Secondary utilizations and perspectives of mined underground space

H Xie, JW Zhao, HW Zhou, SH Ren… - … and Underground Space …, 2020 - Elsevier
The mined underground space is formed by the exploitation of resources and minerals. On
the basis of review analysis of experiences of utilization of mined underground space over …

Study of the failure mechanism of soft rock mining roadways based on limit analysis theory

J Zhang, S Gao, T Yang, Y He, J Wu, H Wu - Applied Sciences, 2023 - mdpi.com
To study the deformation and failure mechanisms of soft rock mining roadways, the 1506
return airway of Anyang Coal Mine is taken as the engineering background. Based on limit …

An integrated procedure to assess the stability of coastal rocky cliffs: From UAV close-range photogrammetry to geomechanical finite element modeling

F Mancini, C Castagnetti, P Rossi, M Dubbini… - Remote Sensing, 2017 - mdpi.com
The present paper explores the combination of unmanned aerial vehicle (UAV)
photogrammetry and three-dimensional geomechanical modeling in the investigation of …

A three-dimensional back-analysis of the collapse of an underground cavity in soft rocks

NL Fazio, M Perrotti, P Lollino, M Parise, M Vattano… - Engineering …, 2017 - Elsevier
The assessment of stability of man-made underground caves, excavated in the past and
later on abandoned, represents a serious challenge for land and urban planning operations …

A new methodological approach to assess the stability of discontinuous rocky cliffs using in-situ surveys supported by UAV-based techniques and 3-D finite element …

NL Fazio, M Perrotti, GF Andriani, F Mancini, P Rossi… - Engineering …, 2019 - Elsevier
This paper aims to present a new methodological approach for the stability assessment of
coastal cliffs constituted of discontinuous rock masses. The method entails in situ specific …

Limit analysis of shallow tunnels collapse problem with optimized solution

J Liang, J Cui, Y Lu, Y Li, Y Shan - Applied Mathematical Modelling, 2022 - Elsevier
The aim of this study is to understand the collapse mechanism of a shallow tunnel based on
the upper bound analysis method, considering the variational approach for the problem with …

The critical indicator of red-bed soft rocks in deterioration process induced by water basing on renormalization group theory

C Xia, C Zhou, F Zhu, Z Liu, G Cui - Applied Sciences, 2021 - mdpi.com
The internal damage of red-bed soft rock induced by water is pervasive. The accumulation,
growth, and localization of damage is a multi-scale process that can lead to significant …

A methodological approach to assess the hazard of underground cavities subjected to environmental weathering

R Castellanza, P Lollino, M Ciantia - Tunnelling and Underground Space …, 2018 - Elsevier
Soft highly porous carbonate rocks, such as calcarenites, and soluble sulphate rocks, such
as gypsum, are very common in the Mediterranean region and, due to their microstructure …

Nonlinear statistical damage constitutive model of granite based on the energy dissipation ratio

X Wang, J Zhang, L Qian, T Yao, Z Mo, J He… - Scientific Reports, 2022 - nature.com
The stress–strain curves and mechanical properties of Shuangjiangkou granite were
obtained using five groups of conventional triaxial tests under various confining pressures …

Petrographic features influencing basic geotechnical parameters of carbonate soft rocks from Apulia (southern Italy)

V Festa, A Fiore, M Luisi, MN Miccoli, L Spalluto - Engineering geology, 2018 - Elsevier
A multidisciplinary petrographic and geotechnical approach, aimed at understanding the
conditioning by rock-fabric on the mechanical properties of carbonate soft rocks, is shown in …