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Fly ash marketers, users spared ‘hazardous material’ stigma in EPA rule

After five and a half years of proposals, reworking and review of 450,000-plus comments, the Environmental Protection Agency issued a final rule on coal combustion residuals (CCR) from utility power plants, strengthening management guidelines for impoundment- or landfill-bound material while supporting responsible recycling practices best exemplified in ASTM C618-grade fly ash processing and marketing.

 

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Economists quantify federal transportation dollars’ downstream multiplier effect

Federal highway and transit investment programs impart economic benefits across the U.S. economy, according to an IHS Inc. study commissioned by the American Road & Transportation Builders- and Associated General Contractors-led Transportation Construction Coalition.

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GPS data boosts FHWA-backed pavement measurement technology

GOVAFF-GPS-150A Federal Highway Administration and Long-Term Pavement Performance (LTPP) product developed by Austin, Texas, engineering and design firm Transtec Group, ProVAL software has been upgraded to offer highway agencies and contractors map-based features alongside pavement profile characteristics.

 

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NRMCA, ABC challenge EPA Clean Power Plan claims, costs, feasibility

As the public comment period closed late last year for the Environmental Protection Agency’s “Carbon Pollution Emission Guidelines for Existing Stationary Sources: Electric Utility Generating Units” rule, National Ready Mixed Concrete Association and the Associated Builders & Contractors joined a host of business interests raising concerns of the proposal’s increased costs and limited benefits, especially on greenhouse gas reduction claims.

 

Read more: NRMCA, ABC challenge EPA Clean Power Plan claims, costs, feasibility