sandstone open pit mining slope in philippines

RISK ASSESSMENT OF OPEN PIT SLOPE DESIGN AT PT ADAROKnow More

Risk assessment of open pit slope stability is an important aspect to be considered in a decision making of slope design The risk of slope failure that occurred on the slopes of the mine affect two factors namely the failure probability FP and consequences C of slope failure...

Stability Analysis of an Open Cut Slope in Wardha ValleyKnow More

used the model to assess the stability of the final pit Evaluation of the slope stability in the open pit mines at different stages of mining is important for the safe and economic mining operations Sarkar et al 2007 Slopes are normally designed based on the geotechnical data and physico-mechanical properties of the material Using the...

PAPER OPEN ACCESS The influence of number of grid pointsKnow More

PT Bukit Asam Tbk PTBA applies an open pit mining system The production and operations of an open pit mine are largely determined by slope stability Slope stability is influenced by many factors both internal and external factors One of the internal factors that influence slope stability is its geometry...

StudyontheGroundMovementinanOpenKnow More

and massive underground mining activities increase the slope strata movement at the surface mining side is research mining method at an open-pit mine 1 e surface and Sandstone 75 125 125 10 Clay 857 43 10 10...

Preliminary Slope Stability Analysis At Open PitKnow More

Abstract Each mine using open pit methods will always meet a problem on the slope angle stability these problems must be addressed especially since mine planning for mining operations based on the shape and the amount of existing reserv in order...

Design of Open Pit Slopes In Ganboke Gold Mine Chad ISRMKnow More

The Ganboke mine is now being prepared for survey and development and it is designed by open pit mining because of plain surface and massive ore body With open pits it is important among others to determine the heights of benches and overall slopes and slopes angl...

Factbox Philippines recommends suspending 20 more minesKnow More

Libjo Mining Corp - non-compliance with rule on appropriate slope and height of benches and the Clean Air Act A bench is a narrow strip of land cut into the side of an open-pit mine 2...

Hydrogeologic Characterisation And Modelling For BlockKnow More

The poorly-constrained volcanic sequence however now transmitted another third direct precipitation the remainder of potential mine inflow immediately upon development and posed significant slope-stability risks Major data gaps relative to open-pit mining included Intermediate circulation of meteoric recharge through the cover aquifer...

Slope Stability Problems in Open Pit Coal Mines inKnow More

The coal is mined at present by the open-pit method Draglines and scrapers are primarily used to remove the overburden Coal seams are mined using front-end loaders shovels and trucks or easy miners In designing large excavated slopes in open-pit mines the most important decision of the engineer is the selection of a slope angle...

Addressing the issues on openKnow More

Last October the Mining Industry Coordinating Council MICC recommended the lifting of the open-pit mining ban instituted by former DENR secretary Gina Lopez through DENR Administrative Order DAO No 2017-10 specifically prohibits the open-pit method of mining for copper gold silver and complex ores in the country...

SLOPE STABILITY ANALYSIS OF WASTE DUMP IN SANDSTONEKnow More

Mar 01 2013 0183 32 This paper presents the slope stability analysis for the current as well as projected final geometry of waste dump Sandstone Open Pit Osielec For the stability analysis six sections were selected Then the final geometry of the waste dump was...

THE INFLUENCE OF DISCONTINUITIES ON ROCK MASSKnow More

However open-pit mining activities often result in rock slope stability issues related to the discontinuities of rock mass Thus an ap - propriate cut-slope design in open-pit mining requires good knowledge of the effects of discontinuity on rock mass strength and quality...

SINOSTEEL PHILIPPINES HY MINING CORPORATION NickelKnow More

SINOSTEEL PHILIPPINES HY MINING CORPORATION Nickel and Chromite Project Brgy Panamaon Loreto Province of Dinagat IslandsMine Site Open Pit Mining and Direct Shipment Mineral Production Sharing Agreement 002-90-X Approved May 15 1990 There was no activity for slope stabilization at Mine pit 2 Block B at mine site area which...

PAPER OPEN ACCESS Study Effect of Geological Parameters ofKnow More

1 Mining and geology department BP 6000 University of Bejaia The slope stability analyses in open pit mine or quarry using the geological structural material and rock fall instability like the formation of slope in Massive sandstone restricts stability Pit slopes having soil alluvium or weathered rocks at the surface have low...

Guidelines for Open Pit Slope Design CSIRO PublishingKnow More

Guidelines for Open Pit Slope Design is a comprehensive account of the open pit slope design process Created as an outcome of the Large Open Pit LOP project an international research and technology transfer project on rock slope stability in open pit mines this book provides an up-to-date compendium of knowledge of the slope design processes that should be followed and the tools that are...

