Method for Measuring Rock Mass Characteristics and Evaluating the Grouting-Reinforced Effect Based on Digital Drilling
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DOI: 10.1007/s00603-018-1624-9
Abstract: Various types of broken rock masses, such as those in fault-fracture zones and fracture zones, which form as a result of disturbance from tunnelling, are often encountered during underground engineering construction. These rock masses have… read more here.
Keywords: rock mass; mass characteristics; rock; digital drilling ... See more keywords
Digital drilling-based determination of rock anisotropy and anisotropic effect on cutter wear
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DOI: 10.1144/qjegh2022-103
Abstract: Anisotropy affects the mechanical behaviours of rock, especially for application in rock engineering. In this study, a digital drilling method is proposed to evaluate the mechanical anisotropy of rock. In consideration with the critical friction,… read more here.
Keywords: rock; contact stress; anisotropy; digital drilling ... See more keywords