National Stone, Sand & Gravel Association

Based near the nation’s capital, NSSGA is the world’s largest mining association by product volume.  Its member companies represent more than 90% of the crushed stone and 70% of the sand and gravel produced annually in the U.S. and approximately 110,500 working men and women in the aggregates industry.  During 2012, a total of two billion metric tons of crushed stone, sand and gravel, valued at $17.4 billion, were produced and sold in the United States.

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