John Murphy, who for 40 years was president of Spokane’s Central Pre-Mix Concrete Co., died Sunday at the age of 91. Murphy headed the Spokane-based business as it grew from a single office to a ...

ATN Holdings Inc., the operator of one of the country’s largest rock-extraction sites, on Tuesday said it will commence mass production of top-quality pre-mixed concrete products within the month. The ...

Nobody knows who did it first or when. But by the 2nd or 3rd century B.C.E., Roman engineers were routinely grinding up burnt limestone and volcanic ash to make cementum: a powder that would start to ...

New research shows Roman concrete relied on heat-driven mixing and reactive lime, giving it a surprising self-healing ability.

Spokane Rock Products Inc. will lay off 42 workers as it sells its asphalt operations to Central Pre-Mix Concrete Co. The deal between the two companies also calls for Spokane Rock to take over CPM’s ...

Recent moves at Central Pre-Mix Concrete Company in Pasco will trim its Tri-City operations and expand its regional reach. The Pasco business’ parent company, Oldcastle Materials, sold a portion of ...