KNIFE RIVER CORPORATION - SOUTH

Ready-Mix Concrete Manufacturing

This category includes establishments, such as batch plants or mix plants, primarily engaged in manufacturing concrete delivered to a purchaser in a plastic and unhardened state. Ready-mix concrete manufacturing establishments may mine, quarry, or purchase sand and gravel.

Brick, Stone, and Related Construction Material Merchant Wholesalers

Establishments in this category are primarly 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.

Other Construction Material Merchant Wholesalers

This category includes (1) establishments primarily engaged in the merchant wholesale distribution of manufactured homes (i.e., mobile homes) and/or prefabricated buildings and (2) establishments primarily engaged in the merchant wholesale distribution of construction materials (except lumber, plywood, millwork, wood panels, brick, stone, roofing, siding, electrical and wiring supplies, and insulation materials).

Illustrative Examples:

Flat glass merchant wholesalers
Prefabricated buildings (except wood) merchant wholesalers
Ornamental ironwork merchant wholesalers
Fencing and fencing accessories (except wood) merchant wholesalers
Plate glass merchant wholesalers
Storage bins merchant wholesalers