Fred Weber weaves a web of heavy and highway construction services, including site work, bridge building, paving, sewers, and grading. Its history includes work on a section of Route 66 noted for having the largest vertical rock cut ever completed in Missouri. Fred Weber's construction materials segment (asphalt, crushed stone, sand, landfill, and compost) includes subsidiaries Quality Sand, Bluff City Minerals, Iron Mountain Trap Rock, and EZ Street Cold Asphalt. It operates quarries, sand plants, and asphalt plants throughout the Midwest and South. The company was founded by Fred Weber Sr. in the 1920s. Employees purchased the company from the Weber family in 1980.