Ridgeway Deeps Mine Mine Caving Pdf
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Estimation of rock mass changes induced by hydraulic …
Abstract: Double difference (DD) passive seismic tomography was employed at the Ridgeway Deeps block cave project to identify the magnitude and extent of preconditioning due to hydraulic fracturing and to identify zones of damage and increased stress during the undercutting and early stages of caving. This was done by identifying zones of …
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Mining Methods: Block Caving | Geology for …
Block-caving copper mining methods and costs at the Miami mine, Miami Copper Company, Gila County, Arizona (1965) Hardwick, W. R. U.S. Dept. of the Interior, Bureau of Mines PDF …
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Characterising Cave Induced Seismicity at Ridgeway …
Ridgeway Gold Mine is a sublevel caving mine located in the Cadia Valley, 25 kilometres south of Orange, New South Wales, Australia. The mine is extracting a 42 million tonne copper, gold reserve ...
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Undercutless caving at Newcrest: towards the next …
Over the last 20 years Newcrest has developed unique capabilities within the caving industry to efficiently mine deep and low-grade deposits, transitioning from Sublevel Caving in Ridgeway and Telfer during the early 2000's and more recently to Block Caving at Ridgeway Deeps, Cadia East PC-1 and PC-2. (Dunstan
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Characterizing Caving Induced Seismicity at …
Sublevel caving was initiated at the Ridgeway Gold mine in May 2000. A seismic system was used to monitor the progression of the cave. Several thousand seismic events were recorded as caving ...
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(PDF) GROUND DEFORMATION MONITORING BY …
Deep Ore Zone (DOZ) Mine is an underground mine with block caving method within The East Erstberg Skarn System (EESS) deposit. Safe ground condition is the most important thing on production stage ...
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Parameters influencing full scale sublevel caving material …
Request PDF | Parameters influencing full scale sublevel caving material recovery at the Ridgeway gold mine | The literature discusses a number of theoretical, small and full scale experimental ...
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Full-scale Flow Marker Experiments at the Ridgeway Deeps …
Full-scale marker experiments at Cadia Valley underground operations have been ongoing for over 14 years. Initial marker experiments were undertaken in the …
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CADIA VALLEY OPERATIONS CA
Underground mining continues at the Ridgeway deposit, with block cave mining being undertaken in the Ridgeway Deeps area. The Cadia East underground panel cave mine commenced commercial production from Panel Cave 1 on 1 January 2013 and Panel Cave 2 on 1 October 2014. For the year ending June 2015, 667,418 ounces of gold and
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Ridgeway Deeps | PDF | Mining | Drilling
Ridgeway Deeps - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Underground bulk mining methods such as Block Caving (BC) and Panel Caving (PC) are increasingly regarded as low cost solutions to extracting large, low grade underground metalliferous orebodies. Significant technological advancements in the last few decades …
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(PDF) Assessing the state of the rock mass in operating block …
The block caving mining process limits access to the orebody, in turn limiting opportunities to gauge the state of the rock mass once the rock mass degradation and caving process has initiated. ... V & Burgio, N 2002, 'Characterization of the caving front at Ridgeway mine, New South Wales, based on geomechanical data and detailed microseismic ...
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Back-analysis of PC1 cave propagation and subsidence …
Cadia Valley Operations comprises three mines — the Ridgeway sublevel cave and Ridgeway Deeps (currently on care and maintenance), the Cadia Hill open pit (currently …
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Ridgeway gold mine Report | Wood Mackenzie
Ridgeway is an underground copper-gold block cave mine which is located 3 kilometres north west of Newcrest Mining's Cadia Hill open pit mine in New South Wales, Australia. ... Ridgeway Deeps block cave mine ... Detailed map; What's included. This report contains: Ridgeway gold mine. XLS 125.50 KB. Ridgeway gold mine. PDF …
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Full Scale Near Field Flow Behaviour at The Ridgeway Deeps …
Full Scale Near Field Flow Behaviour at the Ridgeway Deeps Block Cave Mine - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Full scale marker …
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International Journal of Rock Mechanics and Mining Sciences
1. Introduction. Block Caving is an underground mining method in which high productivity and low operational costs are expected when applied to thick low-grade ore bodies. 1, 2 Using this process, the broken ore is extracted from the bottom of the ore body after the initial undercutting. The undercutting induces progressive rock mass caving …
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Ridgeway Gold and Copper Mine, New South Wales
The Newcrest board approved development of the Ridgeway Deeps block cave in June 2007. The Ridgeway Deeps block cave project involved development of resources below the Ridgeway Underground mine at a depth of 300m to about 1,100m. It is the first natural caving operation and the deepest block cave in Australia.
