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Zubayer Zaman Bangladesh has significant amount of good quality bituminous coal resources and has the potential to provide long-term sustainable solution for the alternative energy source, which the country is seeking desperately. So far, five coalfields have been discovered with an estimated reserve of about 2,500-3,000 million tonnes. Only Barapukuria and Phulbari coalfields have …

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Drainage Control and Mine Dewatering at Faro Open …

Drainage Control and Mine Dewatering at Faro Open Pit Mine ABSTRACT by Randy S. Lopaschuk, Geological/Geotechnical Engineer, Cyprus Anvil Mining Corporation, Faro, Yukon Territory, Canada There have been many problems associated with drainage control and mine dewatering since mining started at the Faro open pit mine.

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Phulbari Resistance: Phulbari Coal: Hydrogeological ...

Engr. A K M Shamsuddin* The Daily Star, September 29, 2007. Dhaka, Bangladesh Asia Energy proposed to extract about 10-15 million tons of coal from Phulbari coal field adopting open-pit mining from final depth of 250 to 300 meters by removing 4400 million tons of overburden (rock, sand, mud, soil) covering an area of about 5.2 sqkm throughout the life of the mine i.e. 36 to 38 years.

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Some Technical Aspects of Open Pit Mine Dewatering

Open Pit Mine Dewatering by V. Straskraba, Senior Mining Hydrogeologist, Dames & Moore, Denver, Colorado, USA In recent years the increase in development of new open pit mines, especially in the Western U.S., is evident. Most of the mining activity is concentrated on open pit …

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An example of this is in the underground mines where the water penetrates into the audits is pumped up to the surface with the help of this. In case of the open-caste mining, the level of groundwater is abridged through drainage well ditches in anticipation of the pit to become dry.

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Mine Dewatering and Water Management at Barrick …

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Mine Dewatering - Waterloo Hydrogeologic

Mine Dewatering. Open pits are developed in the mining industry for the extraction of minerals, raw materials, and aggregate. In many circumstances, these pits are excavated below the water table. Depending on the geologic environment and proximity of streams, rivers, ponds and lakes, significant groundwater inflows may occur.

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Hydrogeology of Indian Coalfields

¾In open pit mining the advance dewatering operation in selected mines of Indian Coalfields viz. Rajmahal (ECL), Wardha Valley (WCL) Singrauli (NCL) have been done. The advance pumping from the respective mines ranges from 5000 to 60000 m3/day. ¾The problem related to environmental impact likely to be caused by ground water pumping during