Tag:highway=motorway: Difference between revisions

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* [[Key:oneway|oneway]]
* [[Key:oneway|oneway]]
* [[Key:name|name]]
* [[Key:name|name]]
* [[Key:reference|reference]]}}
* [[Key:reference|reference]]|
implies=
* {{Tag|access|no}}
* {{Tag|motorcar|yes}}
* {{Tag|oneway|yes}}
}}


= Description =
= Description =
A restricted access major divided highway, normally with 2 or more running lanes plus emergency hard shoulder. Equivalent to the Freeway, Autobahn etc..
A restricted access major divided highway, normally with 2 or more running lanes plus emergency hard shoulder. Equivalent to the Freeway, Autobahn etc..


Motorways are used to connect bigger cities and allow fast travelling between them.
Motorways are used to connect bigger citie s and allow fast travelling between them.


In most cases the motorway is a dual carriageway which means that the traffic for both directions is separated by a central barrier or strip of land.
In most cases the motorway is a dual carriageway which means that the traffic for both directions is separated by a central barrier or strip of land.

Revision as of 21:03, 28 May 2008

Public-images-osm logo.svg highway = motorway
Description
Motorways are high capacity highways designed to safely carry fast motor traffic. Edit this description in the wiki page. Edit this description in the data item.
Rendering in OSM Carto
Rendering-highway motorway carto.png
Group: highways
Used on these elements
should not be used on nodesmay be used on waysshould not be used on areasshould not be used on relations (except multipolygon relations)
Implies
Useful combination
Status: de facto

Description

A restricted access major divided highway, normally with 2 or more running lanes plus emergency hard shoulder. Equivalent to the Freeway, Autobahn etc..

Motorways are used to connect bigger citie s and allow fast travelling between them.

In most cases the motorway is a dual carriageway which means that the traffic for both directions is separated by a central barrier or strip of land.

How to map

Map dual carriageway.png To map a simple motorway you can just draw a line for it. Select all ways which belong to the motorway and tag them with highway=motorway. Use oneway=yes when it is not possible to drive in both directions on the motorway. Make sure the way points in the same direction as the oneway goes.

In the case of a dual carriageway you should draw one line for each direction and tag each direction on their own.

Be sure to set the nodes for the each direction on the same high, this gives a much better result when the map will be rendered as well as indicates directly that both ways belong together.

To attach more information for the motorway you should add further keys.

  • maxspeed=Number indicates the maximum speed which is allowed
  • minspeed=Number indicates the minimum speed which need to be reached to use the motorway
  • name=Name of the motorway
  • ref=reference name for example A1, E22
  • lanes=Number to indicate how many lanes exist on the motorway

Special situations

In the case you do not have a normal motorway you should take a look on these sites:

  • highway=motorway_link - The link roads (sliproads / ramps) leading to and from a motorway.
  • highway=motorway_junction - Indicates a junction (UK) or exit (US) ref should be set to the exit number or junction identifier.
  • bridge=yes - If the motorway goes over a street or waterway.
  • tunnel=yes - If the motorway goes below a street or waterway.

International equivalence

Country Description more
Australia Motorways, freeways, and freeway-like roads.
Divided roads with 2 or 3 lanes in each direction, limited access via interchanges, no traffic lights. Generally 100 or 110 km/h speed limit. For example: Hume Freeway.
Australian Roads Tagging
Belarus автомагистраль (avtomagistral')
Belgium nl:autosnelweg fr:autoroute d:autobahn maxspeed=120km/u
France autoroute (A) Fr:Map Features
Italia Autostrada, compresi i raccordi autostradali come le tangenziali di Milano e il Grande Raccordo Anulare di Roma. It:Italian Roads Tagging
Germany Autobahn
Hungary Autópálya
Korea Divided, grade-separated highway with 2 or more lanes in each direction.
This includes all toll roads designated by a red and blue shield.
Netherlands Autosnelweg Kaart eigenschappen
Norway Stamvei: Motorvei kl A og kl B <br\ > File:No sign-MotorwayStart Duel-502.png File:No sign-MotorwayStart Singel-503.png
Switzerland Autobahn / autoroute
UK motorway
US Divided, grade-separated highway with 2 or more lanes in each direction.
Access by ramps only. This includes all Interstate Highways and some US highways.

Examples

Picture/Description Tags Mapnik Osmarender
Motorway with 4 lanes and separation

highway=motorway
lanes=4
oneway=yes
ref=E451
nat_ref=A5


highway=motorway
lanes=4
oneway=yes
ref=E451
nat_ref=A5

Mapnik A5.png Osmarender A5.png