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NSSGA Commends House on WRRDA Bill

The National Stone, Sand & Gravel Association (NSSGA) applauded the U.S. House of Representatives for passing the Water Resources Reform & Development Act of 2013 on an overwhelmingly favorable vote of 417 to 3. House Transportation & Infrastructure Committee Chairman Bill Shuster (R-Pa.), ranking committee member Nick Joe Rahall (D-W.Va.) with Water Resources and Environment Subcommittee Chairman Bob Gibbs (R-Ohio) and ranking subcommittee member Tim Bishop (D-N.Y.) are to be congratulated for shepherding this bill through the Committee and the House on a bipartisan basis.

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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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