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The mixture is then allowed to dry in the desired shape. Usually adobe is shaped into bricks that can be stacked to form walls. [3] Various claims are made about the optimal proportions of clay and sand (or larger aggregate). Some say that the best adobe soil contains 15% - 30% clay to bind the material together.
Mud, cob, adobe, clay, and many other names are historically used synonymously to mean a mixture of subsoil and water possibly with the addition of stones, gravel, straw, lime, and/or bitumen. This material was used a variety of ways to build walls , floors and even roofs .
The traditional adobe roof has been constructed using a mixture of soil/clay, water, sand and organic materials. The mixture was then formed and pressed into wood forms, producing rows of dried earth bricks that would then be laid across a support structure of wood and plastered into place with more adobe.
Cob, sometimes referred to as "monolithic adobe", [12] is a natural building material made from soil that includes clay, sand or small stones and an organic material such as straw. Cob walls are usually built up in courses, have no mortar joints and need 30% or more clay in the soil.
A compressed earth block (CEB), also known as a pressed earth block or a compressed soil block, is a building material made primarily from an appropriate mix of fairly dry inorganic subsoil, non-expansive clay, sand, and aggregate. Forming compressed earth blocks requires dampening, mechanically pressing at high pressure, and then drying the ...
Bousillage (bouzillage, [1] bousille, bouzille) is a mixture of clay and grass or other fibrous substances used as the infill (chinking) between the timbers of a half-timbered building. This material was commonly used by 18th-century French colonial settlers in the historical New France region of the United States and is similar to the material ...
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The earth used for building ceramic houses is essentially a type of adobe with a higher clay content and fewer impurities. The earth and water are mixed until the substance has "the consistency of bread dough" [3] The clay/earth mixture is worked into forms, and the blocks dry over a period of one to two weeks.