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  2. Ready-mix concrete - Wikipedia

    en.wikipedia.org/wiki/Ready-mix_concrete

    This is a mobile miniaturized version of the large stationary batch plant. They are used to provide ready mix concrete utilizing a continuous batching process or metered concrete system. The volumetric mobile mixer is a truck that holds sand, rock, cement, water, fiber, and some add mixtures and color depending on how the batch plant is outfitted.

  3. Concrete plant - Wikipedia

    en.wikipedia.org/wiki/Concrete_plant

    A precast concrete batching plant has a safer construction environment, lower cost, and high quality products compared with concrete poured on site; the construction speed can be guaranteed. In addition, it is widely used in transportation, construction, water conservancy and other fields.

  4. Concrete - Wikipedia

    en.wikipedia.org/wiki/Concrete

    The placement consisted of 10,251 cubic yards of concrete placed in 58.5 hours using two concrete pumps and two dedicated concrete batch plants. Upon curing, this placement allows the 50,180-square-foot (4,662 m 2 ) cofferdam to be dewatered approximately 26 feet (7.9 m) below sea level to allow the construction of the Inner Harbor Navigation ...

  5. Cement industry in the United States - Wikipedia

    en.wikipedia.org/wiki/Cement_industry_in_the...

    In 2013, 70.8 percent of portland cement was sold as ready-mix concrete, such as is delivered in cement-mixer trucks. 11.5 percent was sold dry to contractors and construction materials stores; 11.3 percent was sold to manufacturers of concrete products; 4.6 percent was sold for oil and gas wells, and 1.8 percent was sold to government agencies ...

  6. After a century, concrete plant that helped build L.A ... - AOL

    www.aol.com/news/century-concrete-plant-helped...

    A 1924 issue of Concrete magazine said that the operation at 1000 La Brea Ave. appeared to be "the pioneer mixing plant in the West," the first of its kind offering "ready-mixed Portland cement ...

  7. Concrete mixer - Wikipedia

    en.wikipedia.org/wiki/Concrete_mixer

    Twin shaft concrete mixer for a concrete plant. Twin-shaft mixers, known for their high intensity mixing, and short mixing times. These mixers are typically used for high strength concrete, RCC and SCC, typically in batches of 2–6 m 3 (2.6–7.8 cu yd). Vertical axis mixers, most commonly used for precast and prestressed concrete.

  8. Volumetric concrete mixer - Wikipedia

    en.wikipedia.org/wiki/Volumetric_concrete_mixer

    Volumetric Concrete Mixer A volumetric concrete mixer. A volumetric concrete mixer (also known as volumetric mobile mixer) is a concrete mixer mounted on a truck or trailer that contains separate compartments for sand, stone, cement and water. On arrival at the job site, the machine mixes the materials to produce the exact amount of concrete ...

  9. Types of concrete - Wikipedia

    en.wikipedia.org/wiki/Types_of_concrete

    This would make 1-cubic-foot (0.028 m 3) of concrete and would weigh about 143 lb (65 kg). The sand should be mortar or brick sand (washed and filtered if possible ...