The Influence of Moisture Content on the Time-Dependent Characteristics of Rock Material and Its Application to the Construction of a Tunnel Portal

<div>The support system and excavation sequence: (a) support system at ZK49+899; (b) excavation sequence with CRD method (length unit: cm).</div>

Advances in Materials Science and Engineering

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Figure 10

Figure 10: The Influence of Moisture Content on the Time-Dependent Characteristics of Rock Material and Its Application to the Construction of a Tunnel Portal 

Figure 10 | The Influence of Moisture Content on the Time-Dependent Characteristics of Rock Material and Its Application to the Construction of a Tunnel Portal 