Key:proposed
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The proposed tag may be used for any road or railway that is in planning phase.
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Used combinations in
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Major road and rail planning schemes typically take years until actual construction begins. We may therefore wish to show planned roads, railways, airports and other features on the map. Some commercial mapping companies also show planned features. This key can be used for any feature that is still in planning phase but constructions haven't yet started. For features in construction use construction=* instead.
How to tag in general
The way to tag planned features is to use the main tag (Key, e.g. highway, railway, amenity, aeroway, ...) and add proposed as value. Then you create another tag proposed=* with x being the <value you usually would put on the main tag>.
You are also encouraged to add the source for the plan with source=*. Please take care about copyright issues and don't copy from plans you're not entitled to do so.
Values of proposed
Values of proposed=* can be all values usually used for the key where you inserted proposed as value (see above). Please keep in mind that cluttering the editors will cause problems (payload, clutter) to the other mappers, so don't exaggerate with proposed features.
Why and what is the relation to other proposals?
There's 1 other proposals who deal with the same issue but break rendering in case they don't care about this tag. That's why this page was created in analogy to construction=*. the other page is here (don't recommend them): Proposed_features/Road/Rail_proposed
Example-values for proposed highways
highway=proposed currently renders on Mapnik as a dashed turquoise line, no matter what the value of the 'proposed' tag.
| Value | Element | Comment | Example |
|---|---|---|---|
| motorway | |
proposed motorway | |
| motorway_link | |
proposed motorway sliproad | |
| trunk | |
proposed important non-motorway road | |
| trunk_link | |
proposed sliproad to an important non-motorway road | |
| primary | |
proposed primary road | |
| primary_link | |
proposed sliproad to a primary road | |
| secondary | |
proposed secondary road | |
| tertiary | |
proposed tertiary road | |
| unclassified | |
proposed unclassified road (alternatively tag <proposed=minor>) | |
| residential | |
proposed residential road | |
| pedestrian | |
proposed pedestrianised road | |
| service | |
proposed service road | |
| track | |
proposed track | |
| bridleway | |
proposed bridleway | |
| cycleway | |
proposed cycleway | |
| footway | |
proposed foot path (alternative tag <proposed=footpath>) | |
| steps | |
proposed steps |
If rendered, the tag could be rendered as a modified (dashed, dotted, etc.) version of the corresponding <highway=.....> tag. See the highway tag for a full description of the rendering style.
Example-values for proposed railways
railway=proposed will probably never render on Standard maps like Tiles@home or Mapnik, or only for main lines and advanced plans.
| Value | Element | Comment | Example |
|---|---|---|---|
| rail | |
proposed standard gauge railway | |
| narrow_gauge | |
proposed narrow gauge railway | |
| light_rail | |
proposed light-railway | |
| tram | |
proposed tramway | |
| preserved | |
proposed preserved railway | |
| subway | |
proposed subway | |
| monorail | |
proposed monorail |
If rendered, the tag will probably render as a modified version (dashed, dotted, etc.) of the corresponding <railway=.....> tag. See the railway=* tag for a full description of the rendering style.
Planning Phases
For more specific description of the planning phase it would be necessary to invent an additional tag, because not all plans are realized, hence describing the probability for a proposed project to be realized. Please add documentation here in the future.
Future considerations
- a further tag could be added to illustrate the expected beginning of construction and planned opening date.
e.g. construction_start_expected=YYYY-MM-DD construction_end_expected=YYYY-MM-DD