Allen Hamblen is chairman of the National Ready Mixed Concrete Association and president and CEO of the CalPortland Company.
Allen Hamblen is chairman of the National Ready Mixed Concrete Association and president and CEO of the CalPortland Company. Courtesy photo
Allen Hamblen is chairman of the National Ready Mixed Concrete Association and president and CEO of the CalPortland Company. Courtesy photo

Op-Ed

Why we fight for concrete

March 25, 2016 2:29 AM

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