NAICS
327320: Ready-Mix Concrete Manufacturing
This U.S. industry comprises 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.
The data published with NAICS code 327320 include the following
SIC industry:
3273 Ready-mixed concrete