Engineering Rock Mechanics
422 Questions 7.7-7.10: fractures and hemispherical projection 256/50, and the strike of the other is 132". What is the trend of ...
Questions 7.7-7.70: fractures and hemispherical projection 423 47.10 A borehole of orientation 136/55 intersected six fractures ...
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Questions 8.1 -8.1 0: rock masses 48.1 For a simple sedimentary rock mass in which the only effective fractures are the bedding ...
426 Questions 8.7-8.10: rock masses 0 for a 2-D analysis with uniaxial loading. The equation is for two orthogonal fracture !n / ...
Questions 8.1-8. 1 0: rock masses 42 7 from which we find 5 = 1 - E& cos2 a (cos' a + k sin2 a). Using E = 2.75 GPa, h = 2 m ...
428 Questions 8.1-8.10: rock masses 48.5 To study the effect of a fracture on the rock strength, plot a graph of (01 - 03) vs. B ...
Questions 8.1-8.10: rock masses 429 B dimensional proportional extent of fracturing' of 0.5. Plot the expected peak strength of ...
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Questions 9.1 -9.1 0: permeability 49.1 How long does it takes for water, subjected to a 10-m head difference, to pass horizonta ...
432 Questions 9.7-9.70: permeability Stress - Displacement Figure Q9.1 along the top and bottom edges the head linearly decrease ...
Questions 9.1-9.10: permeability 433 of flow in each fracture segment. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 0.00 0.00 0. ...
434 Questions 9.1-9. IO: permeability 49.8 The values and directions for the principal hydraulic conductivit- ies in a dolomitic ...
Questions 9.1-9.70: permeability 435 in the photograph. How do we deal with the effective stress under these circumstances? ...
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Questions 10.1 -1 0.1 0: anisotropy and inhomogeneity Q1O.I On the rock mass photograph (see Fig. QlO.l), identify ex- ample fea ...
438 Questions 7 0.7 - 7 0.7 0: anisotropy and inhomogeneity Figure Ql0.l Configuration 1: strength = 0.049 x load Load (N) 67.3 ...
Questions 7 0.1 - 7 0.7 0: anisotropy and inhomogeneity 439 410.5 A vertical site investigation borehole intersects a stratum of ...
440 Questions 7 0. 7 - 7 0.7 0: anisotropy and inhomogeneity On the basis of these data alone, is there sufficient evidence to c ...
Questions 11.1 -1 1.1 0: testing techniques 411.1 The section of site investigation borehole core shown in the photograph is fro ...
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