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jetty
Sign in to savethumb| Coastal lagoons fronted by barrier spits typically have entrances that migrate over time. Here, the entrance has been fixed by jetty construction. [[Carlsbad, California, April 1998.]] thumb|Aerial view of a jetty at Swakopmund, [[Namibia (2017)]]
Article
10 sectionsContents
- For regulating rivers
- Wing dams
- At the outlet of tideless rivers
- At the mouth of tidal rivers
- For berthing at docks
- At entrances to jetty harbors
- At lagoon outlets
- See also
- References
- General references
thumb| Coastal lagoons fronted by barrier spits typically have entrances that migrate over time. Here, the entrance has been fixed by jetty construction. [[Carlsbad, California, April 1998.]] thumb|Aerial view of a jetty at Swakopmund, [[Namibia (2017)]]
A jetty is a man-made structure that protrudes from land out into water. A jetty may serve as a breakwater, as a walkway, or both; or, in pairs, as a means of constricting a channel. The term derives from the French word '''', , signifying something thrown out.