Results 71 to 80 of about 8,648,891 (251)

Seismic safety analysis of high earth-rockfill dams based on seismic deformational fragility

open access: yesYantu gongcheng xuebao, 2020
The performance-based seismic fragility analysis can effectively estimate structural damage under earthquake action and become one of the important methods for seismic safety assessment.
JIN Cong-cong 1, CHI Shi-chun , NIE Zhang-bo
doaj   +1 more source

PERFORMANCE-BASED SEISMIC DESIGN OF A RETAINING WALL [PDF]

open access: yesProceedings of the 4th International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering (COMPDYN 2013), 2014
The design of containment walls suffering seismic loads traditionally has been realized with methods based on pseudoanalitic procedures such as Mononobe-Okabe's method, which it has led in certain occasions to insecure designs, that they have produced the ruin of many containment walls suffering the action of an earthquake. The recommendations gathered
openaire   +2 more sources

Seismic attenuation in Faroe Islands basalts [PDF]

open access: yes
We analysed vertical seismic profiling (VSP) data from two boreholes at Glyvursnes and Vestmanna on the island of Streymoy, Faroe Islands, to determine the magnitude and causes of seismic attenuation in sequences of basalt flows.
Worthington, M. H.   +5 more
core   +1 more source

Seismic analysis and design of tunnels within fault ground: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
The research methods of seismic response of tunnels within fault ground, including field investigations, analytical solutions, physical experiments, and numerical simulations, and seismic countermeasures are discussed. The present study examines the shortcomings and limitations of the current research and design, and puts forward proposals for future ...
Xingda Wang   +6 more
wiley   +1 more source

AI-assisted optimization design of seismic performance parameters for timber structures.

open access: yesPLoS ONE
Timber multi-story buildings offer environmental benefits, lightweight construction, and seismic resilience, but Artificial Intelligence (AI) based integrated frameworks for optimizing seismic parameters, including inter-story drift and roof displacement,
Dongqi Wei   +3 more
doaj   +1 more source

Rapid assessment of seismic performance for multi-story RC frame buildings using direct prediction method

open access: yesCase Studies in Construction Materials
As urbanization rapidly advances globally, the assessment of seismic resilience provides new perspectives for effectively addressing urban safety risks.
Xin Chen   +5 more
doaj   +1 more source

Thermal‐induced fracture evolution and acoustic signature of Beishan granite: Insights into tensile strength of barrier system for high‐level radioactive waste disposal

open access: yesDeep Underground Science and Engineering, EarlyView.
The tensile strength of granite, a proposed host for nuclear waste, degrades severely above 400°C. We link this to specific microcracking patterns captured by acoustic emission, establishing a scientific basis for assessing repository safety under thermal load.
Wei Zeng   +7 more
wiley   +1 more source

The North East Italy (NI) broadband seismic network run by OGS: experience in improving the long period performances

open access: yes, 2009
The NI broadband seismic network is designed to monitor regional seismic activity of North East Italy and surroundings as well as to provide high quality data for various research projects in regional and global broadband seismology, like moment tensor
Pesaresi, D., CRS seismic team
core   +2 more sources

Earthen construction: structural vulnerabilities and retrofit solutions for seismic actions [PDF]

open access: yes, 2012
Earthen structures present very appealing characteristics regarding a more sustainable practice with the preservation of our natural resources. However, when subjected to earthquake ground motions, this type of construction may present a deficient ...
Oliveira, C. F., Varum, H., Vargas, J.
core  

Improving the seismic performance of non-structural elements using Building Information Modelling

open access: yes, 2019
The post-earthquake functionality of critical facilities, such as hospitals, relies on the continued operation of non-structural elements including piping systems, partitions, ceiling systems and other medical equipment. The damage observed during past
Filiatrault, Andre, Perrone, Daniele
core   +1 more source

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