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RISShield Tunneling Rate Prediction Model for Complex Rock Stratum
Publisher: American Society of Civil Engineers
Abstract: In order to improve shield tunneling performance and provide guides for shield construction, prediction models of shield tunneling rate in alternation of mud rock and sand rock stratum of Chongqing Yangtze River tunnel ...
Dynamic Evolution Characteristics of Loaded Coal Fractures Based on Gray Level Co-Occurrence Matrix and Digital Volume Correlation
Publisher: American Society of Civil Engineers
Abstract: AbstractTo ensure safe coalbed methane (CBM) extraction, it is essential to comprehend how
fractures in coal evolve under load. In this study, X-ray computed tomography (CT)
was utilized to perform in situ CT scanning tests ...
Analysis of the Sensitivity of Influencing Factors on Tunnel Secondary Lining Structure Stress
Publisher: American Society of Civil Engineers
Abstract: On the basis of the load-structure model and FEM and taking the secondary lining of the Qingdao-Rongcheng intercity railway tunnel as a research object, sensitivity analysis of the influencing factors on the secondary ...