List of Publications:

Size: px
Start display at page:

Download "List of Publications:"

Transcription

1 List of Publications: 1. Fracture Analysis Around Twin Tunnels in Rock Models, 1984, Int. Symp. On Low Cost Road Tunnels, Oslo, Norway. 2. Stability Analysis Around Square Tunnel For Support Design Using FEM., 1984, Proc. Tunnelling in Soft And Water Bearing Ground, France. 3. Effect of Rectangularity on Compressive Strength of Coal Pillars, 1985, third Symp. On Rock Mechanics, the Institute of Engineers (India), Roorkee, Nov Effect of Staggering Longwall Mining Panels Using FEM, 1985, Proc. Int. Symp. On Large Scale Underground Mining, Lulea (Sweden), Nov A Numerical Approach For Optimum Shaft, 1985, proc. National Symp. on Mining Present & Future, B.H.U., Varanasi. 6. Effect of Face Curvature on Slope Stability - A FEM Study, 1986, Int. Symp. on Geotechnical Stability in Surface Mining, Calgary, Canada, Determination of the Factor of Safety of Jointed Rock Slopes Using An Analytical Method Based On L.P. Models, 1987, Jour. Of Institution of Engineers, Calcutta, (Mining Engineering Section), Vol. 68, Nov. 1987, Optimum Curvature in Pit Slope Design, 1987, Int., Jour. of Surface Mining, Vol. 2, Dec Design of Wide Tunnels Based On Incremental Approach Using FEM, Proc. Int. Symp. on Tunnelling for Water Resources and Power Projects, New Delhi, 19-22, Jan. 1988, Effect of Staggering of Longwall Panels in Contiguous Seams - A FEM Approach, Proc. Int. Symp. On Underground Engineering New Delhi, (14-17 April 1988), Vol. 1, Design Considerations For Twin Tunnels Based On FEM Analysis, Proc. 7th Annual Canadian Tunnelling Conference, ed. Montreal, Canada, 4-7 May On Some Aspects of Planning and Design of Open Pit Mines, Proc. National Symp. on Mine Planning and Design, B.H.U., Varanasi, Nov. 3-4, 1988, Stability of Curved Pit slopes - A FEM Approach, Proc. Indian. Geo-Tech. Conf. On Evaluation & Application in Geotechnical Engineering, Dec

2 14. A Reliability Study Model for Rock Analysis, Proc. Indian. Geotechnical Conf. on Evaluation and application in Geotechnical Engineering, Dec FEM Analysis - A Tool for the Design of Underground Excavation, Pro. Int. Cong. on Progress And Innovation in Tunnelling, Toronto, Sept. 9-14, Ground Movement Above a wide Excavation - a Numerical Approach, Proc. National Symposium. On Application of Rock Mechanics in river Valley Projects Roorkee, Nov , Numerical Simulation of Underground Opening in Jointed Rockmass, The Institution Of engineering (India), Min. Div. Vol. 73, Nov. 1992, Simulation of Large Underground Excavation in Coal Mines Using Numerical Method (FEM) With Special Reference to Longwall Faces, Mining Technology, Vol. 14, No. 2, 55-58, March-April, Stability of Twin Square Opening in Jointed Rockmass a Numerical Simulation, the Indian Mining and Engineering Journal, Bombay, July, 1993, pp A Numerical Simulation of Longwall Face Using FEM, Proc. National Conference on Ground Control In Mining, Jan , 1996, B.H.U., Varanasi. 21. Numerical Simulation of Underground Wide Excavation with Special Reference to Coal Mining, Proc. National Seminar on Applications of Computers in Mineral Industry, Feb , 1996, Jodhpur. 22. Planning and Design of Open Pit Mines - A Numerical Approach, National Seminar on Emerging Technology in Surface Mining and Environmental Challenges, Oct , 1997, KREC, Surathkal, Mangalore. 23. "Stability of A Horse-Shoe Opening In Jointed Rockmass", Indian Mining Engineering Journal, Vol. 70, no. 1/2, pp 57-59, Feb Prediction of Mining Subsidence and Ground Strain Patterns over a Longwall panel - A Numerical Approach, Journal of the Institution of Engineers, Vol.80, May 1999, pp The Influence of Creep (time dependent) on Surface Subsidence over a Longwall Panel, Proc. National Seminar on Outlook for Fossil, Fuel and non-metallic mining and mineral based Industry, August 20-21, 1998, Department of Mining Engineering, Anna University, India, pp Simulation of Longwall Face in Jointed Rockmass by FEM, Proc. National Seminar on Outlook for Fossil, Fuel and non-metallic mining and mineral

3 based Industry, August 20-21, 1998, Department of Mining Engineering, Anna University, India, pp "Computer Simulation of a Depillaring Coal District with special reference to Jointed Rockmass", The Indian Mining & Engineering Journal, June 1998, pp "Numerical Simulation of Galleries In Jointed Rockmass For Bord And Pillar System of Mining", Engineering & Mining Journal, U.S.A. 29. "Design of Longwall Mining In Jointed Rockmass", Coal International, Special Issue on Longwall Mining, September, "Prediction of Air Pollution (Dust) Due To Mining Activity by Numerical Model", Proc. ETISM&EC-97, pp , Mangalore. 31. "Prediction of Water Pollution Due to Opencast Mining by Numerical Method", Proceeding of the National Symposium on Environment, ISM, Dhanbad Feb. 5-7, 1998, pp Effect of Bed Orientation on Fracture Pattern Over a Square Opening, 1999, Indian Mining and Engineering Journal, Bhuvaneswar. 33. Mining of Copper in Ancient India, J. Institution of Engineeres, (India), Calcutta. 34. Mining of Zinc in Ancient India, the Indian Mining & Engineering Journal, Bhubaneshwar 1999 Vol.36 No.8 pp Quantification of a stability improvement of a dump through biological reclamation. Int. JI. of Geotechnical and Geological Engineering, pp Vol. 18, Stability analysis of twin tunnels by finite element method Indian Journal of Engineering and Materials Sciences Vol. 7, April 2000, pp Safety and Productivity: Are they Mutually Exclusive? (2003), Coal Mining Technology and Management, IICM, Ranchi, India. 38. Numerical Modeling Study of Asymmetry in the induced stresses over coal mine pillars with advancement of goaf line, International Journal of Rock Mechanics and Mining Sciences, vol. 41, no. 5, pp , Roof convergences prediction with advancement of goaf line A Numerical Simulation, 2003, CIM bulletin, (communicated). 40. Simulation of Dolerite sill behaviour in the Underground Mining and Its effect on the Front Abutment Pressure Using 2-D non-linear Elasto-plastic FEM, Engineering Geology (Communicated). 41. Prediction of peak stress concentration (Front Abutment) near Longwall face using 2-Dimensional Finite Element Method, CIM Bulletin.

