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Clay — For other uses, see Clay (disambiguation). The Gay Head cliffs in Martha s Vineyard consist almost entirely of clay. Clay is a general term including many combinations of one or more clay minerals with traces of metal oxides and organic… … Wikipedia
Clay minerals — Oxford Clay (Jurassic) exposed near Weymouth, England. Clay minerals are hydrous aluminium phyllosilicates, sometimes with variable amounts of iron, magnesium, alkali metals, alkaline earths, and other cations. Clays have structures similar to… … Wikipedia
Geosynthetic clay liner — A geosynthetic clay liner (GCL) is a woven fabric like material primarily used for the lining of landfills. It is a kind of geomembrane and geosynthetic which incorporates a bentonite or other clay, which has a very low hydraulic conductivity.… … Wikipedia
Compressed earth block — Building a CEB project in Midland, Texas in August 2006 Compressed Earth Block often referred to simply as CEB, is a type of manufactured construction material formed in a mechanical press that forms an appropriate mix of dirt, non expansive clay … Wikipedia
Shallow foundation — A shallow foundation is a type of foundation which transfers building loads to the earth very near the surface, rather than to a subsurface layer or a range of depths as does a deep foundation. Shallow foundations include spread footing… … Wikipedia
Subsidence — For subsidence in the atmosphere, see subsidence (atmosphere). A road destroyed by subsidence and shear, near Castleton, Derbyshire … Wikipedia
Vertisol — In both the FAO and USA soil taxonomy, a vertisol is a soil in which there is a high content of expansive clay known as montmorillonite that forms deep cracks in drier seasons or years. Alternate shrinking and swelling causes self mulching ,… … Wikipedia
Climate — For other uses, see Climate (disambiguation). Worldwide Climate Classifications Climate encompasses the statistics of temperature … Wikipedia
Foundation (engineering) — A foundation is a structure that transfers loads to the earth. Foundations are generally broken into two categories: shallow foundations and deep foundations.hallow foundationsShallow foundations are usually embedded a meter or so into soil. One… … Wikipedia
Seismic retrofit — Seismic retrofitting is the modification of existing structures to make them more resistant to seismic activity, ground motion, or soil failure due to earthquakes. Other retrofit techniques are applicable to areas subject to tropical cyclones,… … Wikipedia
