ROCKHARD

Class [019]
Non-Metallic Building Material Products

Non-metallic construction materials, namely, mineral-based cementitious materials in the nature of portland, hydraulic, white, masonry, plastic, stucco, and oil well cement, other mineral-based cementitious materials; supplementary cementitious materials, namely, pozzolanic materials, blast furnace slag, coal clinker and fly ash; non-metallic construction materials, namely, cement mixes and patches, concrete, mortar, stone, aggregate, sand, non-metallic mosaic, non-metallic floor and roofing tiles, non-agricultural lime, non-rubber plaster, gypsum, gravel, brick; asphalt; building materials made from concrete, namely, blocks, bricks, stones, walls, conduits, ducts, pavers, posts, pedestals for use as a building material, beams, partitions for use as walls, barriers of concrete for use as a building material, pipes, panels, architectural columns, monuments, concrete containers for holding a liquid, concrete street curbs, concrete fences, concrete beams, and concrete planks