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A Possible Sneak Peek Into MSHA’s Silica Proposal

By Nickole Winnett

Operators and Employers Should Review Historical Sampling Results, Validity Of Current Citations, And Control And Protection Programs.

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California’s Clean Diesel Program

Two highly successful air quality programs designed to lower emissions from older diesel engines were included in a major legislative package signed into law by Californian Governor Jerry Brown on Sept. 28, 2013.

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Limestone Cited as Benefit to Green Concrete

By Mark S. Kuhar

Adding limestone powder to “green” concrete mixtures – those containing substantial amounts of fly ash, a byproduct of coal-burning power plants – can significantly improve performance, according to researchers from the national Institute for Standards and technology (NIST) and the Federal Highway Administration (FHWA).

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EPA Launches Online Tool for EIS Access

The Environmental Protection Agency (EPA) launched an interactive web-based mapping tool that provides the public with access and information on Environmental Impact Statements (EIS) filed with EPA for major projects proposed on federal lands and other proposed federal actions.

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White Rock Quarries Moving Forward

White Rock Quarries plans to host two public hearings in the coming months in the process of securing environmental permits in 2014 to start a mining operation in Vincent, Ala., that has generated strong opposition from residents.

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