Tag:barrier=wall
 barrier = wall
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A freestanding structure, designed to restrict or prevent movement across a boundary, typically made from solid brick, concrete or rocks, and almost always built so that it is opaque to vision. 
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| Group: Barriers |
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Status: approved
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A wall is a freestanding structure, designed to restrict or prevent movement across a boundary, typically made from solid brick, concrete or rocks, and almost always built so that it is opaque to vision.
Contents
How to map
barrier=wall
Historic wall: Use historic=yes. See also heritage=*
Height: Use height=* to specify how tall the wall is.
Thickness: Use width=* to specify how thick precise the wall is. Or use est_width=* to specify how thick approximately the wall is.
Alternative: Use area=*, see there.
Wall details
The tag wall=* can be used to provide details of the wall. The value should indicate the principal feature of the wall, which could be the type, the purpose, or the building method, including the following:
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Wall Purpose | ||||
| wall | noise_barrier |  Noise barrier - a wall which protects against noise on one of its sides
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| wall | jersey_barrier | Jersey barrier. There's also the much more common (as of 2019-02) barrier=jersey_barrier.
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| wall | seawall | Seawall - a wall built to protect land along the coast from erosion and flooding from the sea
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| wall | flood_wall | Flood wall - a wall built to protect land from flooding along a river or lake
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| wall | castle_wall | Castle curtain wall - also see barrier=city_wall
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Construction Material / Method - also see material=* | ||||
| wall | dry_stone | A dry stone wall is constructed from stones without mortar to bind them together.
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| wall | stone_wall | stone wall - a wall constructed from stones. See also material=stone
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| wall | brick | brick - a wall constructed from bricks. See also material=brick
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| wall | concrete | Concrete wall, constructed from concrete poured in place, or as precast concrete wall panels. See also material=concrete
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| wall | concrete_block | Concrete block wall, constructed from cement concrete blocks and mortar - also see wall=cement_block
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| wall | flint | Flint cobbled wall, may have brick courses and copings.
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| wall | gabion | Gabion wall made from cages or boxes filled with stones, concrete, or sometimes sand and soil.
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| wall | pise | Rammed earth wall made from compacted soil, chalk or clay.
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The construction material can also be tagged with material=*, if necessary, using values like
stone, brick, concrete, and wood.
See wall=no for a tagging of open buildings from an import in France.
