rehabilitation of open pit mines ppt


  • Open-Pit Block-Sequencing Formulations: A Tutorial

    A classical problem in the mining industry for open-pit mines involves scheduling the production of notional three-dimensional production blocks, each containing a predetermined amount of ore and waste.


  • Open Pit Planning | Datamine

    Studio OP is a complete design and scheduling package for medium to short term planning of open pit mines. With a highly visual and interactive environment, Studio OP is packed with tools that make designing pits and waste dumps, preparing data and scheduling a breeze.


  • Mine Closure and Reclamation - Practical …

    Mining of the open pit was staged, so that 30 million tonnes of the waste rock removed from active sections of the pit was placed in mined-out sections of the pit, to buttress unstable sections of the pit slopes.


  • Rehabilitation: from open pit to recreational lake – Waihi ...

    Rehabilitation: from open pit to recreational lake. Rehabilitation: from open pit to recreational lake. Pictured here is a concept plan showing the open pit area after rehabilitation. The open pit will become a lake, with adjacent parklands. In order to achieve the final land use, the following activities will take place: ... mine dewatering ...


  • DENR chief to open pit miners: Shift methods or face ...

    Open pit mining companies are in danger of being shut down unless they shift to acceptable alternative methods by the end of the year, Department of Environment and Natural Resources Secretary Roy ...


  • Reading: Open-Pit Mining | Geology - Lumen Learning

    Reading: Open-Pit Mining Open-pit mining, or open-cast mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow. This form of mining differs from extractive methods that require tunneling into the earth, such as long wall mining.


  • PPT – The Coal & Coal Mining–its environment, …

    The PowerPoint PPT presentation: "The Coal & Coal Mining–its environment, pollution, management and economics Engr. S.M.Nurul Aurangajeb, P Eng. Deputy General Manager( Surface Operation) Barapukuria Coal Mining Co.Ltd" is the property of its rightful owner.


  • The Rehabilitation of WHAT IS KAM KOTIA? - …

    the rehabilitation of the open pit and all of the physical hazards on the site, such as the shaft and the thin crown ... Mineral Development & Lands Branch, MNDM The final cost for the rehabilitation of the Kam Kotia Mine site is now expected to be in the range of….. $55 million Mineral Development & Lands Branch, MNDM ... Day 1 - Kam …


  • Application of Optimisation Techniques in Open Pit Mining ...

    Dagdelen, K and Johnson, T.B: Optimum open pit mine production scheduling by Lagrangian parameterization, Proc. 19th APCOM Symposium of the Society of Mining Engineers, AIME, New York (1986), pp. 127-142.


  • Rehabilitation of Open Pit Mines - SlideShare

    Rehabilitation of Open Pit Mines 1.Adverse Impacts of Open Pit Mining at Mine Closure 2.The Philippine Policy on Open Pit Mine Rehabilitation 3.The State of … Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.


  • Environmental Code of Practice for Metal Mines - …

    2.3.1 Ore Extraction Open Pit Mines. Open pit mining is the preferred method for the extraction of ore from deposits that are close to the surface, since the cost per tonne of ore mined is generally lower than that for underground mining.


  • open pit mining presentation ppt - weinkouff.eu

    open pit mining presentation ppt. 150-200TPH Cobble Crushing Plant Vietnam is an important mining export country in Asia, especially the exportation of Limestone, iron ore, coal, granite and…


  • PPT - Open-Pit Mining PowerPoint Presentation - …

    Open-pit mining is surface mining in which huge portions of earth are dug from the surface to extract the desired mineral within them. During the mining process, the land face is scraped away by explosives and digging creating a deeper and deeper pit until the mining is complete.


  • GUIDELINES FOR THE REHABILITATION OF INED AND

    the Australian mine rehabilitation and mine closure and completion guidelines are of relevance. These "new" South African guidelines are intended both to update the previous coal-based strip-mining guidelines and to expand them for use with other mining methods.


  • Basics of an open pit mine - Mine Engineer.Com

    The definition of a open pit mine is "an excavation or cut made at the surface of the ground for the purpose of extracting ore and which is open to the surface for the duration of the mine's life." To expose and mine the ore, it is generally necessary to excavate and relocate large quantities of waste rock.


  • PowerPoint Presentation

    Water resources development from wellfields which provide for the bulk of water supply for domestic and mine plant requirements. Pit dewatering for pit stability control and depressurization. ... 6 open pit diamond Mine dewatering systems, >100 boreholes produce 3.7 Mm3/yr, 3.4 Mm3/yr sump pumping ... BOREHOLE REHABILITATION …


  • An Open Pit Design Model - SAIMM

    An Open Pit Design Model By R. H. ROBlNSON nod N. B. PRENN ... Open pit design, Production scheduling and plant sizing and Evaluation. ... pit volume and shape, mine life and plant capacities are interdependent with each …


  • PowerPoint Presentation

    Surface mining. 4 Main Types of Surface Mining. Strip Mining. Removal of large strips of overlying rock and soil to reveal coal. Open-Pit Mining. Removal of rock and soil creating a vast pit where coal can be extracted.


  • The Life Cycle of a Gold Mine: Rehabilitation | Investing ...

    An open-pit mine causes significant surface disruption; therefore, rehabilitation is a much more involved process compared to underground mining. The land's post mining end-use will determine ...


  • Open-Pit Mining Methods

    Open-pit mining methods are applicable to mining ore deposits that apex at or near the surface. If the deposit apexes below the surface, the overburden and barren capping overlying the ore must be removed in advance of open-pit mining.


  • Coal Mining and Production - miga.org

    Coal Mining and Production Industry Description and Practices ... In open pit mining, thick seams (tens of meters) are mined by traditional quarrying techniques. Underground mining is used for ... - Restoration and rehabilitation of disturbed areas. - …


  • Rehabilitation Planning for Abandoned Mines at …

    The last metal mining was at the underground Mogul mine in 1983 and barite was mined from the open pit until 1993. The majority of the other mining …


  • Rehabilitation Open Pit Mining In Line

    Open-pit, open-cast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow.. This form of mining differs from extractive methods that require tunneling into the earth, such as long wall mining.


  • Mining rehabilitation - SlideShare

    Mining rehabilitation 1. Tel: (07) 3316 2531 Fax: (07)3295 9570 Mine site Rehabilitation ... Open cut coal mining „Spoil‟ is the overburden removed to reveal the coal seam. Previous spoil is piled behind the pit. In this way, the pit advances, progressively filled with new spoil. Rehabilitation …


  • Open-pit mining - Wikipedia

    Open-pit, open-cast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow


  • GEOTECHNICAL CONSIDERATIONS IN OPEN PIT MINES

    Geotechnical Considerations in Open Pit Mines Version 1.0 Department of Minerals and Energy Page 7 of 49 3.1 Planning for total mine life 13.8 (1) The principal employer at, and manager of, a mine must ensure that ... budgeting, scheduling and rehabilitation. Mine design is the appropriate engineering design of all the sub-systems in the ...


  • PPT – Mining PowerPoint presentation | free to …

    More problematic for open pit than underground ; ... China and India have explored the numerous opportunities provided by Australia's mining industry. | PowerPoint PPT presentation ... May,2006 Outline Legislative requirements Assessment process Mining and Rehabilitation Proposal Document ... | PowerPoint PPT presentation ...


  • Mining and Refining – Rehabilitation - World Aluminium

    Specific rehabilitation processes are very much dependent on the mine site and the ecological, social and geological conditions. A general process involves first landscaping the mined area to reshape the pit, burying large rocks and removing pit faces.