Key:fortification_type
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 fortification_type
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| Description |
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To specify the type of a fortification 
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| Group: historic |
| Used on these elements |
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| Documented values: 7 |
| Requires |
| Useful combination |
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| Status: de facto |
| Tools for this tag |
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Tag fortification_type=* is used to specify the type of a fortification.
How to map
- historic=archaeological_site mandatory
- archaeological_site=fortification mandatory
- In many cases, the fortifications can be further differentiated, as in:
- fortification_type=battery -
Artillery battery - A group of cannon in a fixed fortification, for coastal or frontier defense. - fortification_type=hill_fort - Hill fort - mounds (incl. Burgwälle(de), Wallburgen(de), Ringwälle(de), castro(fr))
- fortification_type=limes - Roman Limes
- fortification_type=motte - A raised area of ground forming the base location for a castle.
- fortification_type=ring_ditch - Concentric circular ditches (rondel)
- fortification_type=ringfort - Ring fort - circular fortified settlements that were mostly built during the Early Middle Ages up to about the year 1000.
- fortification_type=pa - Pā - a New Zealand Maori pā. Pā commonly refers to fortified settlements with palisades and defensive terraces.
- fortification_type=sconce - Sconce - small protective fortification built from the late Middle Ages until the 19th century
- fortification_type=watchtower - Watchtower - Its primary use is military and from a turret in that it is usually a freestanding structure.
Other undocumented values
Examples
hill_fort
limes
sconce
ring_ditch
Mapping mistakes
See also
- historic=fort
- castle_type=*
- defensive_works=* - an approved tagging scheme for defensive structures found in and around fortifications