A sand and gravel mining operation in rural western Washtenaw County needs to expand to keep up with demand for materials ...

Plans for the expansion of Ballaharra Quarry have been approved Planners have backed proposals for the expansion of a quarry to provide a "steady" supply of sand and gravel over the next 60 years. The ...

Smart Sand IoT (Henan Smart Sand Internet of Things Technology Co., Ltd.) reconstructs the supervision model of the sand and ...

KANSAS CITY, MO. — Two weeks before Leavenworth County Planning and Zoning leaders could vote on a controversial sand quarry project, neighbors continued to raise concerns about potential issues that ...