Site characterisation practice : proceedings of the International Conference on Rock Engineering Techniques for Site Characterisation, Bangalore, India, December 6-8, 1999

Suzanne Lacasse and Farrokh NadimV. Kumar and D. ChandraV.S. Brahmabhatt and M.T. Soni and H.D. Vakil and K.D. MudholkarRajbal Singh and A.K. DhawanA.P. Siva KumarAmel RejebB.K. Saha and A.K. Ghosh and V. Ramakrishna and S. Govindan and J.M. ShirkeRajbal Singh and V.K. Kapoor and A.K. DhawanV. Venkateswaralu and C. Nagaraj and G. Doraiswamy Raju and C.D. ReddyJ. RanasooriyaS.V. MaratheB.K. Saha and S. Govindan and J.M. ShirkeG. Barla and S. BorgnaB.K. Mittal and K.K.M. Menon and A.K. PalYogendra Deva and K.S. Jamwal and A. Mehrotra and Prabhas PandePrabhas PandeS. Sengupta and D. Joseph and Abir Kar and C. NagrajEystein GrimstadRadhe Krishna and Benjamin Mapani and Bert De Waele and Mutale William ChandaO.D. Mande and S.P.S. Chauhan and J. ChandrashekharV.V.R. Prasad and R.D. Dwivedi and A.K. DubeV.K. Sharma and A.K. Chadha and J. Chaubey and A.K. PandeyThomas Dickmann and Ratan K. AwasthiBimlendu B. Bhattacharya and U.S. Roy and Shalivahan and R.K. SinharayP.K. Gupta and R.K.S. ChouhanJ.M. Kate and C.S. GokhaleShalivahan and B.B. Bhattacharya and R.K. SinharayThomas Dickmann and Rata K. AwasthiRana Sanjay and Rishi Rajeev and Robillard ClaudeM.V.M.S. RaoS.S. Brar and Alex Verghese and K. VenkatachalamH. Westerdahl and F.N. KongN. Lakshmi Narayana and A.K. Singh and D.P. Das and M.N. HaqueS.S. Brar and S.L. Gupta and Rajesh Khanna and K. VenkatachalamPrakash C. Jha and V.R. Balasubramaniam and Y.V. SivaramC. Sivakumar and C. Srinivasan and S.K. Arora and S. BenadyAxel MakuratT.N. Singh and V.K. SinghG.M. Nagaraja Rao and C.R.L. MurthyY. Babu Rao and R. Vishwanatham and S. Rama Krishnaiah and P. John VictorR.D. Dwivedi and R.K. Goel and A.K. DubeY. Inada and N. Kinoshita and Y. Kohmura and M. TakataM.N. BagdeU.N. SinhaHassan Abdullah and A.K. Dhawan and A. BandyopadhyayV.S. Brahmabhatt and M.T. Soni and V.R. StampawalaK. Shivakumar and M. Victor and S. Udaya KumarMohan Prasad and L. Prasad and A. SinhaRajeev Kumar and A.K. DhawanSukumar Saha and R.K. Panigrahi and O.P. YadavSridevi Jade and Thallak G. SitharamG. Banerjee and A. Kushwaha and A.K. Ray and K.P. Yadava and P.R. SheoreyJohn Loui P. and K.U.M. RaoR. Venugopala Rao and Sripad Naik and M.N. ReddyP. Sharma and J.C.W. FowlerC. Prabhakar Rao and B. Veera ReddyS. Jayanathu and A. Srinivas and C.D. Reddy and R.N. GuptaB. Kishan RaoR.Y. Reddy and A. Manohar Rao and N. Sudhakar RaoS.N. Choudhary and A.K. PrasadD.N. SharmaDebasis DebN. Prabhakar Rao and V. Vinod KumarR.K. Chechani and S.N. Sahay and S. Chakrabarti and T.K. NagDebasis DebS.N. Choudhary and A.K. PrasadD.M. Surana and D.V. Talwar and Vivek SinghRajinder Bhasin and Audun Hauge and Magne Dorheim and Jorgen MogerS.K. Shrivastava and R.K. SinghP.K. Rajmeny and B.K.P. SinhaKishor Kumar and R.K. Panigrahi and O.P. YadavNarendra Kumar and R.K. PalB.D. Baliga and SudheerV.U. Koundanya and A.N. MohammedS.N. Huddar and V.J. Wagh and T.D. TandleO.D. Mande and S.P.S. Chauhan and K.K. DeyM. RajuR.K. Dubey and R. Nath and V.K. GairolaA. Santha Ram and Tapan BiswasA. Rajan Babu and D.S. SubrahmanyamG.R. Adhikari and R. Balachander and A.I. Theresraj and R.N. GuptaH.S. Venkatesh and G.V. Narasimha RaoY.V. Rao and Harsha Vardhan and M. ArunaA.K. Ghose

Preface	p. v
Foreword	p. vii
International Organising Committee	p. ix
Section 1 Modern investigation Techniques for Site Characterisation
Risk analysis in geo-engineering	p. 1
Measurement of Rock Mass Deformation Using TDR and OTDR Techniques	p. 17
Effect of Asperity on Shear Strength of Jointed Rocks -- A Case Study	p. 23
Experience of Deformability Measurement Using Goodman Jack	p. 29
Physico-mechanical Properties of Rocks -- A Tool in the Evaluation of the Rock Characterisation and Categorisation: A Case Study	p. 37
