New Report: Adoption of Limestone Calcined Clay Cement and Concrete in the U.S. Market This joint study by?The American Council for an Energy-Efficient Economy (ACEEE)?and?Global Efficiency Intelligence?explores the potential of limestone calcined clay cement (LCCC) to lower carbon emissions of cement and concrete production in the U.S. It compares limestone calcined clay cement with traditional portland cement production, advocating for policies and measures to promote their broader use. Some of our key findings: - Limestone calcined clay cement (LCCC) offers a 40% reduction in carbon intensity over traditional portland cement and can be used directly in cement or concrete mixes. - By incorporating LCCC in government-funded construction, a switch of half their cement use to LCCC could cut U.S. cement industry CO2 emissions by 9% annually, saving 7.3 million metric tons. - Private sector adoption of LCCC could potentially double its impact on reduction of U.S. carbon emissions. - LCCC production is up to 25% cheaper than portland cement, offering significant cost savings through reduced energy and material expenses. - The production of LCCC allows for greater energy efficiency due to lower required temperatures and can be paired with renewable energy to move towards zero emissions in the cement sector. - Collaboration among governments, industry, NGOs, and other stakeholders is crucial to address challenges and bolster LCCC adoption in the U.S. Download the report from the link below or from ACEEE's website to learn more. Recently, the U.S. DOE announced $6 billion for industrial decarbonization projects, three of which were for limestone calcined clay cement and concrete production. That's a great start! #cement?#concrete?#decarbonization?#climatepolicy?#embodiedcarbon
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Big news for the construction industry! The Global Cement & Concrete Association (GCCA) has released international definitions for low-carbon cement and concrete. This move brings much-needed transparency and standardization to the market, helping buyers identify and procure truly sustainable materials. The definitions, based on EPD accounting and IEA data, will hopefully accelerate the industry's decarbonization efforts.?For more details... . . . . #sustainableconstruction #greenbuilding #lowcarboncement #concrete #GCCA #decarbonization #civilengineer
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PCA: All state DOTs on board with portland-limestone cement On the heels of a Connecticut Department of Transportation green light, Portland Cement Association reports universal state agency approval of portland-limestone cement, or ASTM C595 Type IL binder. Measured against ASTM C150 Type I/II portland cement, PLC is finished with higher limestone content, while exhibiting a carbon dioxide emissions footprint up to 10 percent lower. PCA estimates that in 2023, U.S. cement producers avoided emitting more than 4 million metric tons of CO2?by incorporating PLC and other blended cement alternatives. The 50-state plus District of Columbia Type IL approval milestone coincides with transportation agencies—key cement and concrete users in the overall public construction arena—increasing material consumption as Infrastructure Investment and Jobs Act funding drives higher than normal levels of road and bridge work. Read more; https://lnkd.in/e6-NSehf #durexproducts?#liners?#concrete?#concreteplant?#urethane?#ceramic?#rubberceramic?#urethaneceramic
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?? Welcome to Green Cement & Concrete Innovation Europe 2025! ?? Join us on February 20-21, 2025 in Uxbridge, UK, for a transformative event where groundbreaking technologies, sustainable practices, and collaborative strategies converge to reshape the landscape of cement manufacturing. We aim to foster a platform where ideas flourish and solutions are born to tackle the carbon footprint of one of the world's most critical industries. As the cement sector faces growing pressure to reduce emissions and enhance sustainability, this summit offers a proactive approach to navigating the shift towards greener production methods. Together, we will: ??Explore innovative pathways ??Share best practices ??Drive progress in achieving industry-wide decarbonisation Save the date and be part of this pivotal event. Engage with global experts and stakeholders, and contribute to shaping the future of low-carbon cement and innovative concrete solutions. Mark your calendars and join us in leading the charge towards the future of the cement and concrete industry. This summit is the premier forum for industry leaders, cutting-edge researchers, and visionaries dedicated to transforming construction for a net-zero future. Let's drive innovation in cement decarbonisation and concrete innovation. The cement industry, a cornerstone of global infrastructure, is at a pivotal juncture, with substantial efforts focused on integrating innovative technologies and sustainable practices to achieve deep decarbonisation. The challenge lies in balancing technological advancements with economic feasibility and regulatory requirements. The transition to a low-carbon cement industry presents significant opportunities for growth and innovation, driving market expansion and increasing demand for eco-friendly cement solutions. Join us as we shape a resilient and sustainable future for cement production.
