Underground mining means all methods of mining other than surface mining.
Underground mining means the extraction of rocks, minerals and industrial materials, other than coal, oil and gas, from the earth by developing entries or shafts from the surface to the seam or deposit before recovering the product by underground extraction methods.
Underground mining means mining by digging or constructing access tunnels, adits, ramps, or shafts and excavating directly from the natural mineral deposits exposed.
Examples of Underground mining in a sentence
Two small clarifications added.1501:13-4-14 Underground mining permit application requirements for reclamation and operations plans.
The fee for anthracite, bituminous, and subbitu- minous coal, including reclaimed coal, is 35 cents per ton unless the value of such coal is less than $3.50 per ton, in which case the fee is 10 percent of the value.(2) Underground mining fees.
Underground mining; however, this exclusion shall not be construed to apply to open pit-quarrying or “surface mining” operations.
Underground mining has occurred in Indiana, and Buyers are advised of the availability of subsidence insurance.
Underground mining is categorized as being either a longwall (LW) or a continuous room-and-pillar mine (CM).
More Definitions of Underground mining
Underground mining means all human-made excavations below the surface of the ground
Underground mining means a coal mining method utilizing shafts and tunnels and as further defined in 82-4-203."
Underground mining means any part of the process that is followed in the production of a
Underground mining means those mining operations carried out beneath the surface by means of shafts, slopes, tunnels or other openings leading to the mineral being mined and the extraction of the mineral through such shafts, slopes, tunnels or their openings;
Underground mining means all human-made excavations below the surface of the ground through shafts or adits for the purpose of exploring for, developing or producing valuable minerals.
Underground mining means those mining operations carried
Underground mining means a coal mining method utilizing shafts and tunnels and as further defined in 82-4-203.