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Ridgeway Gold and Copper Mine, New South Wales
The Ridgeway Deeps block cave project involved development of resources below the Ridgeway Underground mine at a depth of 300m to about 1,100m. It is the first natural caving operation …
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Design Parameters Affecting Rill Swell Events for …
For example, the mine site at Ridgeway Deeps has experienced these events since September 2014, with analysis showing that the fine material came from the SLC mine above [3].
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Cadia East Underground Gold and Copper Mine, …
The Cadia East Underground gold and copper mine is the first Australian panel cave and the country's largest underground mine, with significant ore reserves and a projected lifespan of more than 30 …
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Back-analysis of PC1 cave propagation and subsidence …
250 km west of Sydney. Cadia Valley Operations comprises three mines — the Ridgeway sublevel cave and Ridgeway Deeps (currently on care and maintenance), the Cadia Hill open pit (currently on care and maintenance) and the Cadia East panel cave. Cadia East commenced commercial production on 1 January 2013 from Panel Cave 1 (PC1).
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Major Mines & Projects | Cadia Valley Operation
Operations at the Cadia Hill open pit ceased by 2014 and, subsequently, the pit has been used for tailings storage. The Ridgeway Deeps and Ridgeway underground mine was also placed into care and maintenance by 2018. Production mining is an underground panel cave mining from Cadia East with underground crushing and conveyor to surface.
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Paper: Key geotechnical knowledge and practical mine …
Abstract: Cadia Valley Operations (Cadia) embarked on a path of cave mining in the early 2000s with the establishment of the Ridgeway sublevel cave. The success of that mine led to a significant expansion into block caving operations, first at Ridgeway Deeps, and then to the now established Cadia East operations.
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Full-scale Flow Marker Experiments at the Ridgeway Deeps …
Full-scale marker experiments at Cadia Valley underground operations have been ongoing for over 14 years. Initial marker experiments were undertaken in the Ridgeway sublevel cave (RW) (2002), and subsequently at Ridgeway Deeps (RWD) (2008) and Cadia East PC1 (CEPC1) (2012) block caves. Over 25 000 markers have …
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Full Scale Near Field Flow Behaviour at The Ridgeway Deeps …
Full scale marker experiments were designed and implemented at the Ridgeway Deeps block cave mine from March 2008 to October 2010. The experiments aimed at quantifying and assessing the geometry of the extraction zone, development of the extraction zone over time, variability of flow behaviour, and factors affecting flow behaviour in both the near …
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(PDF) Draw control strategies in sublevel caving mines
and Ridgeway Deeps, as both mines produce copper and gold. ... ngToolSublevelCaving.pdf [accessed 11 December 2015]. ... sublevel caving mine.
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Major hazards associated with cave mining: are they …
Cave mining has inherent risks, which include rock bursts, collapses, subsidence, and inrushes. Among the inrush events that can occur are the inflows of water, mud, and dry-fine material.
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Ridgeway copper mine Report | Wood Mackenzie
Ridgeway is an underground copper-gold block cave mine which is located 3 kilometres north west of Newcrest Mining's Cadia Hill open pit mine in New south Wales, Australia. ... Ridgeway Deeps block cave mine Ridgeway sub-level cave mine ... Ridgeway copper mine. XLS 388.50 KB. Ridgeway copper mine. PDF 1.60 . Other …
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(PDF) Back-analysis of PC1 cave propagation and
Cadia Valley Operations comprises three mines-the Ridgeway sublevel cave and Ridgeway Deeps (currently on care and maintenance), the Cadia Hill open pit (currently on care and maintenance) and the ...
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Underground Infrastructure Requirements for Underground …
The Ridgeway Deeps Block Cave is located directly beneath the existing Ridgeway Sublevel Cave Mine. The selection of the material sizing and mine dewatering systems are important elements in the development of a large-scale, high tonnage (greater than 4 Mt/a) underground hard rock mine.
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Mine Details | MiningLink.au
The Ridgeway mine is worked by means of a block and panel caving method of underground mining. Ridgeway Mine is now known as Ridgeway Deeps Mine Mining at the Ridgeway underground mine has undergone transition to the Ridgeway Deeps deposit. Ridgeway Deeps is located below the original Ridgeway gold deposit that was …
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