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Groyne - Wikipedia, the free encyclopedia
A groyne ( groin in the United States) is a rigid hydraulic structure built from an ocean shore (in coastal engineering) or from a bank (in rivers) that interrupts water flow and limits the movement of sediment. In the ocean, groynes create beaches, or avoid having them washed...
http://en.wikipedia.org/wiki/GroyneCase 4
Experience has shown that groynes work best along north- or south-facing coastlines and are least effective on east- or west-facing coastlines.
http://www.unesco.org/csi/pub/source/ero18.htmCoping with shoreline erosion in the Caribbean
Experience has shown that groynes work best along north or south facing coast lines. For example, groynes have worked reasonably effectively on the north coast of Nevis.
http://www.unesco.org/csi/act/cosalc/shore-ero.htmCoastal Erosion
David Morkill, Royal St David’s GC, stated that grants for such work were so important. Having carried out the protection work, if it was not for the efforts of the Golf Club there would not...
http://www.golfecology.co.uk/articles/coastal.htmlHuman impacts at the coast intended to stabilise a coastline can
Groynes work fine on the side of it that is fed by longshore drift but on the other side the beach ...
http://www.academicdb.com/Physical_Sciences/Geography___Environmental_Sciences/Environmental_Sciences/Human_impacts_at_the_coast_intended_to_s_L86604.htmlRiver Rhine Floods 1995 | Causes
Human and physical causes of the River Rhine floods of 1995.. ... Deflector groynes used to reduce channel width and deepen the navigable channel have led to faster flow upstream
http://geographyfieldwork.com/RhineCauses.htmDunwich And Aldeburgh
How do groynes work? Groynes trap the sand which is carried along the coast by longshore drift . The sand acts as a natural protection against the force of the waves.
http://www.slideshare.net/guest52aba7/dunwich-and-aldeburghGroyne: Facts, Discussion Forum, and Encyclopedia Article
The areas between groups of groynes are groyne fields. Groynes are generally made of wood, ... s. Groynes, however, may cause a shoreline to be perceived as unnatural and ugly. ... How groynes work
http://www.absoluteastronomy.com/topics/GroyneWhat Other Work Is Required?
The timber groynes are also cost effective, historically proven to work here at Swanage and there was a general preference of them expressed by the public and ... How Long Did The Work Take?
http://www.purbeck.gov.uk/environment/environmental_protection/swanage_beach_recharge_scheme/what_other_work_is_required.aspxWhat Other Work Is Required?
The timber groynes are also cost effective, historically proven to work here at Swanage and there was a general preference of them expressed by the public and ... How Long Did The Work Take?
http://www.purbeck.gov.uk/default.aspx?page=8098