This industry comprises establishments primarily engaged in the merchant wholesale distribution of stone, cement, lime, construction sand, and gravel; brick; asphalt and concrete mixtures; and/or concrete, stone, and structural clay products.

Cross-References. Establishments primarily engaged in--

  • Merchant wholesale distribution of refractory brick and other refractory products--are classified in U.S. Industry 423840, Industrial Supplies Merchant Wholesalers; and
  • Selling ready-mix concrete--are classified in U.S. Industry 327320, Ready-Mix Concrete Manufacturing.