travelinedata


Verifying data in OpenStreetMap

OpenStreetMap is maintained by volunteers who achieve very high standards of accuracy. There is no reason why professionals in transport and local government cannot create an accounts and log in, indeed many already do.

Once you log in you can go into Edit mode and clicking on a bus stop reveals all the NaPTAN information that OSM has imported for the bus stop. OSM volunteers check the NaPTAN information against their own information.

A help site answers further questions about OpenStreetMap

The basis of the supply of bus stop information from Traveline to OSM (read more) is that

"the Department for Transport has been assured by Ordnance Survey that
they do not claim any rights over NaPTAN location data - and it is a matter
of record that Department for Transport is the owner of the NPTG database."

A list of the areas for which bus stops have been imported.

Before editing, consult the procedures for merging data and what tags to edit.

Detailed information on all the NaPTAN mapping Tags.

An analysis to show where there are bus stops but no roads helps OSM to show where mapping is needed to complete a map of roads in the UK used by buses.

If a local authority would like OSM volunteers to contact them directly with their observations then the local authority can add their contact details to the wiki page for their local authority:

There are email lists you can join where the import and updating of NaPTAN are discussed.

Here is an Open Knowledge Foundation Blog covering the release of the NaPTAN data to OSM "Where is the nearest bus stop?" (August 2009)

There follows a description in June 2010 from Peter Miller of ITO in Talk Transit of bus stops in OSM:

In the UK stops on either side of the road typically have the same 'name', a different indicator sometimes imported into OSM as a 'local_ref' (or naptan:indicator).


In London and some other places the 'indicator' is often a single letter (or pair of letters) which is used on local maps and at the top of the pole and is unique locally Notice the 'D' indicator on top of this bus stop:
http://www.flickr.com/photos/route79/2937392/

Here is a node in OSM which a 'Local_ref' code ('K' in this case)
http://www.openstreetmap.org/browse/node/469771254

And here is the same stop on an official TfL map used in bus shelters in the area.
http://www.tfl.gov.uk/tfl/gettingaround/maps/buses/pdf/londonbridge-2163.pdf

This stop is also in a relation with the stop across the road:
http://www.openstreetmap.org/browse/relation/203739

Bus stops can be part of larger relations for a transport interchange, in this case a railway station (although not all elements associated with the station are included in this example yet) including platforms, other bus stops etc.
http://www.openstreetmap.org/browse/relation/205097

Every UK bus stops also has a unique 'Naptan:AtcoCode' which is used by information systems but not by humans.

Here are some pages about the UK dataset and the import
http://wiki.openstreetmap.org/wiki/NaPTAN

For comparison, here is a typical German stop
http://www.openstreetmap.org/browse/node/638614538

In the UK we imported all the relevant data into a naptan: namespace and then copied elements with OSM tags into the main OSM space. This could be a good way of working in other countries.

Finally here is a proposal for tagging some of the more complex aspects:
http://wiki.openstreetmap.org/wiki/Proposed_features/Stop_Area


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© Traveline 2010, Last updated: 10 July 2010