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Keywords: metro tunnel
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Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-503
... with the project or not could be made. The paper features the assessment of stability and support requirements of a combination of a metro tunnel, metro station and ventilation raisebore excavations. Bieniawski’s Rock Mass Excavability index (RME) was utilized to determine the advance rate expected...

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