Construction Materials

Construction Materials

Construction Materials

Knife River Corporation mines aggregates and markets crushed stone, sand, gravel and related construction materials, including ready-mix concrete, cement, asphalt, liquid asphalt and other value-added products. It also performs integrated contracting services.

Key Statistics

  • A Top 10 producer of aggregates in America.
  • 1.1 billion tons of aggregate reserves.
  • More than 5,000 employees during peak construction season.
  • Operates in 15 states.

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For more information about Knife River Corporation, visit


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