hoisting shaft

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• Shaft construction — concerns the building of vertical openings such as Raises and Shafts. Shafts are vertical openings used for supplying equipment, personnel, and support systems to the horizontal tunnel where the pipeline is installed. They can be temporary or… …   Wikipedia

• shaft house — noun : a structure erected at the top of a shaft to house hoisting machinery * * * a structure housing machinery and other equipment at the top of a mine shaft. [1870 75] * * * shaft house, a heavy framework at the top of a mine shaft, to support …   Useful english dictionary

• hoisting tower — noun : a temporary elevator shaft of scaffolding used to hoist materials on building construction work …   Useful english dictionary

• Mining industry of South Africa — Premier Diamond Mine, Cullinan, Gauteng, South Africa Mining in South Africa has been the main driving force behind the history and development of Africa s most advanced and richest economy. Large scale and profitable mining started with the… …   Wikipedia

• Mining in South Africa — has been the main driving force behind the history and development of Africa s most advanced and richest economy. Large scale and profitable mining started with the discovery of a diamond on the banks of the Orange River in 1867 by Erasmus Jacobs …   Wikipedia

• Hoist (mining) — A drum hoist (cables visible) and motor In underground mining a hoist or winder[1] is used to raise and lower conveyances within the mine shaft. Modern hoists are normally powered using electric motors, historically with …   Wikipedia

• coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… …   Universalium

• Elandsrand — (Afrikaans for elk ridge ) is a small mining town approximately 20km outside Carletonville next to Blyvooruitsig.Trapped miners event of October 2007On 3rd October 2007, 3,200 mine workers were trapped in the gold mine after an accident blocked a …   Wikipedia

• Fly system — Fly loft of the Theater Bielefeld in Germany A fly system, flying system or theatrical rigging system, is a system of lines (e.g. ropes), blocks (pulleys), counterweights and related devices within a theatre that enable a stage crew to quickly,… …   Wikipedia

• South Crofty — s.HistorySouth Crofty Mine, at Pool between Camborne and Redruth, is an ancient tin mine. For several centuries its shallow workings exploited copper rather than the deeper tin mineralisation. References implying mining, rather than streaming,… …   Wikipedia

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium