Results 51 to 60 of about 34,495 (269)

Review and prospects of shear test of bolted rock joints

open access: yesDeep Underground Science and Engineering, EarlyView.
The laboratory shear test equipment, test method, and numerical simulation of bolted rock joints were summarized. The shortcomings and limitations of the current research were analyzed, and the research prospects were proposed. Abstract Rock bolting is a critical approach in geotechnical engineering for supporting weak rocks.
Shulin Ren   +4 more
wiley   +1 more source

Shear behavior of bolt–grout interfaces under constant normal stiffness: Influence of grout strength and thickness

open access: yesDeep Underground Science and Engineering, EarlyView.
The effects of grout strength and thickness on the shear behavior of bolt–grout interfaces (BGI) under constant normal stiffness conditions are investigated. Shear strength, failure modes, and acoustic emission characteristics are examined. The findings reveal that grout strength exerts a significantly greater influence on BGI shear strength and ...
Sunhao Zhang   +5 more
wiley   +1 more source

Analysis and optimization of the reform status of Yunnan seismic monitoring center stations

open access: yes地震科学进展, 2023
The seismic monitoring center station is the basic unit of the seismic monitoring system. In the face of the new situation of reform and development and the establishment of a comprehensive emergency disaster relief system, the Yunnan Earthquake Agency ...
Zhirou Zhao   +3 more
doaj   +1 more source

Thoughts on popular science propaganda for earthquake prevention and disaster reduction in Guizhou Province in the new era

open access: yes地震科学进展, 2022
In recent years, several moderate earthquakes with great influence have occurred in Guizhou Province. Guizhou people pay more attention to earthquakes and have an unprecedented demand for earthquake knowledge. In order to improve the public’s ability to deal with earthquake disasters, combined with the current practices of popular science propaganda ...
Yafang Shi   +4 more
openaire   +1 more source

Contemporary disasters may not kill more women than men: an empirical inquiry into sex-differentiated fatalities in the twenty-first century. [PDF]

open access: yesDisasters
Abstract This study investigates the claim that women are disproportionately more likely to die in disasters by reviewing existing data sources and compiling new datasets on sex‐differentiated disaster fatalities in the twenty‐first century. The analysis is structured by disaster type, covering geophysical, meteorological, climatological, hydrological,
Rubin O.
europepmc   +2 more sources

A review on rockburst prediction and prevention to shape an ontology‐based framework for better decision‐making for underground excavations

open access: yesDeep Underground Science and Engineering, EarlyView.
A scientometric analysis of 2449 journal articles and a comprehensive review of 336 papers were conducted, discussing and identifying challenges and research gaps in rockburst prediction and prevention and proposing an ontology‐based framework for better decision‐making in underground excavations. Abstract With underground engineering projects becoming
Hongchuan Yan   +6 more
wiley   +1 more source

A brief discussion on the creation of earthquake popular science courseware for different social groups

open access: yes地震科学进展, 2020
The popular science lectures are one of the main methods for public education of earthquake prevention and disaster reduction. As an absolutely necessary part of popular science lectures for earthquake,the effect of the science lectures is directly ...
Hongmei Li, Ning Liu
doaj   +1 more source

Multi-hazard risk assessment using GIS in urban areas: a case study for the city of Turrialba, Costa Rica [PDF]

open access: yes, 2002
In the framework of the UNESCO sponsored project on “Capacity Building for Natural Disaster Reduction” a case study was carried out on multi-hazard risk assessment of the city of Turrialba, located in the central part of Costa Rica.
Badilla Coto, Elena   +3 more
core   +2 more sources

The Role of Gender in Preparedness and Response Behaviors towards Flood Risk in Serbia [PDF]

open access: yes, 2018
Adverse outcomes from 2014 flooding in Serbia indicated problematic response phase management accentuated by a gender imbalance. For this reason, we investigated the risk perceptions and preparedness of women and men regarding these types of events in ...
6cal, Adem   +4 more
core   +3 more sources

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