4 42. Effect of rectangularity on Compressive Strength of Coal Pillars, Indian Journal of Engineering & Material Sciences (NISCOM), Vol. 5, June 1998, pp Design of A Roadway in Jointed Rockmass to Improve Productivity, PJSPIM, Department of Mining Engineering, Banaras Hindu University, Jan. 1999, pp Numerical Simulation of Coal Pillar Strength, International Journal of Rock Mechanics and Mining Sciences, Volume 46, Issue 4, pp (2009). 45. Roof Support Design of an Underground Coal Mine A case study, Coal International. July/August (2006), pp Numerical modelling study of Asymmetry in the Induced stress over coal mine pillars with advancement of goaf line, International Journal of Rock Mechanics and Mining Sciences. Vol. No. 41 pp (2004). 47. Stability analysis of the proposed hybrid method of partial Extraction for underground coal mining, International Journal of Rock Mechanics and mining Sciences. (Communicated) 48. A generalized three dimensional failure criterion for rock and rockmass, International Journal of Rock Mechanics and mining Sciences. (Communicated) 49. Proposed hybrid method of partial extraction Journal of Scientific and industrial research, Journal of Scientific & Industrial Research. Vol 68, April 2009, pp Optimum design of rib pillars in a longwall mine A three dimensional numerical modelling, Journal of the Institute of Engineering. Vol 89, August 2009, pp Determination of Induced stress over the depillaring panel by Three dimensional Numerical Modelling, Journal of the Institute of Engineering. Vol 86, August 2006, pp Stability Evaluation of Partial Extracted Panel A Numerical Approach National Workshop on New Mining Methods, April, 2006, Bilaspur. 53. Three Dimensional Numerical Simulation for the Prediction of Subsidence, TAMSEM, IIT, 5-7 February,(2004), Kharagpur. 54. Biological stabilization of mine dumps: shear strength and numerical simulation approach with special reference to Sisam tree Environmental Earth Sciences, DOI: /s (2010). 55. Large Insitu Shear Test Box for Mine Waste Dump (with and without vegetation), International Journal of geoscience and Environment, (2010) accepted.

5 56. Prediction of maximum safe charge per delay in surface mining Mining Technology (Trans. Inst. Min. Metall. A) December 2005 Vol. 114 A Slope stability analysis of uttarkashi region, MCT Zone. Minetech, Vol. 28, No. 1, Jan. Mar, Application of Vetiver grass in slope stability, IM&EJ, Apl. 2007, pp Stability Analysis of Internal Mine Waste Dump by Numerical Simulation, IM&EJ(2009). 60. Role of vetiver grass in slope stability and erosion control National Seminar of Mining Technology and environmental issues, Udaipur-2006, pp effect of algae in controlling erosion. Minetech, Vol. 29, No. 2, April June. 62. Slope Stability analysis of two working stations Sainj and Bhatwari along the Bhagirathi valley by finite difference method. Mine Metal and Fuels (2007). 63. Study of P & S Wave Velocities in Chunar Sandstone, International Journal of Earth Sciences and Engineering, vol. 2, no. 6, Dec. 2009, pp A correlation between elastic properties of coal and seismic wave velocities vis-à-vis cleat density and its orientation, International Journal of Earth Sciences and Engineering, vol. 3, no. 4, Aug. 2010, pp

Effect of in-situ block size and rock properties on blast induced rock fragmentation in surface mines

Effect of in-situ block size and rock properties on blast induced rock fragmentation in surface mines Annexure-I PUBLICATIONS: S.No. Author(s) Year Title Complete Reference of Journal Rai P. Yang HS. And Choudhary B. S 0 Formation of Slot Cut for Creating Free Face in Solid Limestone Bench-A Case Study

More information

Strata control monitoring in a contiguous seam depillaring working

Strata control monitoring in a contiguous seam depillaring working Recent Advances in Rock Engineering (RARE 2016) Strata control monitoring in a contiguous seam depillaring working Sandeep K Sahoo, A Galav, B Behera, Sanjay K Sharma and GSP Singh Department of Mining

More information

Design of Support System and Stability Evaluation for Underground Workings of Gare Palma Coal Mine A Case Study

Design of Support System and Stability Evaluation for Underground Workings of Gare Palma Coal Mine A Case Study AMSE JOURNALS-AMSE IIETA publication-2017-series: Modelling C; Vol. 78; N 3; pp 303-315 Submitted Sept. 20, 2017; Revised Jan. 04, 2018; Accepted Jan. 05, 2018 Design of Support System and Stability Evaluation

More information

Finite difference modelling in underground coal mine roadway

Finite difference modelling in underground coal mine roadway University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2017 Finite difference modelling in underground coal mine roadway Ali Akbar Sahebi University

More information

1. Name: DR ARUN KUMAR SINGH

1. Name: DR ARUN KUMAR SINGH 1. Name: DR ARUN KUMAR SINGH 2. Date of Birth/Age: 45 Yrs. 3. Current Position and Address: Principal Scientist (with E-Mail & Phone No.) Thick Seam Mining & Strata Mechanics Deptt. Room No 17 (Main Building)

More information

Sl. No. Degree/ Year of University/ Subjects Certificate Passing Institute

Sl. No. Degree/ Year of University/ Subjects Certificate Passing Institute 1. Name: Sahendra Ram 2. Date of Birth: 18.10.1974 3. Current Position and Address: Sr. Technical Officer (with E-mail & Phone no.) Strata Mechanics Section, CSIR-Central Institute of Mining and Fuel Research,

More information

Optimum Size of Coal Pillar Dimensions Serving Mechanised Caving Longwall Face in a Thick Seam

