sbm/sbm mining method applied in barapukuria coal mine…
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(PDF) Preferred Mining Method in Barapukuria Coal …
Longwall Top Coal Caving (LTCC) method would be a preferred mining method in Barapukuria Coal Mine by considering …
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Risks Assessment Expending AHP-GA Method: A Novel …
Hazard Factors of Barapukuria Coal Mine in Bangladesh. ... applied by this method in Bangladesh coal mine areas ... causes of accidents in Barapukuria Coal Mining are roof fall, & sides, land ...
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Mobility and impact of trace metals in Barapukuria coal mining …
Study area and sampling. The Barapukuria coal mine is the first coal mine in Bangladesh and is located in Dinajpur District in the northwestern part of the country (Fig. 1a).The coal basin area covers approximately 5.16 km 2 within a wide flood plain. The coal-bearing sediments are comprised of Gondwana Permian-age sandstones, siltstones, …
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Improved underground mine design for reducing subsidence at Barapukuria
Barapukuria Coal Mine (BCM) is located at Dinajpur district, NW Bangladesh. Total area of the BCM is about 5.25 km and coal encountered at a depth range between 118 and 509 m. Six major coal seams (seam-I to seam-VI) were identified at BCM of which ... Long-wall top coal caving mining method will be applied for coal production and face-1210 ...
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A time function-based prediction model of mining …
A time function-based prediction model of mining subsidence: application to the Barapukuria coal mine, Bangla. Authors. Xingsheng Zhang 1, Shaobin Yan 2, …
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Prediction of mining-induced subsidence at Barapukuria longwall coal
The maximum observed subsidence having a noticeable areal extent due to Northern Upper Panels (NUP) and Southern Lower Panels (SLP) at the Barapukuria longwall coal mine is 5.8 m and 4.2 m, respectively, after the extraction of a 10 m thick coal seam. The mining-induced subsidence was simulated by the Displacement Discontinuity …
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Water inrush Hazard in Barapukuria Coal Mine, Dinajpur District
Barapukuria coal mine (BCM) is located at Dinajpur district, NW Bangladesh. ... applied mining method, presence of multi-coal seams, ultra thicken coal seam and so on are the major factors in ...
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Mining-induced fault reactivation associated with the …
The geology and stratigraphy of the Gondwana Barapukuria coal deposit was illustrated in detail by Islam and Hayashi (2008), Islam et al. (2009), and Islam and Shinjo (2009).Based on the age and lithology, the stratigraphic sequence (Fig. 3 a) of the Barapukuria coal deposit is divided into four formations and an igneous dike as …
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Preferred Mining Method in Barapukuria Coal Mine
Longwall Top Coal Caving (LTCC) method would be a preferred mining method in Barapukuria Coal Mine by considering those factors, which will increase recovery rates to up to 75% which will ...
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The selection of backfill materials for Barapukuria underground coal
The study represents an analysis for the selection of backfill materials and backfill process for Bara-pukuria coal mine which is the only mining industry in the country under production state. ... Proposed types of backfill in the Barapukuria coal mine Based on the land morphology, physical structures of mine design, applied mining method, and ...
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A time function-based prediction model of mining …
The Simplified geological section of Barapukuria Coal Mine. +3 Comparison diagram of observation station of 1210 working face of Mumba Coal Mine (The letter N represents north–south direction).
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Prediction of mining-induced subsidence at Barapukuria longwall coal
The maximum observed subsidence having a noticeable areal extent due to Northern Upper Panels (NUP) and Southern Lower Panels (SLP) at the Barapukuria longwall coal mine is 5.8 m and 4.2 m ...
