Cement Mfg

Footnote

This classification applies to the manufacture of dry cement. This classification also applies to the processing of minerals, including but not limited to magnesium, limestone, gypsum, clay and perlite using extreme heat to remove moisture from the material and/or cause a change in the chemical composition of the material.

Excavation or digging, dredging, mining or quarrying shall be separately classified.

Delivery of finished product shall be separately classified as 8232(2), Building Material Dealers.