Optimum Size of Coal Pillar Dimensions Serving Mechanised Caving Longwall Face in a Thick Seam University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2016 Optimum Size of Coal Pillar Dimensions Serving Mechanised Caving Longwall Face in

More information

SYLLABUS AND REFERENCES FOR THE STRATA CONTROL CERTIFICATE COAL MINING OPTION

SYLLABUS AND REFERENCES FOR THE STRATA CONTROL CERTIFICATE COAL MINING OPTION CHAMBER OF MINES OS SOUTH AFRICA SYLLABUS AND REFERENCES FOR THE STRATA CONTROL CERTIFICATE COAL MINING OPTION 1. PART 1 : THEORY 1.1 Basic principles of rock engineering 1.1.1 Terms, definitions and basic

More information

Geotechnical & Mining Engineering Services

Geotechnical & Mining Engineering Services Geotechnical & Mining Engineering Services Southwest Research Institute San Antonio, Texas A s an independent, nonprofit research and development organization, Southwest Research Institute (SwRI ) uses

More information

Numerical Study on an Applicable Underground Mining Method for Soft Extra-Thick Coal Seams in Thailand

Numerical Study on an Applicable Underground Mining Method for Soft Extra-Thick Coal Seams in Thailand Engineering, 2012, 4, 739-745 http://dx.doi.org/10.4236/eng.2012.411095 Published Online November 2012 (http://www.scirp.org/journal/eng) Numerical Study on an Applicable Underground Mining Method for

More information

1. Name: DR ARUN KUMAR SINGH. 2. Date of Birth/Age: 45 years

1. Name: DR ARUN KUMAR SINGH. 2. Date of Birth/Age: 45 years 1. Name: DR ARUN KUMAR SINGH 2. Date of Birth/Age: 45 years 3. Current Position and Address: Principal Scientist (with E-Mail & Phone No.) Strata Mechanics Section Room No 17 (Main Building) CSIR-CIMFR,

More information

Strong Weighting Events in Shallow Multi-seam Longwall Mining

Strong Weighting Events in Shallow Multi-seam Longwall Mining University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2018 Strong Weighting Events in Shallow Multi-seam Longwall Mining Weibing Zhu China

More information

STUDY OF STRATA MOVEMENT BASED UPON DEVELOPED ROOF FALL WARNING INDEX DURING FINAL EXTRACTIONS IN UNDERGROUND COAL MINING UNDER EASILY CAVABLE ROOF FORMATIONS Jena S K 1, Lokhande R D 2, Pradhan M 1 and

More information

ROCK MASS CHARACTERISATION IN ENGINEERING PRACTICE

ROCK MASS CHARACTERISATION IN ENGINEERING PRACTICE Paul MARINOS NTUA, School of Civil Engineering, 9 Iroon Polytechniou str., Athens, 157 80, Greece, e-mail : marinos@central.ntua.gr ROCK MASS CHARACTERISATION IN ENGINEERING PRACTICE 1. INTRODUCTION The

More information

List of Abstracts. Automation and Introduction of New Technologies in Blasting Operations (9)

List of Abstracts. Automation and Introduction of New Technologies in Blasting Operations (9) List of Abstracts Automation and Introduction of New Technologies in Blasting Operations (9) A review of dam foundation excavation techniques in China Building Accurate and Inexpensive Accelerometer-Based

More information

Research Article Rock Load Estimation in Development Galleries and Junctions for Underground Coal Mines: A CMRI-ISM Rock Mass Rating Approach

Research Article Rock Load Estimation in Development Galleries and Junctions for Underground Coal Mines: A CMRI-ISM Rock Mass Rating Approach Mining, Article ID 618719, 9 pages http://dx.doi.org/10.1155/2014/618719 Research Article Rock Load Estimation in Development Galleries and Junctions for Underground Coal Mines: A CMRI-ISM Rock Mass Rating

More information

D Computer Science and Engineering D

D Computer Science and Engineering D OPEN GEN CLOSE IIT Delhi D4110 4 109 D5216 66 217 Electrical D4111 80 299 Mechanical D4125 272 630 Electrical (Power) D4112 374 757 Mathematics and Computing D5254 357 786 Chemical D4107 725 1402 Production

More information

SOUTH AFRICAN NATIONAL INSTITUTE OF ROCK MECHANICS CHAMBER OF MINES OF SOUTH AFRICA CERTIFICATE IN ROCK MECHANICS PART 3-2 SOFT ROCK TABULAR MINING

SOUTH AFRICAN NATIONAL INSTITUTE OF ROCK MECHANICS CHAMBER OF MINES OF SOUTH AFRICA CERTIFICATE IN ROCK MECHANICS PART 3-2 SOFT ROCK TABULAR MINING SOUTH AFRICAN NATIONAL INSTITUTE OF ROCK MECHANICS CHAMBER OF MINES OF SOUTH AFRICA CERTIFICATE IN ROCK MECHANICS PART 3-2 SOFT ROCK TABULAR MINING SYLLABUS Copyright 2006 SANIRE CONTENTS PREAMBLE... 4

More information

Calculation of periodic roof weighting interval in longwall mining using finite element method

Calculation of periodic roof weighting interval in longwall mining using finite element method Calculation of periodic roof weighting interval in longwall mining using finite element method Navid Hosseini 1, Kamran Goshtasbi 2, Behdeen Oraee-Mirzamani 3 Abstract The state of periodic loading and

More information

Longwall Caving in Potash Mining Geomechanical Assessment of Damage and Barrier Integrity

Longwall Caving in Potash Mining Geomechanical Assessment of Damage and Barrier Integrity Longwall Caving in Potash Mining Geomechanical Assessment of Damage and Barrier Integrity Wolfgang Minkley, Christoph Lüdeling Institut für Gebirgsmechanik, Leipzig 50th ARMA Symposium, Houston 29 June

More information

Analysis of strata control monitoring in underground coal mine for apprehension of strata movement

Analysis of strata control monitoring in underground coal mine for apprehension of strata movement Recent Advances in Rock Engineering (RARE 2016) Analysis of strata control monitoring in underground coal mine for apprehension of strata movement SK Jena and Kuldip Prasad South Eastern Coalfields Limited

