...12th Asian Rock Mechanics Symposium, Hanoi, Vietnam - The 2022 ISRM Sponsored Regional Symposium ©2022 ISRM, VSRM. ISBN: 978-604-357-103-5 Do Nhu Trang, Pham Quoc Tuan et al. (Eds.) Advances in Rock Excavation Technology Seokwon Jeon* Department of energy systems engineering, Seoul National...

... and backbreak. One of the major concerns related to blasting operations in mining and civil engineering projects is rock fragmentation. The mean fragment size of rock should not be too high or too low. This is because it shows the oversize rock and very fines rock. Large-sized fragments of rock known...

.... The leakage problem was finally solved, and the effectiveness of the solution further verified by both monitoring analysis. 1. Introduction Tuokou hydropower station is located in Hongjiang (Hunan Province, China), and its hydraulic engineering grade is Type (1), Grade 1. The distance from Tuokou...

... of rock engineering[1-2]. Therefore, it is of great engineering significance to study rock physical and dynamic mechanical properties under temperature-water coupling. geologist rock type reservoir geomechanics geology sandstone clastic rock specimen sandstone specimen conference...

... earthquakes, serious secondary disasters, such as tunnel engineering damage and the rapid increase of water inflow, occurred, resulting in varying degrees of casualties and economic losses. In this study, with the problem of the lack of investigation and impact assessment methods for earthquake-induced...

... platform deformation monitoring foundation excavation environmental science 861 engineering Abstract The development and utilization of urban underground space is producing a large number of deep foundation pits. On-site monitoring is a key issue to ensure the safety of the foundation...

... challenges to pipeline operation and tunnel construction. In this study, the numerical finite element method is used to analyse the engineering case of the shallow buried large section tunnel under the raw water pipe. Using reasonable tunnel excavation construction method, this paper analyses the influence...

... fractures [5, 11] . geology reservoir geomechanics fracture reservoir characterization environmental science 861 international journal complex reservoir geological subdiscipline engineering mining science dda simulation triangular sub-block geologist conference hydraulic fracturing...

... reservoir surveillance environmental science 861 conference production monitoring snow time engineering simulation thermal conductivity asphalt pipe society iop publishing iop conf flux table 11th Conference of Asian Rock Mechanics Society IOP Publishing IOP Conf. Series: Earth...

... Abstract Rock shear strength and its influencing parameters, such as cohesion and friction angle, are critical for both surface and underground project rock engineering designs. The application of direct shear testing is more commonly employed for rock joints than for intact rock due...

... geology geological subdiscipline consolidation characteristic calculation relative density conference engineering modified method empirical formula table formula environmental science 861 spt deep covered sand 11th Conference of Asian Rock Mechanics Society IOP Publishing IOP Conf. Series...

... plate tectonics geological subdiscipline structural geology society iop publishing iop conf deformation rock type environmental science 861 geologist conference electric power industry standard people reservoir characterization china stability engineering beijing characteristic...

... of Galigongshan tunnel engineering. Compared with the results of the fuzzy hierarchical comprehensive evaluation method, the model evaluation method established here is more feasible. It combines subjective and objective weights to obtain a reasonable weight in the practical engineering application...

... and construction. society iop publishing iop conf geology conference geologist environmental science 861 geological subdiscipline nephogram equation semi-infinite plane reservoir geomechanics interaction engineering pile-soil interaction mechanism formula landslide journal kpa 11th...

..., evaluation and early warning of the long-term stability of reservoir bank slopes. 1. Introduction Rock masses are generally affected by complex external stress in engineering, which leads to creep deformation influencing long term stability of slopes. The significance of rock rheological properties...

... and not suitable for large-area roof deicing and snow melting. pipe conference pert pipe engineering society iop publishing iop conf efficiency thickness journal environmental science 861 coefficient snow pipe diameter deicing efficiency university 11th Conference of Asian Rock Mechanics...

... conf conference morphology shear strength environmental science 861 engineering civil engineering 11th Conference of Asian Rock Mechanics Society IOP Publishing IOP Conf. Series: Earth and Environmental Science 861 (2021) 072066 doi:10.1088/1755-1315/861/7/072066 Study on shear performance...

... the mechanism of rockburst is complex, and there is no unified understanding of its generation mechanism at present, thus it is hard to predict the rockburst happen or not and the intensity to guide for the underground engineering construction. Support Vector Machine (SVM) was used to classify the rockburst...

... method, the design scheme of this slope meets the safety requirements of permanent slopes, and the excavated stone can be used for roadbed filling. Thus, the optimized design scheme can coordinate safety and economic indicators. Moreover, the application of strong engineering measures to the joint...

... of the surrounding rock. structural geology sedimentary rock mineral reservoir geomechanics society iop publishing iop conf geologist rock type strength engineering reservoir characterization environmental science 861 clastic rock sandstone experiment journal macropore conference uniaxial...