Application and evaluation of ground surface pre-grouting reinforcement for 800-m-deep underground opening through large fault zones
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DOI: 10.1007/s12517-017-3052-7
Abstract: Faults are complex geological conditions that are commonly encountered during underground excavation. Many support schemes, such as using a single pilot heading method and 30-m-long borehole pre-grouting, have been implemented during the pilot excavation of… read more here.
Keywords: underground opening; 800 deep; deep underground; pre grouting ... See more keywords