More information

Analysis of Controlling Parameters for Shear behavior of Rock Joints with FLAC3D

Analysis of Controlling Parameters for Shear behavior of Rock Joints with FLAC3D International Journal of Structural and Civil Engineering Research Vol. 5, No. 1, February 2016 Analysis of Controlling Parameters for Shear behavior of Rock Joints with FLAC3D Prasoon Tiwari and Hakan

More information

The Mine Geostress Testing Methods and Design

The Mine Geostress Testing Methods and Design Open Journal of Geology, 2014, 4, 622-626 Published Online December 2014 in SciRes. http://www.scirp.org/journal/ojg http://dx.doi.org/10.4236/ojg.2014.412046 The Mine Geostress Testing Methods and Design

More information

Mechanics of Rib Deformation at Moranbah North Mine - A Case Study

Mechanics of Rib Deformation at Moranbah North Mine - A Case Study University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2018 Mechanics of Rib Deformation at Moranbah North Mine - A Case Study Yvette Heritage

More information

DUMP SLOPE RATING FOR INDIAN COAL MINING

DUMP SLOPE RATING FOR INDIAN COAL MINING DUMP SLOPE RATING FOR INDIAN COAL MINING Rahul Sharma 1), Rajesh Rai 2) and B. K. Shrivastva 2) 1 Bharat Cocking Company Limited, Dhanbad, Jharkhand, India e-mail: rahul.min06@itbhu.ac.in, +919470597382

More information

Geoscientific Instrumentation in River Valley Projects

Geoscientific Instrumentation in River Valley Projects J. Ind. Geophys. Union ( July 2008 ) Vol.12, No.3, pp.141-147 Geoscientific Instrumentation in River Valley Projects G.C.Pargaien Energy Infratech Private Limited, 145-146, Udyog Vihar, Phase IV, Gurgaon

More information

IMPROVED UNDERGROUND MINING DESIGN METHOD FOR ESTONIAN OIL SHALE DEPOSIT IN LATVIAN IN LATVIAN

IMPROVED UNDERGROUND MINING DESIGN METHOD FOR ESTONIAN OIL SHALE DEPOSIT IN LATVIAN IN LATVIAN IMPROVED UNDERGROUND MINING DESIGN METHOD FOR ESTONIAN OIL SHALE DEPOSIT IN LATVIAN IN LATVIAN Jyri-Rivaldo Pastarus Tallinn University of Technology, Department of Mining 5 Ehitajate tee St, Tallinn,

More information

Numerical modelling for estimation of first weighting distance in longwall coal mining - A case study

Numerical modelling for estimation of first weighting distance in longwall coal mining - A case study University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2012 Numerical modelling for estimation of first weighting distance in longwall coal

More information

ON THE FACE STABILITY OF TUNNELS IN WEAK ROCKS

ON THE FACE STABILITY OF TUNNELS IN WEAK ROCKS 33 rd 33 Annual rd Annual General General Conference conference of the Canadian of the Canadian Society for Society Civil Engineering for Civil Engineering 33 e Congrès général annuel de la Société canadienne

More information

Stability Assessment of a Heavily Jointed Rock Slope using Limit Equilibrium and Finite Element Methods

Stability Assessment of a Heavily Jointed Rock Slope using Limit Equilibrium and Finite Element Methods Indian Geotechnical Conference 2017 GeoNEst 14-16 December 2017, IIT Guwahati, India Stability Assessment of a Heavily Jointed Rock Slope using Limit Equilibrium and Finite Element Methods Aswathi CK Amalesh

More information

Analysis of mining deformations based on PSInSAR technique case study of the Walbrzych coal mines (Poland)

Analysis of mining deformations based on PSInSAR technique case study of the Walbrzych coal mines (Poland) Analysis of mining deformations based on PSInSAR technique case study of the Walbrzych coal mines (Poland) Dr. Jan Blachowski, Dr. Wojciech Milczarek Faculty of Geoengineering, Mining and Geology, Wroclaw

More information

A BOOKLET ON. T Rangasamy, A R Leach and A P Cook. Facilitating safety and health research in the South African mining industry

A BOOKLET ON. T Rangasamy, A R Leach and A P Cook. Facilitating safety and health research in the South African mining industry A BOOKLET ON THE HYDRAULIC DESIGN OF COAL BARRIER PILLARS T Rangasamy, A R Leach and A P Cook Facilitating safety and health research in the South African mining industry A BOOKLET ON THE HYDRAULIC DESIGN

More information

An introduction to the Rock Mass index (RMi) and its applications

An introduction to the Rock Mass index (RMi) and its applications Reference: A. Palmström, www.rockmass.net An introduction to the Rock Mass index (RMi) and its applications by Arild Palmström, Ph.D. 1 Introduction Construction materials commonly used in civil engineering

More information

3-D numerical modelling of stresses around a longwall panel with top coal caving

3-D numerical modelling of stresses around a longwall panel with top coal caving 3-D numerical modelling of stresses around a longwall panel with top coal caving by N.E. Yasitli* and B. Unver* Synopsis There is a considerable amount of lignite reserve in the form of thick seams in

More information

Invited Lectures Delivered (Selected Only):

Invited Lectures Delivered (Selected Only): 1 Invited Lectures Delivered (Selected Only): Department of Chemistry, Indian Institute of Technology Bombay on April 11, 2016 National Symposium on Facets of Chemistry in Biology (FOCB-2016) held at St.

