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Per capita usage in the United States in 1996 was 8.7 metric tons per year. [7] Use, and therefore production of aggregate, is determined by the construction industry. Production in 2017 was well below the peak of 3.1 billion tons mined in 2006, during the height of the United States housing bubble. [8] [9]
The NSSGA was created in February 2001 when 2 large aggregate associations, the National Aggregates Association and the National Stone Association, merged. [1] [2] In 2013, Michael W. Johnson was appointed the new President and CEO of NSSGA, a position he still held as of 2022. [3] During his time as CEO, he launched new initiatives and ...
This is a list of notable quarries and areas of quarrying in the United States. A number of these are historic quarries listed on the National Register of Historic Places (NRHP), ranging from relatively ancient archeological sites to places having pre-World War II activity. This includes major areas of continuing, modern quarrying.
In 2005, Vulcan acquired 11 aggregates operations and five asphalt plants in Arizona, Georgia, Indiana and Tennessee. On February 19, 2007, Vulcan announced that it would buy stone and cement producer Florida Rock Industries for $4.7 billion. [6] [7] Vulcan completed the acquisition of Florida Rock on November 16, 2007. [8]
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Thornton Quarry is one of the largest aggregate quarries in the world, located in Thornton, Illinois just south of Chicago. The quarry is 1.5 miles (2.4 km) long, 0.5 miles (0.80 km) wide, and 450 feet (140 m) deep at its deepest point. Gallagher Asphalt Corporation has been operating on the grounds of the quarry since 1928.
Federal infrastructure spending should help the Zacks Building Products - Concrete & Aggregates industry players to thrive. VMC, MLM, EXP, SUM, and CNR should gain from the demand surge amid high ...
Construction aggregate, or simply aggregate, is a broad category of coarse- to medium-grained particulate material used in construction. Traditionally, it includes natural materials such as sand, gravel, crushed stone. As with other types of aggregates, it is a component of composite materials, particularly concrete and asphalt.