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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Solidia secures patent for CO2-sequestering process that speeds concrete curing

Sources: Solidia Technologies, Piscataway, N.J.; CP staff

The United States Patent and Trademark Office has issued a patent that will offer the global construction industry what proprietors cite is a way to reduce carbon dioxide emissions in cement milling, and provide concrete producers sustainable means to structures or slabs that are stronger, cheaper to fabricate and faster to cure than conventional portland cement alternatives.

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Department of Energy issues final rule updating EISA legislation

WEG Electric Corp.

From Atlanta-based WEG Electric Corp. … A coalition of NEMA electric motor manufacturers and energy advocates have been working with the U.S. Department of Energy for the past three years in order to provide maximum energy benefits for all users of low voltage motors. The DOE is required by law to review the appropriateness of the energy regulations based on current materials and manufacturing technologies.

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Graniterock adds carbon footprint savings calculator to iPhone app

Sources: Graniterock, Watsonville, Calif.; CP staff

Graniterock’s Construction Calculators Version 4.2 app enables architects and contractors to gauge carbon dioxide emissions reduction when using supplementary cementitious materials to offset portland cement in concrete mix designs. The just-released update builds on one of the industry’s first mobile device-geared software products, launched in 2011, for estimating a project’s ready mixed and aggregate requirements.

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