EPA Offers Funding to Reduce Pollution from Diesel Engines 



By Mark S. kuhar The U.S. Environmental Protection Agency (EPA) has made available $2 million in funding for rebates to help public and private construction equipment owners replace or retrofit older diesel construction engines. The rebates will reduce harmful pollution and improve air quality in local areas.

“Exhaust from diesel construction equipment affects children, senior citizens and others in neighborhoods across…

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John Deere Challenges Andes Mountains

By Mark S. Kuhar This past May, engineers from John Deere traveled to the Atacama Desert Region of Northern Chile to test the performance of the 460E Articulated Dump Truck (ADT) at high altitude. The mountains of Chile are filled with active mining sites that need the hauling capacity of the 460E ADT. Engineers worked to ensure the truck would…

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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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