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(PDF) Mining-induced subsidence prediction by …
It is essential to predict the mining-induced subsidence for sustainable mine management. The maximum observed subsidence having a noticeable areal extent due to Northern Upper Panels (NUP) and …
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Environmental impacts of subsidence around the …
In the case of Barapukuria Coal Mine, the fully mechanized multi-sliced longwall pillar-less mining method has been employed for extracting coal from mine and …
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Improved underground mine design for reducing subsidence at Barapukuria
Barapukuria Coal Mine (BCM) is located at Dinajpur district, NW Bangladesh. Total area of the BCM is about 5.25 km and coal encountered at a depth range between 118 and 509 m. Six major coal seams (seam-I to seam-VI) were identified at BCM of which
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(PDF) Risks Assessment Expending AHP-GA Method: A …
Mining industry's working milieu is influenced by various hazardous factors. Perhaps in Bangladesh, future working environments will be insecure for the lack of congenial methodology to reduce risk factors of Barapukuria Coal Mine (BCM). Many
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A time function-based prediction model of mining …
Coal mining may lead to ground subsidence in a long term and is widely distributed, which can cause environmental damage and other disasters. ... application to the Barapukuria coal mine, Bangla Sci Rep. 2022 Nov 1;12(1):18433. doi: 10.1038/s41598-022-23303-9. ... We applied the model to the Barapukuria mine, and our simulation …
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Mobility and impact of trace metals in Barapukuria …
The Barapukuria underground coal mine operated by Barapukuria Coal Mining Co. Ltd. (BCMCL) requires continuous pumping and discharge of 1,500 m 3 of …
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Improved underground mine design for …
Long-wall top coal caving mining method will be applied for coal production and face-1210 will be developed in BCM. It is estimated that nearly 0.75 m ground subsidence may occur for mining of 1 ...
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The selection of backfill materials for Barapukuria underground coal
Based on the land morphology, physical structures of mine design, applied mining method, and geo-structural setting of BCMC with available filling materials, it is obvious that among the all other types of backfill, hydraulic backfill is more suitable. With respect to Barapukuria coal mine, alluvial sands are more available than mill tailings.
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Open Pit Slope Design of Barapukuria Coal Mine Using …
basin is expected to be a potential zone for exploitation of coal by open pit mining method. This study proposes an adequate ... slope design of open pit coal mine at Barapukuria coal basin ...
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A time function-based prediction model of mining …
Coal mining may lead to ground subsidence in a long term and is widely distributed, which can cause environmental damage and other disasters. Predicting the dynamic process of ground subsidence in real time is very important for offering theoretical or technical guidance to deal with the consequences of mining. In this study, we …
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Mining-induced fault reactivation associated with the
Longwall mining panels in Barapukuria Coal Mine, Bangladesh (after Barapukuira Coal Mining Co. Ltd, 1998; Islam and Shinjo, 2009). M.R. Islam, R. Shinjo / International Journal of Coal Geology 79 ...
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(PDF) Open Pit Slope Design of Barapukuria Coal Mine …
The Barapukuria coal basin is expected to be a potential zone for exploitation of coal by open pit mining method. This study proposes an adequate slope design of open pit coal mine at Barapukuria coal basin. Failure of slope is common phenomenon in …
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Integrated satellite imagery and electrical resistivity
This study addresses the critical issue of land subsidence in densely populated agriculture-based country, Bangladesh, focusing on the Barapukuria coal mine area. Our research employed time-series analysis of Landsat satellite imagery from 2005 to 2020, coupled with vertical electrical sounding resistivity methods. Through the false …
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Coal mining impacts on water environs around the Barapukuria coal
Barapukuria Coal Mining Company Limited (BCMCL) is the first developed coal mine in Bangladesh, which lies between the latitudes 23°31′45′′and 23°33′05′′N and the longitudes 88°57′48′′ and 88°58′53′′E (Fig. 1).Primarily in 1985, the Geological Survey of Bangladesh (GSB) reported about existence of the Gondwana coal at shallower depth …
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Volumetric Estimation of Coal Resources in Seam VI for
The backfill is the most emerging and developing technology in recent times in mining sectors which can be considered as a prospective option for Barapukuria coal mine in the purposes of ...
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Longwall Top Coal Caving Method for Barapukuria …
TABLE 6. VALUES OF VERTICAL STRESS FOR STAGE II AND III EXCAVATION. At present in Barapukuria Coal Mine, seam VI has been excavated in two stages, stage I with Longwall method, where, 3m of coal is kept as top coal of 2.8m's excavation. In stage II, 3 m coal is exca-vated with LTCC method with 3 m top coal.
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Soil Contamination Assessment by Trace Elements in Barapukuria Coal
The Barapukuria coal mining area, which lies between latitudes 25031´ to 25 ° 35´ N and longitudes 88 ° 57´ E to 88 ° 59´ E, is located close to the Barapukuria village of
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