slope stability of limestone mines
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slope stability of limestone mines

Numerical Simulation Analysis of Slope Instability and ...

In order to investigate the slope stability and safety state of Weibei limestone mine research area, the study is divided into five parts along its strike, geological characteristics, and joint distribution (Figure 18). The most dangerous position of each part is taken to calculate the slope safety factor, the numerical value is compared and ...

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PAPER OPEN ACCESS Three dimensional slope stability ...

Apr 07, 2020  PT X is a limestone mine located in the district of Rembang, Central Java, which plans to expand and dig deeper. To ensure that the slope is stable, geotechnical study is needed. However, if it is done in 2 dimensional (2D) the result might not always be representative. This research was conducted to determine the stability of single slope ...

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(PDF) Study of Slope Stability (Open Pit Mining, Algeria ...

The depth of the base of mine is 70 m. The thickness of the phosphate layer is about 50 m; the barren covering Consists of a series of Y Persian dolomite limestone with flint, locally Overcome by lutetium limestone, Miocene sands, and quaternary alluvium. Study of

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1. Introduction

In order to investigate the slope stability and safety state of Weibei limestone mine research area, the study is divided into five parts along its strike, geological characteristics, and joint distribution (Figure 18). The most dangerous position of each part is taken to calculate the slope safety factor, the numerical value is compared and ...

More

The assessment of slope stability and rock excavatability ...

The aim of this study is to evaluate the stability and excavatability of newly stripped rock slopes (slope 1 (SN–1), slope 2 (SN–2), and slope 3 (SN–3)) in a limestone quarry. These are new production sites with comparable geological formations along the southern part of the quarry where three planar failures were previously observed.

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Slope Stability Monitoring In Open Pit And Underground

Slope Stability Monitoring In Open Pit And Underground 3/6 Kindle File Format Guidelines for Mine Waste Dump and Stockpile Design-Mark Hawley 2017-04-01 Guidelines for Mine Waste Dump and Stockpile Design is a comprehensive, practical guide to the investigation, design, operation and monitoring of mine waste dumps, dragline spoils and major

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Instability assessment of slopes in heavily jointed ...

Nov 03, 2005  A critical problem in surface mining is the stability of rock slopes, which is governed by the presence of geological structures such as joints, fractures, faults, shear zones and bedding planes along which failure may occur. The main purpose of rock slope stability analyses is to obtain a safer and more economic design for mining operations.

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Details of the major joint sets of granites, charnockites ...

This paper highlights the slope stability analysis of a limestone mine in Tamilnadu state, India. A critical evaluation of the slope has been carried out with the present pit limit of 60 m to a ...

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Rock Slope Engineering Third Edition

Rock Slope Engineering-Duncan C. Wyllie 2017-12-21 The stability of rock slopes is an important issue in both civil and mining engineering. On civil projects, rock cuts must be safe from rock falls and large-scale slope instability during both construction and operation.

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Slope stability analysis - Wikipedia

Slope stability analysis is a static or dynamic, analytical or empirical method to evaluate the stability of earth and rock-fill dams, embankments, excavated slopes, and natural slopes in soil and rock. Slope stability refers to the condition of inclined soil or rock slopes to withstand or undergo movement.The stability condition of slopes is a subject of study and research in soil mechanics ...

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Slope stability analysis of Southern slope of Chengmenshan ...

Mar 01, 2015  1. Introduction. As the mining methods turning from open pit mining to sag by mining, vertical height of open-pit mine slope continues to increase the slope deformation and failure mode has close relationship with regional geological structure characteristics and the rock mass structures feature , , , .The stability is influenced largely by rock mass, joints and fissures, and blasting vibration .

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GEOLOGY EXAM #3: Slope Stability and Ground Subsidence ...

increase the driving forces for movement and decrease slope stability ... mining, dams. Slope stability maps landslide hazard maps - based on past landslide activity, slope steepness, Earth materials that are present ... form over a solution fracture in limestone, and involve soil "arching" over the cavity and then collapsing into the cavity ...

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ANALYSIS BEHIND THE SLOPE STABILITY IN THE

The stability of a slope in mining activities is influenced by geological conditions, the overall shape of the slope, groundwater conditions, external factors such as vibration due to blasting or operating mechanical devices and also from excavation techniques used in making slopes. A common way to express stability on the mining

More

PAPER OPEN ACCESS Three dimensional slope stability ...

Apr 07, 2020  PT X is a limestone mine located in the district of Rembang, Central Java, which plans to expand and dig deeper. To ensure that the slope is stable, geotechnical study is needed. However, if it is done in 2 dimensional (2D) the result might not always be representative. This research was conducted to determine the stability of single slope ...

More

(PDF) Study of Slope Stability (Open Pit Mining, Algeria ...

The depth of the base of mine is 70 m. The thickness of the phosphate layer is about 50 m; the barren covering Consists of a series of Y Persian dolomite limestone with flint, locally Overcome by lutetium limestone, Miocene sands, and quaternary alluvium. Study of

More

The assessment of slope stability and rock excavatability ...

The aim of this study is to evaluate the stability and excavatability of newly stripped rock slopes (slope 1 (SN–1), slope 2 (SN–2), and slope 3 (SN–3)) in a limestone quarry. These are new production sites with comparable geological formations along the southern part of the quarry where three planar failures were previously observed.

More

Model Study of Slope Stability in Open Pit by Numerical ...

[8] described the stability analysis of a homogeneous slope and showed that the equivalent criterion was suitable for the stability analysis of slope. Description of the Study Area The study of instability aims at a side of a slope located in career of limestone LAFARGE, M’sila ALGERIA. The career is excavated as

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Slope stability analysis of Southern slope of Chengmenshan ...

Mar 01, 2015  1. Introduction. As the mining methods turning from open pit mining to sag by mining, vertical height of open-pit mine slope continues to increase the slope deformation and failure mode has close relationship with regional geological structure characteristics and the rock mass structures feature , , , .The stability is influenced largely by rock mass, joints and fissures, and blasting vibration .

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PAPER OPEN ACCESS Numerical Modelling of Slope

Slope stability of an open pit phosphate mine was studied using numerical methods, FEM and FDM. ... Limestone Ypresian-Lutetian 58.84 27 27000 5400 37 7 Phosphate 49 21 24000 2300 35 7 Marl 9.58 23 1000 100 15 0 Limestone Danian Montian 19.17 27 27000 3600 37 7 4. Methodology In the context of this work, different characteristics are sought in ...

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Analysis of Safety Aspects And Mining Practices For ...

• Employ mining methods that will maintain wall, bank, and slope stability in places where persons work or travel. • Provide adequate berms to prevent over-travel at dump locations. MSHA’s accident investigation reports for the 1996-1999 period were thoroughly analyzed. Twelve fatality reports are summarized in Appendix C.

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Prediction of Material Volume of Slope Failure in Nickel ...

Risk analysis of limestone open pit mine slope stability in Rembang district. Book of Rock Mechanichs for Natural Resources and Infrastructure Development, 2019 : 228-233. Azizi, M.A.; Karim, R.;. 2019. Analisis Stabilitas Lereng Tambang Terbuka Nikel Menggunakan Metode Probabilstik. National Symposium on Geomechanich 5, (WSNG) 2019 Makasar ...

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Slope stability analysis - Wikipedia

Slope stability analysis is a static or dynamic, analytical or empirical method to evaluate the stability of earth and rock-fill dams, embankments, excavated slopes, and natural slopes in soil and rock. Slope stability refers to the condition of inclined soil or rock slopes to withstand or undergo movement.The stability condition of slopes is a subject of study and research in soil mechanics ...

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APPLICATION OF CUCKOO SEARCH METHOD IN 3D SLOPE

in 3d slope stability analysis for limestone quarry mine aplikasi metode cuckoo search pada analisis kestabilan lereng 3d untuk tambang kuari batu gamping masagus a. azizia, irfan marwanzaa, nadya a. hartantia, muhammad k. ghifaria, afiat anugrahadib, and zulfahmic a mining engineering department, trisakti university

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ANALYSIS BEHIND THE SLOPE STABILITY IN THE

The stability of a slope in mining activities is influenced by geological conditions, the overall shape of the slope, groundwater conditions, external factors such as vibration due to blasting or operating mechanical devices and also from excavation techniques used in making slopes. A common way to express stability on the mining

More

(PDF) Study of Slope Stability (Open Pit Mining, Algeria ...

