Influence of substrate properties and interfacial roughness on static and dynamic tensile behaviour of rock-shotcrete interface from macro and micro views

J Zhu, W Bao, Q Peng, X Deng - … Journal of Rock Mechanics and Mining …, 2020 - Elsevier
The instability of shotcreted structures, eg, the underground tunnels after shotcreting, often
results from the tensile failure of the rock-concrete interface. However, the understanding of …

[HTML][HTML] Experimental investigation on shear strength deterioration at the interface between different rock types under cyclic loading

Q Wu, Z Liu, H Tang, L Wang, X Huo, Z Cui, S Li… - Journal of Rock …, 2024 - Elsevier
The shear strength deterioration of bedding planes between different rock types induced by
cyclic loading is vital to reasonably evaluate the stability of soft and hard interbedded …

Micro-cracking morphology and dynamic fracturing mechanism of natural brittle sandstone containing layer structure under compression

Y Cheng, Z Song, Z Liu, X Tian, W Qian, X Lu… - … and Building Materials, 2024 - Elsevier
The failure and instability of sedimentary rocks are related to internal weak surface and
potential damage. To explore the influence of layer structure on the crack expansion law and …

[HTML][HTML] Study on shear failure characteristics of fiber-reinforced shotcrete-granite interface based on surface scanning

Z Hu, Q Wang, Y Ma, H Lv, W Liu, R Yan… - Case Studies in …, 2024 - Elsevier
The shear characteristics of the concrete-rock interface play a crucial role in the stability of
engineering structures in geotechnical construction. This study utilized a combination of …

Effects of shear rates on the damaging behaviors of layered rocks subjected to direct shear: Insights from acoustic emission characteristics

M Zhai, L Xue, H Chen, C Xu, Y Cui - Engineering Fracture Mechanics, 2021 - Elsevier
It is believed that the loading rate significantly affects the damaging behaviors of layered
rocks. However, previous studies have mainly focused on the inherent bedding structure …

An evaluation on Barton-Bandis shear strength criterion for discontinuities in weak materials under low normal stresses

KC Solak, E Tuncay - Bulletin of Engineering Geology and the …, 2023 - Springer
The shear strength parameters of the discontinuity surfaces should be acquired for the
investigation of discontinuity-controlled instabilities in rock masses. Particularly in weak …

[HTML][HTML] Experimental study on static and dynamic compression mechanical properties of filled rock joints

S Chai, H Wang, L Yu, J Shi, E Abi - Latin American Journal of Solids …, 2020 - SciELO Brasil
The static and dynamic compression mechanical properties of the prefabricated artificial
filled rock joints specimens with different fillings and different joint thicknesses are tested …

Insights into velocity-dependent shear characteristics of bolted rock joints: A comparative study of fully-grouted and energy-absorbing bolts

H Zheng, X Wu, Y Jiang, G Wang, B Li - International Journal of Rock …, 2024 - Elsevier
In geotechnical engineering, activities such as landslides, rockfalls, blasting, and excavation
often subject jointed rock masses to dynamic shear loads, impacting project stability. With …

[HTML][HTML] Seepage characteristics of fractured rock mass with non-equal width filling under cyclic loading

S Wang, J Zhang, C Li, Z Li, Y Yu - Ain Shams Engineering Journal, 2022 - Elsevier
Fractured rock mass with non-equal width filling often appears in the tunel engineering, the
non-equal width ratio is the ratio of the filling width at the seepage inlet to the outlet. To study …

Shear velocity-based uncertainty quantification for rock joint shear strength

G Tiwari, GM Latha - Bulletin of Engineering Geology and the Environment, 2019 - Springer
The shear strength of rock joints is an important property required in order to analyze the
stability of rock slopes and tunnels. However, estimation of the shear strength of rock joints …