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Mponeng is an ultra-deep tabular gold mine in South Africa in the Witwatersrand Basin of the Gauteng Province. [1] Previously known as Western Deep Levels No1 Shaft, the mine began operations in 1986. [2] It is one of the most substantial gold mines in the world in terms of production and magnitude, reaching over 4 kilometres (2.5 mi) below the ...
The depth measurements in this list represent the difference in elevation from the entrance of the mine to the deepest excavated point. The definition of mine for this list is an artificially made excavation for the purpose of extracting resources, that can potentially be accessed by humans.
Mining accidents can occur from a variety of causes, including leaks of poisonous gases such as hydrogen sulfide [2] or explosive natural gases, especially firedamp or methane, [3] dust explosions, collapsing of mine stopes, mining-induced seismicity, flooding, or general mechanical errors from improperly used or malfunctioning mining equipment (such as safety lamps or electrical equipment).
Shoofly Fire: 104 acres. 63% contained. Ignited on July 8. Located nine miles north of Stevens Pass. No crew information available. Williams Mine Fire: 11,200 acres. 0% contained. Started noon Aug. 5.
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The mine is near the town of Carletonville in South Africa. At approximately 3.9 kilometers (2.4 mi) deep, it is home to the world's second deepest mining operation, rivalled only by the Mponeng Gold Mine, formerly Western Deep Levels No.1 Shaft. TauTona was temporarily closed in 2018. [2] The mine was one of the three Western Deep Levels mines.
When the fire began, the company sealed several access points and vents to limit oxygen getting into the mine. Porter said the Bureau of Land Management has signed off on a plan that allows them ...