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??Did you know that the cement industry accounts for 8% of global CO? emissions? This is mainly due to the production of clinker as a main constituent of Portland Cement. This can emit around 850 kg of CO? per tonne during the decarbonisation of the limestone and energy usage throughout the process. A possible mineral solution exists: calcined clay. It is estimated that its usage would cut cement CO? intensity from 8% to 4% of global emissions. #Imerys’ Re-C3 project has shown the potential of using calcined clay from reclaimed resources as an ingredient in concrete and mortars – replacing part of the clinker. If developed and used widely, this would improve the carbon footprint of the construction industry. Find out more about this project and the potential of calcined clays for reducing cement carbon emissions below!?? https://bit.ly/4boKshO
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PCA Project Profile: Lower-carbon portland-limestone cement (PLC) delivered a successful capital improvement project in Humboldt, Kansas. The project began with Type I/II portland cement for the initial footings but transitioned to PLC for the majority of the work. In this first-time experience working with PLC for the seasoned concrete crews, they poured 600 to 700 yards at a time, testing after each one. When evaluating finishability and set times compared to portland cement mixes, the crews reported no significant difference. Compressive strength reached 4,400 psi at 7 days, 5,500 psi at 28 days, and 5,800 psi at 56 days. As sustainability reshapes the industry, stakeholders—owners, designers, producers, and contractors—must stay informed about evolving practices and materials that can support sustainable construction. Learn more about this project: https://bit.ly/4iCrYi3. Learn more and find resources on the cement industry's greener cement: https://bit.ly/4g79jcj The Monarch Cement Company #SustainableConstruction #RoadmapToCarbonNeutrality #PortlandLimestoneCement
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To fill the gap in low-carbon cement & concrete guidance, the Portland Cement Association released this resource on how to lower carbon concrete. Read more by the National Ready Mixed Concrete Association staff & members.
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?? New Cement Value Chain for Decarbonizing the Sector ? We are excited to unveil our comprehensive Cement Value Chain! Click here to see the high-resolution pdf:??https://lnkd.in/eG38AfcQ ? Decarbonizing cement production for construction is not just about tackling the cement producer's significant emissions. Solutions to reduce CO2 can be found throughout the entire value chain, which is why every stakeholder must get involved and do their part. ? While most emissions sit in the production of clinker for cement, the solution space extends far beyond the cement kiln. For example: ? ? Limestone calcined clay cement (LC3) still uses clinker but substitutes almost half of it with lower-carbon materials (30% calcined clay, 15% limestone), resulting in a 40% reduction of CO2 emissions in the final product. ? Structural efficiency techniques allow us to build the same buildings and infrastructure, but with substantially less concrete. For example, optimized floors can save 70% of material compared to traditional flat slabs (and lighter floors in turn reduce the load on all supporting structures). ? Cement production is certainly among the harder-to-abate sectors, but there are also a number of available solutions. Our Cement Value Chain provides a comprehensive overview of the various solutions, their potential, and where they fit in the big picture of the construction value chain. Find our new Cement Value Chain also on our website: https://lnkd.in/e4hE_nWb ? For more on Construction, please see: https://lnkd.in/e8wiZgtU Peter Schniering Magnolia Tovar Antoine Koen Ingrid El Helou Francesca Brunner Leonie Brand Marlène Siméon Martin Schifferings Juliane Harlfinger Christina Martelock #decarbonizingcement
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The Connecticut Ready Mixed Concrete Association, Connecticut Concrete Promotion Council, and the?New England Chapter of the American Concrete Institute?are pleased to invite you to a technical presentation on Portland Limestone Cement. Join Connecticut Concrete Promotion Council members?Heidelberg Materials' Claire (Qiwei) Nowasell and?Votorantim Cimentos' (St. Mary's Cement) Rick Blackburn for an in-person luncheon presentation from12 noon to 2 p.m. on April 30 at the Aqua Turf Club. Click here to register: https://lnkd.in/eAqEvfgE The cement industry has invested considerable resources to optimize the properties of Portland-limestone cement to be comparable to regular Portland cement. Type 1L Cement is a greener, more sustainable cement which contributes up to a 10% reduction in CO2 emissions compared to Type I Cement while maintaining equivalent performance. By including blended cements, such as Portland Limestone Cement,?in concrete specifications, architects and engineers will enable game-changing reductions in CO2 emissions.
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To fill the current gap in low-carbon cement and concrete guidance, PCA and professionals across the cement-concrete-construction value chain have developed a new resource, Lower Carbon Concrete: Voluntary Guidelines for Developing a Protocol. For daily news and analysis subscribe to the?https://lnkd.in/gQreQ8BR newsletter. #Asphalt #Construction #Paving
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