M. Levin - Geological & Geotechnical Surveys Yuvalim 244 M.P. Misgav 20142 TelFax 04-9990559 " " ! " " ! # & % ! " " ! ! " & ' ! # %' ! " # " $# ! ! ! + ! " " ! " # ! $ $ " " # ! " $ +& " " ! ! " " " ! + 3,0 * ! # + -/ * Terzaghi + --/* West- " " " " $ . ! " " " " # ! ! $ " " ! ! " ! " " " " ! " +& ',% " " ! ! ) " $# ! " " ! ) ) ! ! ! ) " "! " ) ! " " " # ) $ ! * 3MPa + 3,0 * ) & ' " " !" * 15MPa " $# ! 15MPa ! " ! " ! & ( ! " " - ) ) #" ! ) " # " #" ) ! ! ! ! " ! " " ! $ 19-21 " $ " " ! ! " " $ " ' % ! ! " $* " " !" ) " " " " 3MPa (% # # " " " $# ! ! " " " ! " " ! " + -- * Wittke + -. * Hoek and Bray + -,/* Goodman + -, * Jager M. Levin - Geological & Geotechnical Surveys Yuvalim 244 M.P. Misgav 20142 TelFax Removable * $ $"' 04-9990559 +Finite * " " " "! + (Block * " "" ! Hatzor and + --( * Hatzor ! ! " " $ $" " " + -.% * Goodman and Shi ! " " " Theory ! + --,* Goodman- ! " $" ! " $ !! ! $ # $ $ ) " $ $" " #" " # " # $ $ ! " $ " $ $ ) " " "! ! + --/* West ! " " $" $ ' " " " ) " " $ $ ! ! # !" ! !" ! ! ! " ' -, * Ladanyi and Archambault + -//* Patton ! "! " ! Ladanyi and + -, * Goodman "! % $ $ # " ! " $ # $ " ! " # "! " + -,( * Barton + " " "" $ ! " # + -,,* Archambault " ! ! %' " $ " ! ! " " ! ! ' - ! ! ' " " $ ! " " " , + " " " $" %' # # ! " ! " "" ! $ ' " " " " " " %/ "* -& ( " " !# & % ! ! " " $ " # " " " " "$ ! " " " # * & '( + &! " " * !" " " + & " ! ! " & '% " " & ' M. Levin - Geological & Geotechnical Surveys Yuvalim 244 M.P. Misgav 20142 TelFax " " ! " " 04-9990559 # $ " ! # ! ! " # " "" " p " # ! - # W sin p " W cos p " " +" $ * c=0 # # " $ " ! ! ! " $ " # " $ ! # 105kPa " & tan W KPa " " " $# ! $ l 12926kN ! " $ " c " ! $ $ c # ! ' + - * " # ! # !" # " $ " " ! " " !" ! $ " ! M. Levin - Geological & Geotechnical Surveys Yuvalim 244 M.P. Misgav 20142 TelFax 04-9990559 " ! " # # " $" " b ( ' / ! " " + *" ' ! +" ! " " $# ! " Tilt Test " $ ! # *" ' " " $ # ! # ! " $ " " ! 0+ " " ! ! " " # ! ! " " ! $ & ! " ! " ! $ " " " " ! ) " ! " " ! "! " 0" $ " ! ! 306kPa ! ! "! ! 49kPa, 216kPa, 436kPa $ # ! " 18.8kN/m 3 " ! ! *" CD ! * =19 ! + & " #" ! ! " c=578kPa M. Levin - Geological & Geotechnical Surveys Yuvalim 244 M.P. Misgav 20142 TelFax ! " " 04-9990559 ! + & =32-35 * ! #" ! ! #" " $ " ! ! " " " $ " ! " ! " ! ! 3 ,0 ) ! ! " " #" ! ! ! " 3 ,0 = 3MPa % ( !" ! ! 3 ,0 = 15MPa " $ " " ) !" " " " $ " ! # " ) $ c=0-25kPa ) $ # " " " " ! " " " ) ! ! ! ! " 3 # $ ! ! ) +( & * $ # ! 3 0 = 3MPa : c = 0.16MPa , ’ = 18 30 ! = 15MPa : c= 0.26MPa , ’ = 13.5 " " "! ! " " ! # #" " "! " ! #" ' " " !" 3 0 = 3MPa " !" 0 3 0 = 15MPa ! (& $ " $ # "#" " $ ! M. Levin - Geological & Geotechnical Surveys Yuvalim 244 M.P. Misgav 20142 TelFax " ' ! # " " " $ " #" " " " ! ) ! ! ! ! # $ 0 $ " " $ " " " ) " " ! ! $ " " # paleo-overburden stress " ) ! " " $ " $# ! & $ " " $ "! ! ! " $ ) # " $ " " " " " $ " $ $ ! " " ! ! " ! " ! 0" # ! $ 04-9990559 " " ! " #" $ # " " " " & ! References Barton, N.R. (1973) Review of a new shear strength criterion for rock joints, Engineering Geology, 7, 287-332. Goodman, R.E., (1970) The Deformability of Joints - Determination of the In-Situ Modulus of Deformation of Rock, ASTM STP 477, American Society for Testing Materials, Philadelphia, pp.174-196. M. Levin - Geological & Geotechnical Surveys Yuvalim 244 M.P. Misgav 20142 TelFax 04-9990559 Hatzor, Y. (1993) The block failure likelihood: a contribution to rock engineering in blocky rock masses, International Journal of Rock Mechanics, Mining Science and Geomechanical Abstracts, 30, 1591-1597. Hatzor, Y.H. and Goodman, R.E. (1997) Three dimensional back analysis of saturated rock slopes in discontinuous rock - a case study, Geotechnique, 47, 817-839. Hoek, E. and Bray, J.W. (1981) Rock Slope Engineering, 3rd edn. Institution of Mining and Metallurgy, London. Jaeger, J.C. (1971) Friction of rocks and stability of rock slopes, Geotechnique, 21, 97-134. Ladanyi, B. and Archambault, G. (1970) Simulation of shear behaviour of a jointed rock mass, in Proceedings of the 11th Symposium on Rock Mechanics, AIEM, New York, pp 105-125. Ladanyi, B. and Archambault, G. (1970) Shear strength and deformabilty of filled indented joints, in International Symposium on the Geotechnics of Structurally Complex Formations, AGI, Capri, Vol. 2, pp.317-326. Patton, F.D. (1966) Multiple modes of shear failure in rock. In Proceedings of the 1 st International Congrgress of Rock Mechanics, Belgrade, Vol. 1, pp.229-234. West, T.R. (1996) The effects of positive pore pressure on sliding and toppling of rock blocks with some consideratios of intact rock effects, Environmental and Engineering Geosciences, 2, 339-354. Wittke W. (1990) Rock Mechanics – Theory and Applications with Case Histories, Springer-Velag, Berlin.
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