NRMCA's celebration of the 100th anniversary of ready mixed concrete in the U.S. concludes its submissions for September with another Producer and Associate member - see below for their respective Web site links. This week's industry milestone: The Kelly ball test, measuring the consistency of fresh concrete, was developed at the University of California - Berkeley in 1956.

Elmer’s, Inc. - In 1956, Elmer Schaub and his wife, Edna, opened "Conservation Ponds," digging conservation ponds with a dragline crane. Soon after he dug his first pond, he noticed that he needed to level off the "spoil" created by the pond digging, so he purchased a D-4 Cat bulldozer. His wife named the company "ELMER'S CRANE AND DOZER," a name that still holds true today. Elmer Schaub ran the business until 1977 when he decided to retire and offered Russell "Butch" Broad the chance to buy the business. Read more.

An NRMCA Producer member since 2004

Buckeye Technologies Inc. - Buckeye was established in the early 1900's as the Buckeye Cottonseed Oil Company, a cottonseed crushing division of Procter and Gamble. The name dates to those early years and P&G's original headquarters in the Buckeye State of Ohio. Today, headquartered in Memphis, TN, Buckeye Technologies has six manufacturing sites, approaching $1 billion in sales. Here is a timeline of important events in company history.

An NRMCA Associate member since 2004