The depth of the base of mine is 70 m. The thickness of the phosphate layer is about 50 m; the barren covering Consists of a series of Y Persian dolomite limestone with flint, locally Overcome by lutetium limestone, Miocene sands, and quaternary alluvium. Study of

More

The assessment of slope stability and rock excavatability ...

Dec 01, 2013  The slope stability analysis of rocks is vital for designing safe slopes in open-pit mines. A proper slope design not only leads to improvements in slope stability and safety but also reduces costs, extends the life of mines and decreases the stripping ratio (Bye and Bell, 2001, Naghadehi et

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Slope Stability Monitoring In Open Pit And Underground

Slope Stability Monitoring In Open Pit And Underground 3/6 Kindle File Format Guidelines for Mine Waste Dump and Stockpile Design-Mark Hawley 2017-04-01 Guidelines for Mine Waste Dump and Stockpile Design is a comprehensive, practical guide to the investigation, design, operation and monitoring of mine waste dumps, dragline spoils and major

More

Study of Slope Stability (Open Pit Mining, Algeria ...

Jul 12, 2017  As the mining method is turning from open pit mining to sag by mining, the vertical height of open-pit mine slope continues to increase, the slope deformation and failure mode has close relationship with regional geological structure characteristics and the rock mass structure feature, the stability is influenced largely by rock mass, joints and fissures, and blasting vibration (Qiao and Li 2004).

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Slope Stability Analysis for Mine Hazard Assessment Using ...

Feb 19, 2021  Slopes in open-pit mines are excavated to the steepest feasible angle for maximum profits, which involves a great risk of failure. Unmanned Air Vehicles (UAV) are emerging as new technology to provide information at a high spatial resolution which leads to fast and accurate qualitative results that can be used for stability analysis. The acquired images from the UAV flight plan are

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DESIGN OF STABLE SLOPE FOR OPENCAST MINES

Slope stability analysis forms an integral part of the opencast mining operations during the life cycle of the project. In Indian mining conditions, slope design guidelines are yet to be formulated for different types of mining practices and there is a growing need to

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Mine Waste Management: Slope Stability Analysis

Nov 26, 2020  Slope Stability Analysis of Hamata Tailings Dam, Hidden Valley Mine, Papua New Guinea A BSTRACT. Construction and management of Tailing dams in Papua New Guinea (PNG) is faced with many challenges such as high altitude with high rainfall (2000-5000 mm/yr), high seismicity and structurally controlled zones which pose threat to the slope stability of tailings dams.

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Rock Slope Engineering Third Edition

Rock Slope Engineering-Duncan C. Wyllie 2017-12-21 The stability of rock slopes is an important issue in both civil and mining engineering. On civil projects, rock cuts must be safe from rock falls and large-scale slope instability during both construction and operation.

More

ESTIMATING THE EFFECTS OF BLASTING VIBRATIONS ON THE

The stability of the high-walls is one of the major concerns for open pit mines. Among the various factors affecting the stability of high-walls, blast vibrations can be an important

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Slope stability analysis - Wikipedia

Slope stability analysis is a static or dynamic, analytical or empirical method to evaluate the stability of earth and rock-fill dams, embankments, excavated slopes, and natural slopes in soil and rock. Slope stability refers to the condition of inclined soil or rock slopes to withstand or undergo movement.The stability condition of slopes is a subject of study and research in soil mechanics ...

More

APPLICATION OF CUCKOO SEARCH METHOD IN 3D SLOPE STABILITY ...

APPLICATION OF CUCKOO SEARCH METHOD IN 3D SLOPE STABILITY ANALYSIS FOR LIMESTONE QUARRY MINE. The Cuckoo Search (CS) is a very fast and efficient global optimization method to locating the slip surface which carried out by iteration. However, the Grid Search (conventional method) method in 3D slope stability analysis takes longer than this ...

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