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Rational permeability coefficient of a permeable lining for composite tunnel lining structures
tunneling engineering deeply-buried tunnel composite lining structure concrete permeable lining grouting circle parameter permeability coefficient reasonable value
2018/5/11
Various factors influence the tunneling are simplified considering the axial symmetry of the composite lining structure. The analytical expressions for the seepage field，stress，and displacement in the...
IP measurements on tunnel walls of a sericite deposit—A contact method of nonpolarizable electrodes on a base rock and detection of clay minerals by normalized chargeability
IP (induced polarization) nonpolarizable electrode tunnel wall resistivity
2009/3/5
The development of the IP (induced polarization) measurement technique used inside a tunnel is required in order to estimate the subsurface resistivity and chargeability structures with high precision...