Mechanical Characterisation of the Argillaceous Tournemire Site (France)	p. 45
Assessment of Deformability and in-situ Stresses in Deccan Trap Rock Masses	p. 51
Interpretation of Stresses by Hydraulic Fracturing	p. 57
Rock Mechanics Instrumentation for Ground Stability Evaluation -- Some Case Studies	p. 65
Corrosion of Friction Rock Stabilisers -- Experience from Western Australia	p. 75
Limitations of R.M.R. Based Geomechanical Classification	p. 81
Investigations on Weak Rock Masses at Canal Sites	p. 89
Section 2 Site Characterisation Applications in Tunnelling and Excavation
Tunnelling in Squeezing Rock Conditions	p. 97
Distress in the Cavern of Sardar Sarovar Power House and Remedial Measures	p. 109
Tunnelling through Glided Rock Mass -- A Case Study from JandK Himalaya, India	p. 117
Tunelling through Lower Siwalik Rocks -- A Case Study from Ranjit Sagar Dam Project, Punjab	p. 123
Recommendation of Support at the Pressure Tunnel of Dulhasti Hydroelectric Project, Jammu and Kashmir, India on the Basis of Hydrofrac Test -- A Case Study	p. 129
Experiences from Excavation under High Rock Stress in the 24.5 km Long Laerdal Tunnel	p. 135
Geotechnical Studies of Spillway at Kafue Gorge Dam: A Case Study	p. 147
Advancements in Design and Construction of Underground Powerhouse Caverns	p. 153
Determination of Rock Pressure for Underground Powerhouse of Tehri Dam Project	p. 159
Geological and Constructional Considerations for Surge Shaft	p. 163
Section 3 Geophysical Methods in Site Characterisation
Probing Ahead of Tunnels	p. 171
Determination of Mechanical Strength of Formations Using Geophysical Well Logging Techniques	p. 177
Genetic Characterisation of Voids and Water-Logged Areas in Coal Mines	p. 183
Seismic Wave Velocities in Sedimentary Rocks	p. 189
Influence of Layer Parameters on Resistivity Sounding Data: A Model Study Using VFSA Inversion Technique	p. 197
The Tunnel Seismic Prediction Method and its Impact on Logistic Optimisation in Tunnelling	p. 203
The Use of Seismic Refraction and Ground Penetrating Radar for a Bauxite Mine Rippability Study in India	p. 209
Microseismic Monitoring and Its Applications in Engineering Rock Mechanics: A Review of Recent Developments	p. 217
Geophysical Investigations of Purulia Pumped Storage Project	p. 225
Merits and Potential of Georadar as a Subsurface Investigation Tool -- Experience at NGI during the Past Ten Years	p. 233
Developments in Radiowave Absorption Technique (RAT) in Geomapping	p. 241
Characterisation of Ganwi Dam Project (HP) by Geotechnical Methods	p. 249
Site Characterisation for Location of Oil Storage Tanks: A Case Study	p. 255
Application of Microseismic Technique for Ground Stability Assessment	p. 263
Section 4 Laboratory Testing Methods
Laboratory Experiments of Fracture Flow and Fracture Cross Flow	p. 271
Effect of Joint Orientation and Confining Stress on Shear Behaviour of Rock	p. 285
Acoustic Emission Monitoring and Ultrasonic C-Scan Imaging of Microcrack Damage due to Thermal Exposure	p. 291
Role of Chemical Properties of Rock Samples in Site Characterisation	p. 297
Laboratory Study for Fracture Toughness of Rocks under Sub-zero Temperature Conditions	p. 305
Thermal Behaviour of Rock Mass Around Openings Subjected to Thermal Hysteresis due to Storage at Low Temperature Materials	p. 313
An Investigation into Porous Properties of Metamorphic Schistose Rocks by Mercury Porosimetry Test	p. 319
Influence of Thickness of Gouge in Discontinuous Rock Mass Simulated to Field Condition	p. 325
Point Load Strength Index and Uniaxial Compressive Strength	p. 333
Evaluating Pull-out Capacity of Anchors Installed in Stilling Basin Bay No. 3 of Sardar Sarovar Project, Gujarat	p. 341
Development of a Simplified Shear Box Combined with MTS Machine	p. 347
