Flatiron Said Disputed Concrete Mix Cost Millions on Large Caltrans Project

Settlement was reached last year with a ready-mix supplier on the Fix 50 project in Sacramento on which less Portland Cement was specified.

Unilock® EcoTerra™: Cuts CO2 by 15% in Market First

A new, greener era in hardscaping is here thanks to award-winning EcoTerra™ technology by Unilock®, North America’s premier manufacturer of concrete interlocking paving stones and segmental retaining walls for patios, plazas, walkways and more. EcoTerra technology replaces traditional Portland Cement with a carbon-neutral alkali-activated mineral binder which results in a 100% cement-free face-mix. This results […] The post Unilock® EcoTerra™: Cuts CO2 by 15% in Market First first appeared on CCR-Mag.com.

Rouzbeh Savary: The Chemistry Is Just Right for A Mineral Substitute for Portland Cement that Can Save One Ton of CO₂ Emissions for Each Ton of Cement It Replaces

Rouzbeh Savary became hooked on concrete as a youth in Tehran, when he would frequently tag along to jobsites with his developer-father Davood. Even as a 9-year-old, he was mesmerized by crews casting concrete for his father’s multistory buildings.

Banagher demonstrates graphene’s carbon-reduction potential

Banagher Precast Concrete has demonstrated that 20% of ordinary Portland cement (OPC) can be removed from its typical precast concrete mix by using a graphene admixture.

Laing O’Rourke clarifies cement position

A week after announcing that it would now use exclusively low carbon cement in construction, Laing O’Rourke has clarified that this does not actually mean that it is ditching ordinary Portland cement.

What is an Alkali Activated Cementitious Materials (AACMs) - Published by A3CM

AACMs are a class of cements produced at room temperature via a chemical reaction between a poorly crystalline aluminosilicate material (the precursor) and a highly alkaline solution (the activator) to form a hardened solid.

Just Have a Think - Concrete Carbon Capture. A pathway to net zero? 18102020

Carbontech is a developing industry dedicated to drawing carbon dioxide out of our atmosphere and locking it up in products, buildings and infrastructure.One of the fastest growing of those new developments - carbon capture in concrete - may prove to be one of the most effective ways to achieve carbon neutrality by 2050