MonierLifetile deploys photocatalytic cement in smog-wise profile on single-family prototypes

Boral Roofing has turned to titanium dioxide-dosed cement for Smog-Eating Tile, the latest addition to concrete offerings under the MonierLifetile brand. The specialty cement’s photocatalytic properties speed up oxidation of pollutants and contaminants deposited on concrete surfaces. Smog-Eating Tiles are molded with a base and face mixes, the latter bearing the performance powder.

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Holcim to pay $50,000 for unpermitted discharges at Devil’s Slide Quarry

The U.S. Environmental Protection Agency (EPA) and Holcim (US), Inc. have entered into a consent agreement in which Holcim will pay a $50,000 penalty for unpermitted discharges to the Weber River at the Devil’s Slide Quarry in Morgan, Utah. The agreement resolves an EPA complaint alleging that runoff from the quarry entered the river without a required Clean Water Act…

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Environmentalists move to nix fly ash From LEED point consideration

Environmentalists’ latest weapon to undermine the use of coal in power generation follows a curious trajectory: The U.S. Green Building Council’s public comment process for LEED [Leadership in Energy and Environmental Design] rating system revisions. A group comprising federal and state environmental and law enforcement agency officials, PEER contends that construction-grade–the most widely used coal combustion residual (CCR)–should not qualify…

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Cemex seeks state permission to test burn alternative fuels at Brooksville kilns

Cemex Construction Materials Florida LLC has applied to the Florida Department of Environmental Protection (DEP) for a short-term trial testing of a list of alternative products the company wants to burn to operate the plant’s cement kilns, including plastic agricultural film; agricultural waste, such as animal bedding, citrus peels and rice hulls; carpet-derived fuel; woody biomass; roofing shingles; paper; and…

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