype for areas ever had appeared. There is no specific timetable for also converting the relations. Then can follow a colon and a non-negative integer. Not least mappers were wary that areas might get damaged quite often. The filter area.