More information

Evaluation of induced vertical stress during depillaring in blasting gallery panel workings

Evaluation of induced vertical stress during depillaring in blasting gallery panel workings Satyanarayana and Budi International Journal of Geo-Engineering (2015) 6:2 DOI 10.1186/s40703-014-0002-z RESEARCH Open Access Evaluation of induced vertical stress during depillaring in blasting gallery

More information

Haulage Drift Stability Analysis- A Sensitivity Approach

Haulage Drift Stability Analysis- A Sensitivity Approach Haulage Drift Stability Analysis- A Sensitivity Approach W. Abdellah University of Assiut, Assiut, Egypt ABSTRACT Haulage drifts are the primary access to the mining blocks of an ore body in a multi-level

More information

Invited Lectures Delivered (Selected Only):

Invited Lectures Delivered (Selected Only): Invited Lectures Delivered (Selected Only): Academy s Lecture Workshop on Emerging Trends in Bioinorganic Chemistry sponsored by National Science Academies held on IIT Roorkee, Roorkee during March 8-10,

More information

Velammal Engineering College Department of Production Engineering

Velammal Engineering College Department of Production Engineering Velammal Engineering College Department of Production Engineering Name & Photo : Dr. P. JAWAHAR Designation: Qualification : Area of Specialization : Teaching Experience : Assistant Professor III & Head

More information

Application of a transversely isotropic brittle rock mass model in roof support design

Application of a transversely isotropic brittle rock mass model in roof support design University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2012 Application of a transversely isotropic brittle rock mass model in roof support

More information

The effect of discontinuities on stability of rock blocks in tunnel

The effect of discontinuities on stability of rock blocks in tunnel International Journal of the Physical Sciences Vol. 6(31), pp. 7132-7138, 30 November, 2011 Available online at http://www.academicjournals.org/ijps DOI: 10.5897/IJPS11.777 ISSN 1992-1950 2011 Academic

More information

GAMINGRE 8/1/ of 7

GAMINGRE 8/1/ of 7 FYE 09/30/92 JULY 92 0.00 254,550.00 0.00 0 0 0 0 0 0 0 0 0 254,550.00 0.00 0.00 0.00 0.00 254,550.00 AUG 10,616,710.31 5,299.95 845,656.83 84,565.68 61,084.86 23,480.82 339,734.73 135,893.89 67,946.95

More information

Successful Construction of a Complex 3D Excavation Using 2D and 3D Modelling

Successful Construction of a Complex 3D Excavation Using 2D and 3D Modelling University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2015 Successful Construction of a Complex 3D Excavation Using 2D and 3D Modelling Yvette

More information

A analytical model for cover stress reestablishment. caving mining. by W. Wang*, T. Jiang*, Z. Wang*, and M. Ren*

A analytical model for cover stress reestablishment. caving mining. by W. Wang*, T. Jiang*, Z. Wang*, and M. Ren* http://dx.doi.org/10.17159/2411-9717/2017/v117n7a9 A analytical model for cover stress reestablishment in the goaf after longwall caving mining by W. Wang*, T. Jiang*, Z. Wang*, and M. Ren* Cover stress

More information

July, International SWAT Conference & Workshops

July, International SWAT Conference & Workshops July, 212 212 International SWAT Conference & Workshops Hydrological Modelling of Kosi and Gandak Basins using SWAT Model S. Dutta, Pritam Biswas, Sangita Devi, Suresh A Karth and Bimlesh kumar, Ganga

More information

Influence of the undercut height on the behaviour of pillars at the extraction level in block and panel caving operations

Influence of the undercut height on the behaviour of pillars at the extraction level in block and panel caving operations Caving 2018 Y Potvin and J Jakubec (eds) 2018 Australian Centre for Geomechanics, Perth, ISBN 978-0-9924810-9-4 https://papers.acg.uwa.edu.au/p/1815_24_alvarez/ Influence of the undercut height on the

More information

Further Research into Methods of Analysing the October 2000 Stability of Deep Open Pit Mines EXECUTIVE SUMMARY

Further Research into Methods of Analysing the October 2000 Stability of Deep Open Pit Mines EXECUTIVE SUMMARY EXECUTIVE SUMMARY This report presents the results of a program of further research into the use of a combined approach of numerical and centrifuge modeling in assessing the stability of deep open pit

More information

ISMS Paper No Influence of weak planes on rockburst occurrence. Amin Manouchehrian, Ming Cai *

ISMS Paper No Influence of weak planes on rockburst occurrence. Amin Manouchehrian, Ming Cai * Paper No. 176 ISMS 2016 Influence of weak planes on rockburst occurrence Amin Manouchehrian, Ming Cai * Bharti School of Engineering, Laurentian University, Sudbury, Canada, P3E 2C6 MIRARCO, Laurentian

More information

GROUND RESPONSE AND SUPPORT MEASURES FOR PIR PANJAL TUNNEL IN THE HIMALAYAS

GROUND RESPONSE AND SUPPORT MEASURES FOR PIR PANJAL TUNNEL IN THE HIMALAYAS Ground IGC 2009, Response Guntur, and INDIA Support Measures for Pir Panjal Tunnel in the Himalayas GROUND RESPONSE AND SUPPORT MEASURES FOR PIR PANJAL TUNNEL IN THE HIMALAYAS K.S. Rao Professor, Department

More information

EOSC433: Geotechnical Engineering Practice & Design

EOSC433: Geotechnical Engineering Practice & Design EOSC433: Geotechnical Engineering Practice & Design Lecture 1: Introduction 1 of 31 Dr. Erik Eberhardt EOSC 433 (Term 2, 2005/06) Overview This course will examine different principles, approaches, and

More information

ENGINEERING EVALUATION OF THE STANLEY MINE ADVENTURE PARK AREA CLEAR CREEK COUNTY, COLORADO. Prepared for:

ENGINEERING EVALUATION OF THE STANLEY MINE ADVENTURE PARK AREA CLEAR CREEK COUNTY, COLORADO. Prepared for: braun Braun Consulting Engineers ENGINEERING EVALUATION OF THE STANLEY MINE ADVENTURE PARK AREA CLEAR CREEK COUNTY, COLORADO Prepared for: STANLEY MINES ADENTURE PARK 3375 W. POWERS CIRCLE LITTLETON, COLORADO

More information

Moglicë HPP - Albania. Jorge Terron

Moglicë HPP - Albania. Jorge Terron Moglicë HPP - Albania Jorge Terron DEVOLL MOGLICË PROJECT Background Location Project Summary Sweco duties Plant overview Geology Cavern complex Layout Site investigations Rock mass characterization Geology

More information

Stability Analysis of Hongsa Coal Mine s Pit Walls, Xaignabouli Province, Laos PDR. Thanachot Harnpa* Dr.Schradh Saenton**

Stability Analysis of Hongsa Coal Mine s Pit Walls, Xaignabouli Province, Laos PDR. Thanachot Harnpa* Dr.Schradh Saenton** IPMO3-1 Stability Analysis of Hongsa Coal Mine s Pit Walls, Xaignabouli Province, Laos PDR Thanachot Harnpa* Dr.Schradh Saenton** ABSTRACT The slope stability analysis is an important requirement for routine

