Effect of water saturation on dynamic behavior of sandstone after wetting-drying cycles

H Li, Y Qiao, M He, R Shen, Z Gu, T Cheng, Y **ao… - Engineering …, 2023 - Elsevier
Fully understanding the influence of water on the rock materials' mechanical properties is of
great significance to the safety design and evaluation in rock engineering. In this study …

[HTML][HTML] Rapid intelligent evaluation method and technology for determining engineering rock mass quality

F Wu, J Wu, H Bao, Z Bai, L Qiao, F Zhang, B Li… - Rock Mechanics …, 2023 - Elsevier
The evaluation of engineering rock mass quality is fundamental work for the engineering
activities of rock mass. The increasing scale of rock mass engineering necessitates higher …

Electron scanning characteristics of rock materials under different loading methods: A review

Z Liu, C Ma, X Wei - Geomechanics and Geophysics for Geo-Energy and …, 2022 - Springer
To reveal the connection between the microscopic morphological characteristics of rock
fractures, crack nucleation, extension, fracture modes, and rock damage processes, this …

Analysis of large deformation of deep-buried brittle rock tunnel in strong tectonic active area based on macro and microcrack evolution

H Bao, C Liu, N Liang, H Lan, C Yan, X Xu - Engineering Failure Analysis, 2022 - Elsevier
The large deformation is a common engineering problem during tunnel excavation. For
brittle rock tunnels, the large deformation is closely related to the rock mass structure. In this …

Effect of interface morphology on the heterogeneous development of bedding-perpendicular joints in soft–hard interbedded strata

H Bao, X Li, H Lan, R Pei, C Yan - Journal of Structural Geology, 2024 - Elsevier
Bedding-perpendicular joints (BPJs) in soft-hard interbedded masses exhibit heterogeneous
distribution. Statistical analysis revealed the impacts of interface morphology on the …

Geometrical heterogeneity of the joint roughness coefficient revealed by 3D laser scanning

H Bao, G Zhang, H Lan, C Yan, J Xu, W Xu - Engineering Geology, 2020 - Elsevier
The joint roughness coefficient (JRC) is an important indicator that characterizes the
physical and mechanical behaviors of a jointed rock mass. To investigate the distribution …

Experimental study on the mechanical characteristics of single-fissure sandstone under triaxial extension

Z Liu, C Ma, X Wei, W **e - Rock Mechanics and Rock Engineering, 2022 - Springer
Generally, after excavation, a part of the rock slope or underground tunnel surrounding rock
remains in a triaxial extension state. Meanwhile, the natural fissures in the rock mass are …

Distribution characteristics and controlling factors of vertical joint spacing in sand-mud interbedded strata

H Bao, Y Zhai, H Lan, K Zhang, Q Qi, C Yan - Journal of Structural Geology, 2019 - Elsevier
Nearly 3,600 vertical joints were measured in sand-mud interbedded rock masses from 30
outcrops in the Yan'an area, China. Information such as joint spacing, joint aperture and the …

[HTML][HTML] Experimental study on seismic response and progressive failure characteristics of bedding rock slopes

M Zang, G Yang, J Dong, S Qi, J He, N Liang - Journal of Rock Mechanics …, 2022 - Elsevier
Bedding rock slopes are common geological features in nature that are prone to failure
under strong earthquakes. Their failures induce catastrophic landslides and form barrier …

A new joint morphology parameter considering the effects of micro-slope distribution of joint surface

H Bao, X Xu, H Lan, G Zhang, P Yin, C Yan, J Xu - Engineering Geology, 2020 - Elsevier
An accurate description of the morphology of a joint surface is necessary to interpret its
shear behavior. Accurately distinguishing the shear behavior differences may be difficult if …