Central Pre-Mix Concrete Co. has been supplying quality ready-mixed concrete, sand and gravel, crushed rock products and construction supplies from locations in Eastern Washington and Northern Idaho since 1930. Central Pre-Mix Concrete Co. continues to have a strong emphasis on integrity, safety, quality, service and innovation. Central Pre-Mix Concrete Co. was established in 1930 by W.M. Murphy in Spokane, WA.... Read More about Central Pre-Mix, A CRH Company