subsurface mining

Listing 1 - 4 from 4 for subsurface mining

Powell River Project - Foundations for Housing on Reclaimed Mined Lands
... mining and mining-related roads and structures, and subsurface mining affects additional acreages. Ground conditions in coal-mining regions require special attention when residential development is considered. Today, the large scale of surface mining ...
www.ext.vt.edu

Powell River Project - Stabilizing Reclaimed Mines to Support Buildings and Development
... Extension Publication 460-115). Surface drainage, building placement, the orientation and pitch of subsurface compaction planes, and the placement of rock underdrains are factors which can help ... constraints restrict economic development throughout the Virginia coal mining region, and in adjacent Appalachian areas. The potential of surface coal mining operations to relieve this constraint by ...
www.ext.vt.edu More from this site

Maryland Geological Survey: Foundation Engineering Problems and Hazards in Karst Terranes
... concentrated infiltration can occur. Figure 3 shows how runoff can be concentrated in the subsurface to create subsurface cavities. This is especially common in soil-filled cutters. One consequence of modification in ... in the blue pages of your telephone book). • If near an active quarry, call the Mining Program of the Maryland Department of the Environment, 410-631-8055. • In other cases, contact ...
www.mgs.md.gov

IRRIGATION WATER MANAGEMENT IN SUGARBEET PRODUCTION
... the top 2 feet of the soil profile. On an adjacent subsurface drip irrigated area, system capacity was such that water could be ... . When final yields were measured, the never-stressed beets on the subsurface drip area yielded 28.5 tons/acre while the water-stressed ... the entire root zone nearly full in anticipation of soil moisture mining by the crop during the peak use period when system capacity ...
www.uidaho.edu