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Seismic Fragility Analysis of Shield Tunnels Considering the Flexural Capacity of Longitudinal Joints [PDF]

open access: goldBuildings
The longitudinal joints in shield tunnels connect the segments in a ring and can predominantly influence the mechanical behavior of the lining. The axial force environment influences the flexural capacity of longitudinal joints in shield tunnels and is a
Guochen Zhao   +4 more
doaj   +2 more sources

Association of frailty with fragility fractures and all‑cause mortality in adults: evidence from the National Health and Nutrition Examination Survey [PDF]

open access: yesBMC Musculoskeletal Disorders
Background Fragility fractures impose a substantial global public health burden, driven by diminished bone strength and extrinsic risk factors. Frailty, characterized by multisystem decline and reduced physiological reserve, is increasingly recognized as
Guohua Dong   +6 more
doaj   +2 more sources

Participatory diagnosis of food systems fragility; perspectives from Thailand

open access: yesFrontiers in Sustainable Food Systems, 2023
Much of the effort toward building resilience has been directed at identifying appropriate metrics and indicators of system resilience, and from this, interventions to strengthen resilience.
Richard M. Friend   +5 more
doaj   +1 more source

Seismic Fragility Analysis of Steel Pipe Pile Wharves with Random Pitting Corrosion

open access: yesBuildings, 2023
This paper investigates the seismic damage behavior of steel pipe pile wharves after pitting corrosion. The seismic intensity is treated as random, and a probabilistic strength model for randomly pitting corroded steel is utilized to assess the seismic ...
Xuan Zhao   +6 more
doaj   +1 more source

Simulated Performance of Cross-Laminated Timber Residential Structures Subject to Tornadoes

open access: yesFrontiers in Built Environment, 2020
Tornadoes are some of the most severe and devastating natural events and cause significant damage to structures in the United States. Light-frame wood residential structures have shown vulnerabilities to these events, but they are not explicitly ...
Michael Stoner, Weichiang Pang
doaj   +1 more source

Earthquake Damage Index and Fragility Analysis of Steel Damper for Seismic Isolation Bridge

open access: yesApplied Sciences, 2023
As an important component in seismic isolation bridges, steel dampers should have excellent low-cycle fatigue performance. This paper performs destructive tests of two types of steel dampers to accurately evaluate the fatigue damage of steel dampers ...
Meng Liu   +4 more
doaj   +1 more source

Seismic Vulnerability of Cabinet Facility with Tuned Mass Dampers Subjected to High- and Low-Frequency Earthquakes

open access: yesApplied Sciences, 2020
The study investigates the collapse probability of a cabinet facility with a tuned mass damper (TMD) subjected to high- and low-frequency earthquakes. For this aim, a prototype of the cabinet in Korea is utilized for the numeric simulation.
Thanh-Tuan Tran   +3 more
doaj   +1 more source

Hilbert–Huang-Transform-Based Seismic Intensity Measures for Rocking Response Assessment

open access: yesApplied Sciences, 2023
Structures that can uplift and rock under severe seismic excitations present remarkable stability without exhibiting damage. As such, rocking-response-based structural systems constitute a promising design practice.
Kosmas E. Bantilas   +3 more
doaj   +1 more source

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