June 2010

Geo-Polymer Concrete Researcher Recognized for PCA Portland Cement Alternative

(Aggregate Research 7-1-2010)  Ivan Diaz-Loya, a senior PhD candidate with the Trenchless Technology Center (TTC) at Louisiana Tech University, has been awarded the prestigious Katharine and Bryant Mather Scholarship by ASTM International for his work in the area of geopolymer concrete, an environmentally friendly alternative to ordinary Portland cement-based concrete.

New Liberty Memorial Bridge Built With Lafarge Fly Ash Concrete

 High-performance fly ash concrete from Lafarge is playing a key role in achieving the high strength, long-term durability, and extended service life goals for the new Liberty Memorial Bridge in Bismarck, N.D., the company said.