USGS reports 2016 crushed stone, sand and gravel production
Jun 13, 2017· The U.S. Geological Survey (USGS) issued its Crushed Stone Statistics and Information report stating that, during 2016, 3,700 quarries, 82 underground mines, and 187 sales and distribution yards in the United States produced 1.48 billion tons of crushed stone valued at more than $16.2 billion, an increase of more than 11 percent over 2015. The leading producer states, which accounted for .