More information

World Journal of Engineering Research and Technology WJERT

World Journal of Engineering Research and Technology WJERT wjert, 2018, Vol. 4, Issue 1, 341-348. Original Article ISSN 2454-695X Golder et al. WJERT www.wjert.org SJIF Impact Factor: 4.326 GEOTECHNICAL INVESTIGATION OF DRAGLINE DUMP OF JAYANT OPEN CAST MINES

More information

A new predictor for ground vibration prediction and its comparison with other predictors

A new predictor for ground vibration prediction and its comparison with other predictors Indian Journal of Engineering & Materials Sciences Vol. 11, June 2004, pp. 178-184 A new predictor for ground vibration prediction and its comparison with other predictors Rajesh Rai a & T N Singh b a

More information

Carborough Downs LW 4 Salvage Roof Fall and Recovery. February 2014

Carborough Downs LW 4 Salvage Roof Fall and Recovery. February 2014 Carborough Downs LW 4 Salvage Roof Fall and Recovery February 2014 Introduction 1) Mine Plan 2) Time Line 3) Roof Fall potential mechanism 4) Fall Recovery and Salvage Mine Plan LW4 salvage face and location

More information

ROCKMA Digital Strata Mapping Based on Drill Monitoring. Presentation by Warwick Smyth GeoConsult BBUGS & BOHUGS 2014

ROCKMA Digital Strata Mapping Based on Drill Monitoring. Presentation by Warwick Smyth GeoConsult BBUGS & BOHUGS 2014 ROCKMA Digital Strata Mapping Based on Drill Monitoring Presentation by Warwick Smyth GeoConsult BBUGS & BOHUGS 2014 Brief Introduction - GeoConsult 1. GeoConsult is a geological and laboratory services

More information

Experimental investigation into stress-relief characteristics with upward large height and upward mining under hard thick roof

Experimental investigation into stress-relief characteristics with upward large height and upward mining under hard thick roof Int J Coal Sci Technol (2015) 2(1):91 96 DOI 10.1007/s40789-015-0066-1 Experimental investigation into stress-relief characteristics with upward large height and upward mining under hard thick roof Ke

More information

Appin Colliery - Longwall 705

Appin Colliery - Longwall 705 REPORT: END OF PANEL SUBSIDENCE MONITORING REPORT BHP BILLITON ILLAWARRA COAL: Appin Colliery - Longwall 705 End of Panel Subsidence Monitoring Report for Appin Longwall 705 MSEC JUNE 2014 REPORT NUMBER:

More information

b Blackwell Science Environmental Geology PRINCIPLES AND PRACTICE

b Blackwell Science Environmental Geology PRINCIPLES AND PRACTICE Environmental Geology PRINCIPLES AND PRACTICE Fred G. Bell Department of Geology and Applied Geology University of Natal, Durban, South Africa b Blackwell Science Preface, ix 1 Introduction, 1 1.1 Planning

More information

SYLLABUS AND REFERENCES FOR THE STRATA CONTROL CERTIFICATE. METALLIFEROUS MINING OPTION Updated November 1998

SYLLABUS AND REFERENCES FOR THE STRATA CONTROL CERTIFICATE. METALLIFEROUS MINING OPTION Updated November 1998 CHAMBER OF MINES OF SOUTH AFRICA SYLLABUS AND REFERENCES FOR THE STRATA CONTROL CERTIFICATE METALLIFEROUS MINING OPTION Updated November 1998 1 PART 1 : THEORY 1.1 Basic principles of rock engineering

More information

Mining-Caused Activation of Fault

Mining-Caused Activation of Fault Discrete Dynamics in Nature and Society, 2002 VoL. 7 (3), pp. 151-155 Taylor & Francis Taylor & Francis Group Numerical Simulation of Fractal Interface Effect of Mining-Caused Activation of Fault YU GUANGMINGa

More information

Rock mechanics related to mining: challenges and opportunities

Rock mechanics related to mining: challenges and opportunities Rock mechanics related to mining: challenges and opportunities Zong-Xian Zhang April 26, 2018 Zhang ZX, University of Oulu 1 Two missions of rock mechanics in mining engineering Destroy rock efficiently

More information

WHEN IS IT EVER GOING TO RAIN? Table of Average Annual Rainfall and Rainfall For Selected Arizona Cities

WHEN IS IT EVER GOING TO RAIN? Table of Average Annual Rainfall and Rainfall For Selected Arizona Cities WHEN IS IT EVER GOING TO RAIN? Table of Average Annual Rainfall and 2001-2002 Rainfall For Selected Arizona Cities Phoenix Tucson Flagstaff Avg. 2001-2002 Avg. 2001-2002 Avg. 2001-2002 October 0.7 0.0

More information

Prediction of subsoil subsidence caused by opencast mining

Prediction of subsoil subsidence caused by opencast mining Land Subsidence (Proceedings of the Fifth International Symposium on Land Subsidence, The Hague, October 1995). IAHS Publ. no. 234, 1995. 167 Prediction of subsoil subsidence caused by opencast mining

More information

Overburden Failure and Ground Pressure Behaviour of Longwall Top Coal Caving in Hard Multi-layered Roof

Overburden Failure and Ground Pressure Behaviour of Longwall Top Coal Caving in Hard Multi-layered Roof 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Article Overburden Failure and Ground Pressure Behaviour of Longwall Top Coal Caving in Hard Multi-layered Roof Zhijie Zhu 1*,

More information

Seismic analysis of horseshoe tunnels under dynamic loads due to earthquakes

Seismic analysis of horseshoe tunnels under dynamic loads due to earthquakes University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2010 Seismic analysis of horseshoe tunnels under dynamic loads due to earthquakes Navid

More information

BLOCK SIZE AND BLOCK SIZE DISTRIBUTION

BLOCK SIZE AND BLOCK SIZE DISTRIBUTION Paper presented at the Workshop on "Reliablity of classification systems" in connection with the GeoEng000 conference, Melbourne, 8 November 000 BLOCK SIZE AND BLOCK SIZE DISTRIBUTION by Arild Palmström,

More information

Design considerations for pillar systems in deep mines. Tobias Ladinig Hannes Blaha Horst Wagner

