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Royal White Cement has developed a calcium sulfoaluminate (CSA) cement for the North American market, targeting agencies that specify very high early strength concrete for highway or runway pavement construction or repairs, plus customers seeking a CSA base for precast production or grout, shotcrete and underlayment applications.

A proprietary test described in ASTM International’s Journal of Testing and Evaluation provides for direct comparison of steel fiber and conventional rebar concrete specimen tensile properties, according to Helix Steel, developer of Twisted Steel Micro Reinforcement. The Direct Tension method enables engineers to determine steel fiber specimens’ first crack and post crack tensile strength, plus tensile modulus of elasticity. The testing and data analysis approach greatly reduces the variability of results, Helix officials note, thereby solving past problems rooted in small specimen sizes and material inconsistencies.

Two leading developers of carbon dioxide-based processes for concrete production, curing and portland cement substitution or optimization are among four entities advancing to Innovative Carbon Use, round two of Emissions Reduction Alberta’s (ERA) $35 million international ERA Grand Challenge.

High Concrete Group LLC, based in Denver, Penn., has secured an insulated, architectural precast panel contract from Phelps Construction Group for the Statue of Liberty Museum on Liberty Island in the New York Harbor.

The new home of 200-plus Cemex USA headquarters staff is designed to tell the story of company products through the use and display of concrete, cement and aggregate. Lending an industrial feel, effects include polished concrete hallway floors, cement-based wall tile treatments and handrails fabricated from rebar, which is also used as a circular ring bearing video monitors in the facility’s Customer Experience Center.