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		<id>https://www.designingbuildings.co.uk/w/index.php?action=history&amp;feed=atom&amp;title=Crisis_level</id>
		<title>Crisis level - Revision history</title>
		<link rel="self" type="application/atom+xml" href="https://www.designingbuildings.co.uk/w/index.php?action=history&amp;feed=atom&amp;title=Crisis_level"/>
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		<updated>2026-04-19T17:47:09Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Crisis_level&amp;diff=203616&amp;oldid=prev</id>
		<title>Designing Buildings: Created page with &quot;[https://www.ciria.org/ItemDetail?iProductCode=C793F&amp;amp;Category=FREEPUBS&amp;amp;WebsiteKey=3f18c87a-d62b-4eca-8ef4-9b09309c1c91 Groynes in coastal engineering (CIRIA C793)], publi...&quot;</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Crisis_level&amp;diff=203616&amp;oldid=prev"/>
				<updated>2021-05-14T08:12:44Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;[https://www.ciria.org/ItemDetail?iProductCode=C793F&amp;amp;Category=FREEPUBS&amp;amp;WebsiteKey=3f18c87a-d62b-4eca-8ef4-9b09309c1c91 Groynes in coastal engineering (CIRIA C793)], publi...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;[https://www.ciria.org/ItemDetail?iProductCode=C793F&amp;amp;amp;Category=FREEPUBS&amp;amp;amp;WebsiteKey=3f18c87a-d62b-4eca-8ef4-9b09309c1c91 Groynes in coastal engineering (CIRIA C793)], published by CIRIA in 2020, defines the crisis level or crisis threshold as: ‘The level at which the function being monitored, such as the stability of the beach and/or any backing structures (seawall/promenade), could be compromised and emergency remedial action becomes necessary. An example would be, in the case described under alarm level/threshold above where it has been predetermined that an extreme event could result in 5 m of recession, that the beach crest recedes to within 4 m of an asset that requires protection.’&lt;br /&gt;
&lt;br /&gt;
= Related articles on Designing Buildings Wiki =&lt;br /&gt;
&lt;br /&gt;
* Armourstone.&lt;br /&gt;
* Beach.&lt;br /&gt;
* Beach management.&lt;br /&gt;
* Berm.&lt;br /&gt;
* Breakwater.&lt;br /&gt;
* Caisson.&lt;br /&gt;
* Coastal change management area.&lt;br /&gt;
* Difference between cofferdams and caissons.&lt;br /&gt;
* Dredging.&lt;br /&gt;
* Flood defences.&lt;br /&gt;
* Groynes&lt;br /&gt;
* Land-sea interface.&lt;br /&gt;
* Planning for floods.&lt;br /&gt;
* Temporary flood defences.&lt;br /&gt;
&lt;br /&gt;
[[Category:DCN_Definition]] [[Category:Definitions]]&lt;/div&gt;</summary>
		<author><name>Designing Buildings</name></author>	</entry>

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