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may do the work. Drainage and ventilation of slope mines may be done using the primary slope, or it may be done using auxiliary shafts or bore-holes.
47:, which access resources by tunneling straight down or horizontally, respectively. In slope mining, the primary access to the mine is on an incline.
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may still be used to raise and lower loads on the incline if it is steep, but on shallower slopes,
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is a method of accessing valuable geological material, such as
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Entrance to the
Carolina Coal Company's slope mine in
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124:International Correspondence Schools (1900).
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130:. The Colliery engineer co. p.
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375:This article about mining is a
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103:. Marcel Dekker. p. 105.
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100:The Chemistry Tech of Coal 2e
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379:. You can help Knowledge by
73:2010 Copiapo mining accident
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127:A treatise on coal mining
97:James G. Speight (1994).
22:Coal Glen, North Carolina
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220:Mountaintop removal
431:Underground mining
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110:978-0-8247-9200-8
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426:Mining stubs
381:expanding it
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29:Slope mining
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347:Prospecting
229:Sub-surface
57:locomotives
49:Mine hoists
45:drift mines
420:Categories
257:Directions
175:techniques
84:References
337:Automated
332:Abandoned
248:Soft rock
243:Hard rock
195:Quarrying
307:Longwall
284:Borehole
279:Bell pit
210:Dredging
190:Open-pit
67:See also
312:Retreat
294:Stoping
236:Classes
182:Surface
205:Placer
173:Mining
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61:trucks
24:, 1923
325:Other
274:Shaft
269:Slope
264:Drift
200:Strip
41:shaft
377:stub
105:ISBN
43:and
33:coal
59:or
37:ore
35:or
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