so too will the demand for aggregate materials — the sand, gravel and various sizes of rock needed for construction. “We don’t have a good inventory of operating mine sites,” said Jose Alv ...
All of that construction required sand and gravel. But aggregate products are ... significance and protect their viability as mining sites through land-use zoning, according to the DNR’s chief ...
“The stone, sand and gravel industry is the foundation for ... His experience spans more than 40 years in construction and aggregates with both public and private organizations.