Tunnelling and Underground Space Technology · 2002 · 24 citations · 7 references
EngineeringCivil EngineeringMining EngineeringGeotechnical EngineeringRock MechanicsTunnel EngineeringRock Mass ClassificationTunnel DesignTunnel Excavation MethodsTunnel GeologyTunnelingUnderground Excavation MethodsEmpirical Rock Mass ClassificationRock Mass Quality AssessmentRock Mass Quality ClassificationRock Mass Structure ClassificationTunnel Rock Mass Classification
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