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Superplasticizers (SPs), also known as high range water reducers, are additives used for making high-strength concrete or to place self-compacting concrete. Plasticizers are chemical compounds enabling the production of concrete with approximately 15% less water content. Superplasticizers allow reduction in water content by 30% or more.
Self-consolidating concrete or self-compacting concrete (SCC) [1] is a concrete mix which has a low yield stress, high deformability, good segregation resistance (prevents separation of particles in the mix), and moderate viscosity (necessary to ensure uniform suspension of solid particles during transportation, placement (without external compaction), and thereafter until the concrete sets).
As a result, the Tarrant County Commissioner's Court on October 7, 1924, created the Tarrant County Water Improvement District Number One. The District's primary role was to provide flood control within Tarrant County. Two years later, however, the responsibility of the District was expanded to include water supply. On January 12, 1926, the ...
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As unrelenting heat set in across Texas this summer, opponents of a sweeping new law targeting local regulations took to the airwaves and internet with an alarming message: outdoor workers would ...
The Tarrant Appraisal District announced Monday that it was facing a $700,000 demand following a ransomware attack.. Medusa, the group suspected of the attack, has previously used extortion and ...
The term fresh water supply district is mostly used in Texas, while water district is used in much of the rest of the United States. [2] [3] Fresh water supply districts were first established in Texas in 1919 and serve as complements to Texas' other water supply system, water improvement districts. As of 1992, there were 38 fresh water supply ...
The Tarrant Appraisal District will review its conflict of interest policy after a Star-Telegram report detailed a former TAD employee’s potential violation of the policy.. The TAD code of ...