Vulcan Materials Company, based in Birmingham, Alabama, provides infrastructure materials that are required by the American economy. Vulcan is the nation’s largest producer of construction aggregates, a major producer of other construction materials including asphalt and ready-mixed concrete and a leading producer of cement in Florida. Vulcan produces aggregates, primarily crushed stone, sand and gravel, that are used in nearly all forms of construction. In particular, large quantities of aggregates are used to build roads and nonresidential properties.