Editing Clapper bridge (section)

{{short description|Bridge formed by large flat slabs of stone}}
{{Use dmy dates|date=May 2017}}
{{Use British English|date=May 2017}}
<!--Note that this taxobox is for  generic bridge types, not specific (except as an example). The ancestor, sibling, and descendant references should follow the current taxonomy at media:BridgeTaxonomy.jpg, see also Talk:Bridge -->
{{BridgeTypePix|
|type_name         = Clapper Bridge
|image = Tarr Steps 01.jpg
|image_title       = [[Tarr Steps]], Exmoor, Somerset, England
|sibling_names     = [[Log bridge]]
|descendent_names  = [[Arch bridge]], [[trestle bridge]]
|ancestor_names    = [[Step-stone bridge]]
|carries           = footpaths, tracks, roadways
|span_range        = Short
|material          = [[Rock (geology)|Stone]]
|movable           = No
|design            = Low
|falsework         = No
|}}
A '''clapper bridge''' is an ancient form of [[bridge]] found on the moors of the English [[West Country]] ([[Bodmin Moor]], [[Dartmoor]] and [[Exmoor]]) and in other upland areas of the United Kingdom including [[Snowdonia]] and [[Anglesey]], [[Cumbria]], [[Derbyshire]], [[Yorkshire]], [[Lancashire]], and in northern [[Wester Ross]]
and north-west [[Sutherland]] in Scotland.<ref>{{Cite web|url=https://canmore.org.uk/site/88560/achnamara-clapper-bridge|title=Achnamara, Clapper Bridge &#124; Canmore|website=canmore.org.uk|accessdate=28 February 2021}}</ref><ref>{{cite web|url=https://portal.historicenvironment.scot/designation/LB485|title=ACHRIESGILL BRIDGE OVER ACHRIESGILL WATER|website=Historic Environment Scotland|access-date=8 June 2022}}</ref> It is formed by large flat slabs of stone, often [[granite]] or [[schist]]. These can be supported on stone piers across rivers, or rest on the banks of streams.