A Coal Mine Dump Stability Analysis AKnow More

The present paper mainly deals with a case study of failed dump slope in western coalfield limited Nagpur India A huge mass of debris flow had happened during the routine the activity of mining The failed dump had a height of 75 m with 43˚ slope angle which...

Study on the Ground Movement in an OpenKnow More

The combined surface and underground mining method is typically used in an open-pit mine for better production and profits However the improved scale of mining operations at the combined mining conditions results in even more intensive strata movement and massive ground damag This paper assesses the progressive development of the characteristics of roof movement with the longwall face...

Pit Slope Stability Analysis at Rajpardi Lignite Open CastKnow More

Mining is an arduous job and involve risk at each working stage In open cast mining method since it is the main focus as it contributes major portion of production stability of the slope is of utmost importance To avoid a slope from failure working is to be carried out...

Sample Rocks Tests and Slope Stability Analysis of a MineKnow More

In another example Adamczy et al introduce the stability of garbage sandstone open slope and choose six sections to analyze the stability of slope Behera et al 5 analyzed the stability of open-pit coal mine dump in Odisha area based on different geotechnical parameters and...

Slope Stability Analysis of Waste Dump in Sandstone OpenKnow More

This paper presents the slope stability analysis for the current as well as projected final geometry of waste dump Sandstone Open Pit Osielec For the stability analysis six sections were selected Then the final geometry of the waste dump was designed and the stability analysis was conducted On the basis of the analysis results the opportunities to improve the stability of the object...

Philippines announces ban on new openKnow More

Philippines Environment Secretary Regina Lopez has announced a ban on new open-pit mining ventur The move comes following a months-long crackdown on the industry In...

Slope Design and Implementation in Open Pit MinesKnow More

and also limitations through case studies of slope design in open pit min Keywords slope stability slope design engineering geology fault open pit mines SOMAIR uranium mine OCP phosphate mine 1 INTRODUCTION Slopes of mines and quarries some...

Guidelines for Slope Performance MonitoringKnow More

Although most mining companies utilise systems for slope monitoring experience indicates that mining operations continue to be surprised by the occurrence of adverse geotechnical events A comprehensive and robust performance monitoring system is an essential component of slope management in an open pit mining operation The development of such a system requires considerable expertise to...

The deadly landslide at the Carmen Copper Mine in theKnow More

Dec 24 2020 0183 32 The deadly landslide at the Carmen Copper Mine in the Philippin On 21 December 2020 in the aftermath of Tropical Storm Krovanh also known as Tropical Storm Vicky a very large landslide occurred at the Carmen Copper Mine also known as the Toledo copper mine at Don Andres Soriano Lutopan Toledo City Cebu in the PhilippinThis landslide is known to have killed four...

Philippines mining industry continues to underKnow More

Open-pit extraction has been used by many miners in the Philippines but is blamed for massive environmental destruction in some areas Philex said in a statement on Friday that it was now looking at an infrastructure design that would allow it to use underground mining to extract or...

Erosion characteristic of slope sandstone soaking in acidKnow More

values of the solution inside the mining pit decrease with the increasing of distance from ore body and vary from 12 to 46 according to the results of the water environmental investigation and the composition test of the slope sandstone in Xinqiao Pyrite Mine...

Study on Stability of Surface Mine Slope Influenced byKnow More

Jan 01 2011 0183 32 The distortion of mined slope under open-pit and underground mining was drew from strata angle alter evoked from ceiling distortion which can be used as the theory sustainment to stabilization of mined slope under open-pit and underground mining bulk density of sandstone is 248 kN/m 3 cohesive force is 350 kPa internal friction angle...

Rock Mechanics and Rock Engineering From the Past to theKnow More

Oct 23 2016 0183 32 Kimachi sandstone does not have to fail under larger stress YWang Y Fujii D Fukuda J Kodama Strain localisation characteristics in sandstone during uniaxial compression by 3D digital image correlation H Munoz A Taheri E Chanda Analyzing drilling machine in aid to improve open pit mining operations OF Ugurlu M Kumral...

Slope Design and Implementation in Open Pit MinesKnow More

Jan 01 2012 0183 32 This article reminds the principles of slope design in open pit mines and presents techniques and tools available to address the successive stages of slope design Their practical implementation is then illustrated by two case studies of open pit min Corresponding author Tel 33 1-6469-4813 fax 33 1-6469-4711...

Investigating Slope Failure and ockfall ontrols C MKnow More

School of Mining Engineering University of the Witwatersrand Johannesburg South Africa The success of any open pit mine depends on careful slope sandstone weathered sandstone and thin...