Cemex reaches volume watermark with low carbon concrete mix deliveries

Cemex USA has delivered more than 1 million yd. of Vertua for public and private projects in California, where the lower carbon mix recently debuted as part of the producer’s Future in Action program. When measured on embodied carbon metrics, Vertua offers carbon dioxide emission reduction of at least 30 percent against ordinary portland cement concretes. Golden State customers have…

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CarbonCure streamlines environmental product declaration preparation

Sources: CarbonCure Technologies, Halifax, Nova Scotia; CP staff CarbonCure Technologies has launched a namesake service, Express EPD, with which concrete producers can expedite preparation of verified environmental product declarations (EPD). It  streamlines the complex life cycle assessment process declarations require by automating much of the data collection. Concrete producers can generate accurate, mix-specific EPDs through a secure program at an accessible…

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Investors steer Prometheus Materials’ microalgae-derived binder to market

Sources: Prometheus Materials, Boulder, Colo.; CP staff Prometheus Materials has closed an $8 million initial venture capital funding round to support commercialization of precast elements and a ready mixed material designed with a bio-cement similar to the binder coral and oysters use to form reefs and shells. When mixed with sand and gravel or stone, the bio-cement offers what the…

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EPA campaign targets commercial building energy efficiency

New U.S. Environmental Protection Agency initiatives will provide policymakers and commercial building owners resources to reduce emissions from more than 6 million commercial and multifamily buildings. Through decades of partnership with EPA’s Energy Star program, private and public building owners have significantly reduced their emissions and energy costs by improving their properties’ energy efficiency and performance. Many cities and states…

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EPA campaign targets commercial building energy efficiency

New U.S. Environmental Protection Agency initiatives will provide policymakers and commercial building owners resources to reduce emissions from more than 6 million commercial and multifamily buildings. Through decades of partnership with EPA’s Energy Star program, private and public building owners have significantly reduced their emissions and energy costs by improving their properties’ energy efficiency and performance. Many cities and states…

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What Buy Clean means for the concrete industry

And how concrete producers can capitalize on the federal government’s changing policy landscape In December 2021, the White House issued an executive order focused on reducing emissions across federal government properties. The order introduces a “Buy Clean” meant to reduce carbon emissions arising from the production or manufacturing and use of building materials. For the first time, suppliers of concrete…

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Artificial intelligence drives mix design performance, CO2 profiles

Sources: Concrete-AI, Los Angeles; CP staff First-time exhibitors at World of Concrete 2021 included an artificial intelligence and machine learning specialist demonstrating the computing and data visualization capabilities of four modules for concrete optimization and supply chain management: performance prediction, cost minimization, embodied carbon dioxide optimization, and mixture design generator. Concrete-AI has been launched as an independent entity to commercialize…

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CarbonCure Technologies: NRG Cosia Carbon Xprize winner

Sources: CarbonCure Technologies, Halifax, Nova Scotia; CP staff CarbonCure Technologies is one of two finalists to prevail in the $20 million NRG Cosia Carbon Xprize competition, which took place in three rounds over 54 months and challenged participants to convert industrial carbon dioxide emissions into usable products. CarbonCure received $7.5 million for proving the CO2 capture and use potential of it process at…

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LafargeHolcim ties bond yield to carbon performance in financing first

Sources: LafargeHolcim Ltd., Zurich; CP staff LafargeHolcim is breaking new ground in financing instruments among heavy building materials operators. Investors in its 850 million-euro ($1.03 billion) sustainability-linked bond will earn a higher coupon upon 2031 maturity should the producer not meet a primary objective—cutting net carbon dioxide emissions per ton of cementitious material output—by the end of the decade. 

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PCA programs portland-limestone cement promotion

carbon calculator

Sources: Portland Cement Association, Washington, D.C.; CP staff PCA’s just-launched microsite, www.greenercement.com, supports the use of portland-limestone cement (PLC), which performs in concrete at levels comparable to Type I portland cement, but exhibits a greenhouse gas emissions profile up to 10 percent below clinker-only powder. The site accesses a calculator where design and construction professionals can input building size or…

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