failure of internal drainage or pumping systems that are meant to keep water on the water-side of the levee levee definition: 1. a wall made of soil or other materials that is built next to a river to stop the river from…. A long ridge of sand, silt, and clay built up by a river along its banks, especially during floods. The St. Elizabeth's flood of 1421 was caused by a surge of seawater being forced upriver during a storm, overflowing the river dikes and submerging approximately 300 square kilometres (100 sq mi) of land in the Netherlands. The Corps estimates it will take up to two months for the water to recede from the floodway and another month for the land to dry out. levee synonyms, levee pronunciation, levee translation, English dictionary definition of levee. In the Netherlands this flood was a main reason for the construction of the Delta Works, probably the most innovative and extensive levee system in the world. 1. The need for quickly closing a levee breach is also driven by the potentially fast vertical and lateral growth rates of breaches. Channel —A naturally or artificially created open conduit that periodically or continuously contains moving water or which forms a connecting link between two bodies of water. Levee failure events are rare with responsible personnel usually under emergency conditions, making real world data seldom available for model calibration or validation. Overtopping can lead to significant landside erosion of the levee or even be the mechanism for complete breach. Other forms of damage can be caused by ships or other (large) floating objects or from objects in the levee, like traffic signs or fences that are damaged or completely removed by wind or water. A levee breach is when part of the levee actually breaks away, leaving a large opening for water to flood the land protected by the levee. This shallow hole can quickly erode and result in a breach. Often levees are armored or reinforced with rocks or concrete to prevent erosion and failure. Parts of the submerged lands have still not been reclaimed resulting in the Biesbosch wetlands. The most frequent (and dangerous) form of levee failure is a breach.A levee breach is when part of the levee actually breaks away, leaving a large opening for water to flood the land protected by the levee.. Foundation failure. levee meaning: 1. a wall made of soil or other materials that is built next to a river to stop the river from…. A breach can be a sudden or gradual failure, caused either by surface erosion or by subsurface weakness in the levee. It can also mean a formal reception. Levee breach synonyms, Levee breach pronunciation, Levee breach translation, English dictionary definition of Levee breach. Levees are the oldest and the most extensively used method of flood flood, inundation of land by the rise and overflow of a body of water. When the Levee Breaks. Learn more. Advertisement. Trees in levees are a special risk. Water will flow over \൴he top of the levee into the protected area. fields include the following: levee breach type, data origindate of historic breach or , overtopping, height and width information of breach or overtopping, time of day for breach or overtopping, and levee scenario. 1. Both natural and man-made levees can fail in a number of ways. Water will flow over \൴he top of the levee into the protected area. Boils signal a condition of incipient instability which may lead to erosion of the levee toe or foundation or result in sinking of the levee into the liquefied foundation below. (page 8) No levee is flood-proof. How to use levy in a sentence. After a breach, a kolk lake can sometimes remain after the water level recedes. A levee breach is when part of the levee actually breaks away, leaving a large opening for water to flood the land protected by the levee. 1.2 Outline of the regulatory framework The levee regulatory framework applies to the construction of new levees, and the modification of existing levees, that meet the definition of a levee. When the tree falls the root system will likely Man-made levees can fail in a number of ways. levee: a raised embankment along a watercourse which may occur naturally through sedimentation during overflow of the channel or may be man-made to prevent flooding. Warnings were issued for Guerneville north of San Francisco as the Russian River surpassed flood stage, and the San Francisco Bay Area commute was snarled after a, Some Houston-area neighbour-hoods were still in danger of more flooding from a, On Monday, authorities urged about 300 residents to evacuate because of a, Moonachie, Little Ferry, South Hackensack and Hackensack residents were ordered to evacuate the towns as an initial National Weather Service (NWS) report indicated a, Such a flexible system could be critical in the event of an emergency, including a, While the Cedar River ebbed in hard-hit Cedar Rapids, a, Intersect technology would minimize downhole pressures, reducing the risk for a, The Fifth Circuit Court of Appeals looked to dictionary definitions of the term "flood" to conclude that it included a flood resulting from a. 12 synonyms of levee from the Merriam-Webster Thesaurus, plus 31 related words, definitions, and antonyms. Another type of failure occurs when water flows over the top of … A breach can leave a fan-shaped deposit of sediment radiating away from the breach, described as a crevasse splay. n. 1. Fault has been aimed at the Corps of Engineers, their local contractors, and local levee boards.. 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