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SIC Description for 3271 Description for 3271: Concrete Block and Brick

Division D: Manufacturing

Major Group 32: Stone, Clay, Glass, And Concrete Products

Industry Group 327: Concrete, Gypsum, And Plaster Products

3271 Concrete Block and Brick

Establishments primarily engaged in manufacturing concrete building block and brick from a combination of cement and aggregate. Contractors engaged in concrete construction work are classified in Division C, Construction, and establishments primarily engaged in mixing and delivering ready-mixed concrete are classified in Industry 3273. Architecture block concrete: e.g. fluted, screen, split, slump, Blocks, concrete and cinder Brick, concrete Paving block, concrete Plinth blocks, precast terrazzo

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