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A pigtail bridge on Iron Mountain Road. In the Black Hills of South Dakota, a particular form of spiral bridge, locally called a 'pigtail bridge', was introduced in 1932 by Cecil Clyde Gideon, the self-taught superintendent of Custer State Park turned highway designer. He called them “spiral-jumpoffs”.
In the United States construction industry, contract agreements are usually written to allow the owner to withhold (retain) the final payment to the general contractor as "retainage". [3] The contractor is bound by the contract to complete a list of contract items, called a punch list, in order to receive final payment from the owner.
A pigtail is similar to a patch cord and is the informal name given to a cable fitted with a connector at one end and bare wires (or bare fibre) at the other. In the context of copper cabling, these cables are sometimes referred to as blunt patch cords and the non-connectorized end ("the pigtail") is intended to be permanently attached to a ...
For example, the particles of stone used to make concrete typically include both sand and gravel. Aggregate (construction) – Construction aggregate is a broad category of coarse to medium grained particulate material used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates.
Also Abrams' water-cement ratio law. A law which states that the strength of a concrete mix is inversely related to the mass ratio of water to cement. As the water content increases, the strength of the concrete decreases. abrasion The process of scuffing, scratching, wearing down, marring, or rubbing away a substance or substrate. It can be intentionally imposed in a controlled process using ...
A woman with long pigtails and braids.. In the context of hairstyles, the usage of the term pigtail (or twin tail or twintail) shows considerable variation.The term may refer to a single braid, but is more frequently used in the plural ("pigtails") to refer to twin braids on opposite sides of the head.
Many corporations have such standards, which define some terms and symbols specific to them; on the national and international level, ASME standard Y14.38 [1] is one of the standards. Australia utilises the Technical Drawing standards AS1100.101 (General Principals), AS1100-201 (Mechanical Engineering Drawing) and AS1100-301 (Structural ...
The term is also used in theatrical scenery construction, where a dutchman is a strip of material, usually canvas or muslin, used to cover the joint between two adjoining surfaces (such as flats). The strip is then painted or textured to match the adjoining pieces and create a seamless effect.