Section 5 Numerical Modelling Applications
Evaluation of Stability of 7th Level Crown and Auxiliary Shaft Pillars by Numerical and Observational Approaches at Mochia Mine, HZL	p. 357
Wedge Analysis of Underground Powerhouse	p. 363
Effect of Initial Stress on Finite Soil Layer Under Strip Load	p. 369
Finite Element Modelling of Jointed Rock Mass	p. 375
Application of Numerical Modelling to Study the Behaviour of Caved Goaf at Longwall Workings	p. 381
Prediction of Drag Cutting Force Using Finite Element Simulation	p. 389
Stress Analysis and Design of Support System for Underground Powerhouse Using Discontinum Modeling	p. 397
Section 6 Some Typical Problems with Site Characterisation in Coal Mines
Longwall Mining under Massive Conglomerate Roof: Case Studies of Australian Underground Coal Mines	p. 405
Strata Behaviour with Immediate Forward Support--A Case Study	p. 413
Rockmass Characterisation for Understanding Caveability and Support Requirements in Longwall and Pillar Extraction Practices	p. 421
Case Study of Geo-Technical Problems in BG Panels of GDK-8 Mine SCCL	p. 427
Supporting the Roof of Longwall Gate Roads Developed in Thick Seams, Thick Seams Containing Clay/Shale by Cable Bolting: A Case Study Involving Controlling Geo-Technical Problems	p. 435
Unique Support System of Roadways through Highly Disturbed Rockmass of U/G Deep Mine of Chasnalla Colliery of IISCO (SAIL)	p. 441
An Appraisal of Geo-Engineering Conditions while Working Longwall Panel under Goaf of Mined Out Longwall Panel -- A Case Study from Singareni Collieries	p. 447
Effect of Weak Floor Strata on Ground Control at Longwall Face	p. 455
Working of Mechanised Longwall Face Vertically Above and Below Goaves (A Case Study of JK5 Incline, S.C.C.L)	p. 461
Application of Roof Bolting in Bord and Pillar Coal Mines for Double-sided Slicing of Pillars -- A Case Study	p. 469
Improvements of Longwall Operation Using Real-Time Shield Pressure Monitoring	p. 475
Design and Application of Detachable Roof Bolts Support in New Method of Extraction of Thick and Steep Coal Seam at Chasnalla	p. 483
Geotechnical Investigation for a High Wall Failure in a Lignite Mine	p. 491
Section 7 Miscellaneous Case Studies
Engineering Geological Investigation for the Northernmost LNG Project in the World	p. 499
Rock Slope Stablisation in Railways between Ambale-Shindawane Near Pune	p. 509
Investigations into Deterioration of Mochia Shaft and Its Rehabilitation	p. 515
Significance of Geological Discontinuities for Slope Behaviour and Its Failure -- A Himalayan Experience	p. 525
Strengthening of Right Abutment of Kota Barrage (India)	p. 531
Landslide Movements in Lateritc Ground in Goa	p. 537
In-situ Test Grouting at Dam Site of the Tipaimukh Multipurpose Project, Manipur/Mizoram, India	p. 543
Geotechnical Features and Support Treatment to the Machine Hall, Koyna Hydro-electric Project, Stage IV, Maharashtra, India	p. 549
Pressure Shaft Excavation at Pykara Ultimate Stage Hydro Electric Scheme, Tamil Nadu -- A Case Study	p. 557
A Geotechnical Case Study of Srisailam Left Bank Power Station Project, Andhra Pradesh, India	p. 563
Textural Control on Strength and Deformation of Rocksalt of Shali Formation, Himachal Himalaya -- An Experimental Approach	p. 571
Design of Cut and Fill Stoping below the River: Case Study of Bhotang Copper Mine, East Sikkim	p. 577
Characterisation of Dimensional Stone Deposits by Geological, Geotechnical and Geophysical Invesgiations: A Review	p. 583
Determination of Controlled Blast Deisgn Parameters for Construction of a Small Hydel Project Near the Existing Dam	p. 587
Economical Approach for Safe Blasting in Mines -- A Case Study	p. 595
Development of Intelligent Support System for Vibration Controlled Blast Design	p. 601
Innovative application of rock mass classification systems in coal mines	p. 609
Author Index	p. 618