A Novel Grouting Simulation Method Considering Diffusion and Loss of Slurry in Flowing Water: Interphase Miscible-Transport Time-Tracking (IM-3T) Method

Z Xu, Y Zhang, D Pan, Z Bu - Rock Mechanics and Rock Engineering, 2023 - Springer
Grouting is a complex process involving interactions of slurry and water phase. The viscosity
of slurry is of spatiotemporal variation and significant loss of slurry was observed in grouting …

Risk-based methodology to optimize geotechnical site investigations in tunnel projects

R Gangrade, J Grasmick, W Trainor-Guitton… - … and Underground Space …, 2022 - Elsevier
The scope of geotechnical investigations in tunnel projects is generally driven by the
allocated resources rather than the expected variability in the ground conditions …

Study on Seepage Characteristics of Grouting Slurry for Water-Absorbing Mudstone with Rough Fissure

Z Chen, YJ Zhou, LM Zhang, YN Xu - Materials, 2024 - mdpi.com
Based on the computed tomography scanning, which abbreviation is CT scanning, and
fractal theory, geometric parameters of mudstone fissures are obtained. The physical model …

[HTML][HTML] Probabilistic estimation of tunnel inflow from a karstic conduit network

V Dall'Alba, A Neven, R de Rooij, M Filipponi… - Engineering …, 2023 - Elsevier
When planning infrastructures such as tunnels in karstified formations, a risk assessment of
groundwater inflow must be conducted. The aim of this paper is to present a workflow for the …

Quantifying Spatial Geotechnical Uncertainty to Advance the Practice of Risk Assessment and Decision-Making for Tunnel Projects

R Gangrade - 2021 - search.proquest.com
The largest element of technical and financial risk on any tunnel project lies in the ground
conditions. The conventional practice of developing deterministic interpretations of ground …

Hydromechanical Coupled Analysis of Water Inrush in a Karst Cave-Fracture Rock System: A Case Study

H Li, Q Sui, X Tan, W Chen, E Chen - Journal of Performance of …, 2022 - ascelibrary.org
The water diversion tunnel of the Suki-Kinari hydropower station in Pakistan passes through
deep valleys with karst caves. Water and mud inrush disasters occurred during tunnel …

Perspectives of 3D Probabilistic Subsoil Modeling for BIM

A Wiegel, AA Peña-Olarte, R Cudmani - Geotechnics, 2023 - mdpi.com
Building information modeling (BIM) in the planning and construction of infrastructure
projects, such as roads, tunnels, and excavations, requires the generation of comprehensive …

Application of Geostatistical Sequential Simulation Methods for Probabilistic 3D Subsoil Modeling and Uncertainty Quantification Concept and Examples

A Witty, AA Peña-Olarte, R Cudmani - Geo-Congress 2023, 2023 - ascelibrary.org
The application of geostatistical sequential simulation methods to build geomechanical
models and quantify the corresponding uncertainty is well established in the oil and gas …

Quantification and validation of uncertainties in subsoil models: Case study at the New Town Hall, Munich

A Wiegel, A Peña‐Olarte, R Cudmani - geotechnik, 2024 - Wiley Online Library
In infrastructure planning and construction, modeling the subsoil and its associated
uncertainty is a fundamental task of geotechnical engineers. However, probabilistic methods …

[PDF][PDF] Evolution Characteristics of Multi-physical Fields in Dissolved Surrounding Rockmass of Tunnel Considering Fluid-solid Coupling.

S Liang, C Li, J Guo, E Wang - Journal of Engineering Science & …, 2024 - jestr.org
To explore the evolution characteristics of multi-physical fields in dissolved surrounding
rockmass during karst tunnel construction, a tunnel engineering calculation model with …