LafargeHolcim, Lafarge Canada spotlight low-carbon mix designs

Traditionally carbon intensive, the cement industry is seeing a significant change in how specifiers, architects and customers are looking at building materials through the lens of environmental impact. In response to demand for products with a lower carbon footprint, Lafarge and LafargeHolcim concrete operations in Canada and the United States have partnered to raise awareness that environmentally-friendly, cement-based products are…

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Lafarge Whitehall tri-blend: High early strength, low CO2

Sources: LafargeHolcim, Chicago; CP staff  One of the oldest cement operations in the country proves the connection between innovation and longevity. Lafarge Whitehall, a fixture in western Pennsylvania dating to 1899, has developed a tri-blend binder with carbon dioxide emissions profile as low as one-third that of ordinary portland cement. TerCem imparts enhanced early strength performance beyond what concrete producers…

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Harris Rebar to add Nucor’s net-zero Econiq steel

Nucor Corp. will make a new net-zero carbon steel available in 2022 across its product lines, including bar sold through Harris Rebar and Harris Supply Solutions concrete reinforcement fabrication, distribution and installation subsidiaries. The net-zero billing reflects the absence or offsetting of carbon dioxide emissions as measured in Environmental Protection Agency-designated Scope 1 (production) and 2 (outside power sources) stages. …

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Cement companies formally adopt carbon neutrality roadmap

The Portland Cement Association bills its Roadmap to Carbon Neutrality as an ambitious journey to low carbon dioxide emissions across the cement and concrete value chain by 2050. The document demonstrates how the U.S. cement and concrete industry, along with downstream parties, can lower CO2 and other greenhouse gas emissions and eliminate barriers that are restricting environmental progress.  “PCA is…

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NRMCA joins global effort targeting net-zero carbon emissions

The National Ready Mixed Concrete and Build With Strength initiative have aligned with a global consortium of concrete and cement trade associations or organizations committing to a net-zero carbon dioxide emissions industry by 2050. Their action dovetails release of Global Cement and Concrete Association’s (GCCA) 2050 Cement & Concrete Industry Roadmap for Net Zero and Portland Cement Association’s Roadmap to…

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EPA GHG emissions inventory tool charts cement plants’ CO2 tonnage

Source: U.S. Environmental Protection Agency; CP staff The EPA has released 2020 greenhouse gas (GHG) data collected under the Greenhouse Gas Reporting Program (GHGRP). Reported carbon dioxide and methane emissions from large industrial sources were approximately 9 percent lower than in 2019, reflecting both the economic slowdown due to the Covid-19 pandemic, and ongoing, long-term industry trends.

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Holcim (US) mill goes full bore on portland limestone cement

A Texas concrete materials supply chain fixture, the Holcim (US) Inc. Midlothian plant is the first cement mill in the country to fully convert to production of portland limestone cement (PLC), where fine limestone at 5 percent to 15 percent volumes is ground with clinker. The finished binder exhibits performance comparable to ordinary portland cement, but has a lower embodied…

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CRH chief measures company’s unique leverage in sustainability movement

Sources: CRH Plc, Dublin; CP staff

“With global population expected to reach 9.8 billion by 2050, the way people interact with buildings, infrastructure and cities will change. CRH is leading the way through innovation to help shape the structures of the future, in collaboration with our valued customers and partners,” notes Albert Manifold, chief executive of the Oldcastle Inc. parent company in “Creating a Sustainable Built Environment – CRH Sustainability Report 2017.”

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Lehigh Hanson parent subtracts carbon, accidents in new sustainability equation

CC101117 HeidelbergCement Sustainability logo

Sources: HeidelbergCement AG, Germany; CP staff

HeidelbergCement has added a decade to the horizon of its Sustainability Ambitions 2020 program, whose six-point successor centers on reducing carbon dioxide emissions 30 percent from 1990 levels; steering 80 percent of the research & development budget to sustainable products; increasing natural resource substitution with by-products or recycled materials; and, eliminating lost-time accidents.

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Report reveals precast/prestressed plant carbon, energy and water metrics

Sources: Precast/Prestressed Concrete Institute, Chicago; CP staff

Through eight quarters of North American Precast Concrete Sustainable Plant Program (NAPCSPP) data reporting, PCI producers are establishing representative baselines in carbon dioxide emissions and resource consumption. “Members in the NAPCSPP have reduced waste and energy and water use,” says PCI Sustainability and Publications Director Emily Lorenz. “That’s good for the environment and good for their bottom line.”

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