Steelmakers delineate low vs. high CO2 emissions production methods

Sources: Steel Manufacturers Association, Washington, D.C.; CP staff A Steel Manufacturers Association (SMA) study concludes that the output of electric arc furnace (EAF) steelmakers in the U.S. has a carbon intensity approximately 75 percent lower than that of peers running traditional, coal-fueled blast furnaces. Large operations deploy the latter to melt raw materials into iron, then process it into steel.…

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Sustainability practice to guide GSA Acquisition Advisory Committee

Sources: U.S. General Services Adminstration; CP staff On the heels of swift Q1 2022 action compelling carbon-wise procurement, coupled with environmental product declaration submittal requirements for building and nonbuilding contracts, the General Services Administration plans a GSA Acquisition Policy Federal Advisory Committee (GAP FAC). Members will inform the agency on using tools and authorities to increase government-wide sustainability measures. 

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ICF walls frame PulteGroup models in solar-powered community

Sources: PulteGroup, Atlanta; CP staff One of the nation’s largest builders has turned to insulating concrete forms for two homes along “Innovation Way” within Babcock Ranch, a solar-powered town rising outside of Fort Myers, Fla. Ahead of listings, PulteGroup unveiled the models earlier this month, aiming to test the energy performance of R-22 rated ICF walls paired with “the latest…

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Cummins previews fuel-agnostic internal combustion powertrain solutions

Sources: Cummins Inc., Columbus, Ind.; CP staff Cummins will expand its powertrain platforms through development of the industry’s first fuel-agnostic engines, enabling on- and on/off-highway fleets to spec a range of low carbon fuel types. New platforms set for 2024 rollout will feature versions of the manufacturer’s B-, L- and X-Series models derived from a common base engine. Components above…

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Holcim-branded mix blends high performance, sustainable characteristics

Sources: Holcim AG, Zug, Switzerland; CP staff Holcim bills its DYNAMax product, set for 2022 unveiling in North America and nine overseas markets, as “the ultimate performance concrete, delivering high strength, durability and rigidity with design freedom and sustainability” and imparting “value to all stakeholders across the construction value chain, from architects and designers to homeowners.”   “DYNAMax advanc[es] our global…

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Nucor to add net-zero steel option to Harris Rebar stock

Sources: Nucor Corp., Charlotte, N.C.; CP staff Nucor will make a new net-zero carbon steel available in 2022 across its product lines, including bar sold through concrete reinforcement fabrication, distribution and installation subsidiaries Harris Rebar and Harris Supply Solutions. The net-zero billing reflects the absence or offsetting of carbon dioxide emissions as measured in Environmental Protection Agency-designated Scope 1 (production)…

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Astec enters sales, service partnership with CarbonCure

Sources: Astec Industries, Chattanooga, Tenn.; CP staff Astec Industries has become the exclusive ready mixed concrete market channel partner in the U.S. and Canada for CarbonCure Technologies. Collaboration with the Halifax, N.S. developer of namesake carbon dioxide injection and mineralization technology for fresh concrete supports sustainability measures under the OneAstec business model. Astec’s BMH, Con-E-Co and RexCon concrete batch plant…

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Lehigh Hanson seals green message in packaged PLC

Sources: Lehigh Hanson Inc., Irving, Texas; CP staff EcoCemPLC portland limestone cement will arrive at big box and construction supply accounts next month in redesigned bags whose graphics emphasize the material’s key metric: A carbon dioxide emissions factor about 10 percent below that of ordinary portland cement. Evolved packaging dovetails an ongoing Lehigh Hanson commitment to carbon footprint reduction and…

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Holcim to cut water consumption in concrete, upstream operations

Sources: Holcim AG, Zug, Switerzland; CP stafff Holcim aims to reduce cement, aggregates and ready mixed concrete operations’ respective water intensities by 33 percent, 20 percent and 15 percent through 2030. Applicable to namesake, Lafarge, Aggregate Industries, Lattimore Materials and other North America or overseas brands, the targets are part of a global strategy to become nature-positive by restoring and…

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Lehigh Hanson aligns with supply chain-wise Building Transparency

Sources: Lehigh Hanson Inc., Irving, Texas; CP staff Lehigh Hanson is the newest pilot partner in Building Transparency, a Silicon Valley-backed nonprofit organization that provides open access data and tools supporting broad and swift industry action on embodied carbon. The concrete, cement and aggregates giant aims to support advanced supply chain knowledge “for a better building future.” 

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