Design considerations for pillar systems in deep mines. Tobias Ladinig Hannes Blaha Horst Wagner Design considerations for pillar systems in deep mines Tobias Ladinig Hannes Blaha Horst Wagner Content Role of pillars in mining Stope pillar loading approaches Pillar design Pillars in deep open-stoping

More information

Research on Coal Pillar Width in Roadway Driving Along Goaf Based on The Stability of Key Block

Research on Coal Pillar Width in Roadway Driving Along Goaf Based on The Stability of Key Block Copyright 2015 Tech Science Press CMC, vol.48, no.2, pp.77-90, 2015 Research on Coal Pillar Width in Roadway Driving Along Goaf Based on The Stability of Key Block Zhengzheng Cao 1, Yuejin Zhou 1,2 Abstract:

More information

Protection of thermal springs in a region of brown-coal opencast mining

Protection of thermal springs in a region of brown-coal opencast mining Future Groundwater Resources at Risk (Proceedings of the Helsinki Conference, June 1994). IAHS Publ. no. 222, 1994. 97 Protection of thermal springs in a region of brown-coal opencast mining J. SKOREPOVÂ

More information

Module 9 : Foundation on rocks. Content

Module 9 : Foundation on rocks. Content FOUNDATION ON ROCKS Content 9.1 INTRODUCTION 9.2 FOUNDATION TYPES ON ROCKS 9.3 BEARING CAPCITY- SHALLOW FOUNDATION 9.3.1 Ultimate bearing capacity 9.3.2 Safe bearing pressure 9.3.3 Estimation of bearing

More information

Introduction and Background

Introduction and Background Introduction and Background Itasca Consulting Group, Inc. (Itasca) has been participating in the geomechanical design of the underground 118-Zone at the Capstone Minto Mine (Minto) in the Yukon, in northwestern

More information

COMPARING THE RMR, Q, AND RMi CLASSIFICATION SYSTEMS

COMPARING THE RMR, Q, AND RMi CLASSIFICATION SYSTEMS COMPARING THE RMR, Q, AND RMi CLASSIFICATION SYSTEMS PART 2: CORRELATIONS OF THE THREE SYSTEMS by Arild Palmström, Ph.D. RockMass AS, Oslo, Norway In Part 1, it was shown how the input parameters to the

More information

Forensic analysis of a rock burst event at the Kiirunavaara Mine results and implications for the future

Forensic analysis of a rock burst event at the Kiirunavaara Mine results and implications for the future Forensic analysis of a rock burst event at the Kiirunavaara Mine results and implications for the future Jonny Sjöberg Christina Dahnér Lars Malmgren Fredrik Perman VATTENFALL POWER CONSULTANT Kiirunavaara

More information

CHAPTER 8 SUMMARY, CONCLUSIONS AND RECOMMENDATIONS

CHAPTER 8 SUMMARY, CONCLUSIONS AND RECOMMENDATIONS CHAPTER 8 SUMMARY, CONCLUSIONS AND RECOMMENDATIONS 8.1 SUMMARY This thesis aimed to investigate the mechanisms behind valley closure and upsidence over unmined coal and old longwall panels using UDEC.

More information

DEPILLARING DEPILLARING OF THE ANJAN HILL 0 SEAM WORKINGS

DEPILLARING DEPILLARING OF THE ANJAN HILL 0 SEAM WORKINGS DEPILLARING DEPILLARING OF THE ANJAN HILL 0 SEAM WORKINGS Jaco J. van Vuuren Gerald Webster Gordon M c Cormack Sri N. Kumar R M T R M T Mechanised Depillaring Successful Mechanised Depillaring (stooping;

More information

STRESSES AROUND UNDERGROUND OPENINGS CONTENTS

STRESSES AROUND UNDERGROUND OPENINGS CONTENTS STRESSES AROUND UNDERGROUND OPENINGS CONTENTS 6.1 Introduction 6. Stresses Around Underground Opening 6.3 Circular Hole in an Elasto-Plastic Infinite Medium Under Hdrostatic Loading 6.4 Plastic Behaviour

More information

Compressive strength and tensile strength of rocks at sub-zero temperature

Compressive strength and tensile strength of rocks at sub-zero temperature Indian Journal of Engineering & Materials Sciences Vol. 5, February 1998, pp.43-48 Compressive strength and tensile strength of rocks at sub-zero R D Dwivedi, P K Singh, TN Singh & D P Singh Centre of

More information

Minimisation of Surface Mining Costs using Artificial Neural Network

Minimisation of Surface Mining Costs using Artificial Neural Network Minimisation of Surface Mining Costs using Artificial Neural Network P. Y. Dhekne 1, Nawal Kishore 2, and Romil Mishra 1 1 Faculty, Department of Mining Engineering, National Institute of Technology, Raipur,

More information

Experimental research on overlying strata movement and fracture evolution in pillarless stress-relief mining

Experimental research on overlying strata movement and fracture evolution in pillarless stress-relief mining Int J Coal Sci Technol (2015) 2(1):38 45 DOI 10.1007/s40789-015-0067-0 Experimental research on overlying strata movement and fracture evolution in pillarless stress-relief mining Junhua Xue 1 Hanpeng

More information

In situ fracturing mechanics stress measurements to improve underground quarry stability analyses

In situ fracturing mechanics stress measurements to improve underground quarry stability analyses In situ fracturing mechanics stress measurements to improve underground quarry stability analyses Anna M. Ferrero, Maria R. Migliazza, Andrea Segalini University of Parma, Italy Gian P. Giani University

More information

ROCKENG09: Proceedings of the 3rd CANUS Rock Mechanics Symposium, Toronto, May 2009 (Ed: M.Diederichs and G. Grasselli)

ROCKENG09: Proceedings of the 3rd CANUS Rock Mechanics Symposium, Toronto, May 2009 (Ed: M.Diederichs and G. Grasselli) Numerical Modeling of Shear Stress and Displacement Reversals as a Pit Floor Passes a High Wall and Implications for Progressive Shear Strength Degradation Navid Bahrani Geomechanics Research Centre, MIRARCO

More information

31st International Conference on Ground Control in Mining

31st International Conference on Ground Control in Mining Applications of Microseismic Monitoring in China s Underground Coal Mines Xiangxi Wu, Wu, Geophysical X. Analyst Mining Hosseini, and Geo-Tech Z. Esg Liu, Solutions C. Kingston, Trifu, Canada C. Chao Liu,

More information

Some Aspects on the Design of Near Surface. Tunnels - Theory and Practice. Thomas Marcher¹, Taner Aydogmus²

Some Aspects on the Design of Near Surface. Tunnels - Theory and Practice. Thomas Marcher¹, Taner Aydogmus² Mitteilungen für Ingenieurgeologie und Geomechanik Band 10 6 th Colloquium Rock Mechanics Theory and Practice p. 179-188 Wien 2013 Some Aspects on the Design of Near Surface Tunnels - Theory and Practice

More information

ITASCA Consulting Canada Inc.

