Sika business Colorbiotics crafts pigments for 3D-printed mortar/concrete

Sources: Colorbiotics, Ames, Iowa; CP staff Colorbiotics, a Sika company known for products imparting vibrant and long-lasting colors in mulch, rubber, rock and sand, is entering the 3D concrete printing market with CB3D. Early users of the highly pigmented, liquid colorant include Utah-based Pikus3D, which has demonstrated its strong potential in concrete/mortar ink for seating and benches. Clear coatings equip…

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Command Alkon eyes automation, AI prospects in Marcotte Systems deal

Sources: Command Alkon, Birmingham, Ala.; CP staff Command Alkon has acquired Quebec-based Marcotte Systems, noting how the combined companies’ expertise and talents will propel heavy building materials plant automation and production optimization, plus cloud applications and artificial intelligence developments for concrete, aggregate, asphalt, cement, bulk hauling and construction interests.

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Report measures diesel vs. battery electric mixer truck power 

Source: Concrete Products Concrete Products’ Craig Yeack takes stock of the energy metrics and costs behind diesel fuel and battery electric power for ready mixed delivery in July’s column, “Are We Ready for Electric Concrete Trucks?” In the most comprehensive such examination to date for North American producers, he presents the comparison in terms of Btus, a common unit of measure for…

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MIT CSHub proposes concrete carbon uptake accounting framework

Sources: Concrete Sustainability Hub at Massachusetts Institute of Technology, Cambridge; CP staff A new report from the MIT-hosted Concrete Sustainability Hub probes statistical and scientific methods for measuring carbon dioxide uptake in hardened concrete and other cement-based products (CBP). It proposes a framework to account for carbon uptake in Product Category Rules (PCRs), documents key to creating verifiable environmental product…

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Technology conference to spotlight materials production, AI prospects

The publisher of Concrete Products, Rock Products, Cement Products and North American Mining magazines will team with On the Rocks Digital, a specialist in social media and artificial intelligence platforms, to stage AggNexus, September 9-10 at the University of Texas, Austin. The event will focus on the latest advancements in high technology for construction materials and aggregates, giving attendees insight…

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Engineers’ positive market projections inch upward

The American Council of Engineering Companies’ newest Engineering Business Sentiment report shows engineering firm executives have an extremely positive outlook on their firms’ financial standing (+86), the industry (+83), and the U.S. economy (+39). Optimism about the U.S. economy, specifically, has increased four points from last quarter and is up 54 points from its low of -15 in Q3 2022.…

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SCM-driven Queens Carbon lands $14.5M DOE grant, seeks cement partner

Sources: Queens Carbon, Pine Brook, N.J.; CP staff The U.S. Department of Energy Advanced Research Projects Agency – Energy (ARPA-E) has awarded Queens Carbon $14.5 million to help fund a pilot supplementary cementitious materials facility engineered for 10 metric tons/day output and built at an existing portland cement operation. The startup company applies hydrothermal technology to produce Q-SCM binder, milled…

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OSHA proposes site-specific plans in heat protection standard

Sources: Occupational Safety and Health Administration; CP staff Under a proposed rule unveiled the second week of summer, the Occupational Safety and Health Administration would require employers to develop an injury and illness prevention plan to control heat hazards in workplaces affected by excessive indoor or outdoor temperatures. “Heat Injury and Illness Prevention” calls for employers to evaluate risks and—when…

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Researchers validate HydroGraph graphene admixtures 

Sources: HydroGraph Clean Power Inc., Toronto; CP staff HydroGraph Clean Power, a commercial processor of nanomaterials, and Arizona State University School of Sustainable Engineering and the Built Environment researchers outline the role of high purity (> 99 percent carbon) graphene to elevate concrete performance in an ACS Sustainable Chemistry and Engineering journal report. Measured against portland cement paste control specimens,…

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Heidelberg Materials adds south Texas volumetric mixer operator

Sources: Heidelberg Materials North America, Irving, Texas; CP staff Heidelberg Materials has closed on the assets of Aaron Materials, a Corpus Christi, Texas area operator offering volumetric ready mixed concrete and stabilized materials, plus concrete recycling services. “The acquisition further strengthens our existing materials footprint in Texas and accelerates our focus on recycled concrete and circular solutions,” says Heidelberg Materials…

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