Researchers look at recycled lime sludge for new "green" cement mix

10/6/2011 | Yuma Daily Sun (Ariz.), The

Lime sludge from the Yuma Desalting Plant in Arizona is at the heart of a research project aimed at creating a lighter and stronger cement. The U.S. Bureau of Reclamation's Yuma Area Office and Envirock have entered an agreement to develop new formulations. They'll be looking at "a type of cement that can contain up to 95 percent of a wide variety of industrial and post-consumer waste streams, including lime sludges, sewage sludges, brines, mercury wastes, Class C and F fly ash, and wood wastes."

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Yuma Daily Sun (Ariz.), The

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