ITASCA Consulting Canada Inc. Forward Thinking Engineering World leaders in geomechanics, hydrogeology and microseismicity. Solving problems for clients in the mining industry. Itasca offers advanced, first-hand knowledge of mining

More information

The Impacts of Mine Subsidence on Creeks, River Valleys and Gorges Due to Underground Coal Mining Operations

The Impacts of Mine Subsidence on Creeks, River Valleys and Gorges Due to Underground Coal Mining Operations University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 23 The Impacts of Mine Subsidence on Creeks, River Valleys and Gorges Due to Underground

More information

Database for Scientists: Dr. Prabhat Kumar Mandal

Database for Scientists: Dr. Prabhat Kumar Mandal Database for Scientists: Dr. Prabhat Kumar Mandal 1) Name : Dr. Prabhat Kumar Mandal 2) ID No. : Internal ID: 501, ERP ID: 9D34 3) Name of the Research Group : Mining Methods and Design Simulation 4) Date

More information

16. Mining-induced surface subsidence

16. Mining-induced surface subsidence 16. Mining-induced surface subsidence 16.1 Types and effects of mining-induced subsidence Subsidence - Lowering of the ground surface following underground extraction of an orebody. - Types: continuous

More information

INFLUENCE OF SHALLOW MINE-WORKINGS ON CRACK FAILURE OF OVERBURDEN STRATA. 1. Introduction. 2. General situation. Yu Xueyi*, Huang Senlin*

INFLUENCE OF SHALLOW MINE-WORKINGS ON CRACK FAILURE OF OVERBURDEN STRATA. 1. Introduction. 2. General situation. Yu Xueyi*, Huang Senlin* Górnictwo i Geoinżynieria Rok 9 Zeszyt 3/ 005 Yu Xueyi*, Huang Senlin* INFLUENCE OF SHALLOW INE-WORKINGS ON CRACK FAILURE OF OVERBURDEN STRATA. Introduction The exploitation of Shendong coalfield causes

More information

Background. Valley fills Sites in the Area. Construction over Mine Spoil Fills

Background. Valley fills Sites in the Area. Construction over Mine Spoil Fills Construction over Mine Spoil Fills Wayne A. Karem, PhD, PE, PG, D.GE 2014 KSPE Annual Conference Background Strip mining; mountaintop and contour mining Creates huge quantities of mine spoil The mine spoil

More information

Effect of Stemming to Burden Ratio and Powder Factor on Blast Induced Rock Fragmentation A Case Study

Effect of Stemming to Burden Ratio and Powder Factor on Blast Induced Rock Fragmentation A Case Study IOP Conference Series: Materials Science and Engineering PAPER OPEN ACCESS Effect of Stemming to Burden Ratio and Powder Factor on Blast Induced Rock Fragmentation A Case Study To cite this article: Sandeep

More information

Joint Structure and Coal Strength as Controls on Rib Stability

Joint Structure and Coal Strength as Controls on Rib Stability University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2006 Joint Structure and Coal Strength as Controls on Rib Stability Ross W. Seedsman

More information

ISO Lead Auditor Lean Six Sigma PMP Business Process Improvement Enterprise Risk Management IT Sales Training

ISO Lead Auditor Lean Six Sigma PMP Business Process Improvement Enterprise Risk Management IT Sales Training Training Calendar 2014 Public s (ISO LSS PMP BPI ERM IT Sales Training) www.excelledia.com (ISO, LSS, PMP, BPI, ERM, IT, Sales Public s) 1 Schedule Registration JANUARY FEBRUARY 2 days 26 JAN 27 JAN 3

More information

Dynamic Rock Failures Due to High Stress at Shallow Depth

Dynamic Rock Failures Due to High Stress at Shallow Depth Deep Mining 07 Y. Potvin (ed) 2007 Australian Centre for Geomechanics, Perth, ISBN 978-0-9804185-2-1 https://papers.acg.uwa.edu.au/p/711_13_stacey/ T.R. Stacey University of the Witwatersrand, South Africa

More information

University of Colorado, Dept. of Civil Engineering Boulder CO

University of Colorado, Dept. of Civil Engineering Boulder CO EFFECT OF GEOLOGY ON UPLIFT AND DAM STABILITY B. Amadei, C. Dialer, C. chinnaswarny T. Illangasekare University of Colorado, Dept. of Civil Engineering Boulder CO 80309-0428 INTRODUCTION Geology and water

More information

Advanced numerical modelling methods of rock bolt performance in underground mines

Advanced numerical modelling methods of rock bolt performance in underground mines University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2010 Advanced numerical modelling methods of rock bolt performance in underground mines

More information

The effect of installation angle of rock bolts on the stability of rock slopes

The effect of installation angle of rock bolts on the stability of rock slopes Journal of Novel Applied Sciences Available online at www.jnasci.org 2015 JNAS Journal-2015-4-1/67-71 ISSN 2322-5149 2015 JNAS The effect of installation angle of rock on the stability of rock slopes Mehran

More information

Geotechnical Engineering and Dams

Geotechnical Engineering and Dams Geotechnical Engineering and Dams Solving Geotechnical Challenges for Hydropower and Water Resources Projects Geological and geotechnical challenges are often very demanding when planning hydraulic structures.

More information

Geotechnical roof classification for an underground coal mine from borehole data

Geotechnical roof classification for an underground coal mine from borehole data University of Wollongong Research Online Coal Operators' Conference Faculty of Engineering and Information Sciences 2013 Geotechnical roof classification for an underground coal mine from borehole data

More information