Sources: Iowa State University’s Institute for Transportation, Ames; Lehigh Hanson, Inc., Irving, Texas; CP Staff
The Missouri Department of Transportation, in collaboration with the Federal Highway Administration, the National Concrete Pavement Technology Center at Iowa State University’s Institute for Transportation, the Essroc Italcementi Group, and Lehigh Hanson, began earlier this week extensive research on the environmental benefits of using concrete made with a new cement product in the construction of highways. The cement used in the concrete is blended with photo-chemically-active titanium dioxide (TiO2) and is marketed under the trade names TX Active (Essroc, East) and TioCem (Lehigh Hanson, West); TiO2 is capable of reducing the environmental pollutants from vehicle exhausts.
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