Results 71 to 80 of about 369,044 (223)

Seismic soil pile interaction:experimental evidence [PDF]

open access: yes, 2009
The comprehension of the real behaviour of pile foundations under earthquake loading is very important, since it can significantly affect the performance of the superstructure.
Moccia, Flaviana
core   +1 more source

Seismic Upgrade Strategies for Existing RC School Structures

open access: yesBuildings
The seismic assessment of existing strategic and highly occupied reinforced concrete buildings, such as schools located in moderate-to-high seismic regions, is a critical task, especially because they have been constructed in periods lacking performance ...
Nicola Longarini
doaj   +1 more source

Three‐parameter kinematic theory for shear assessment of reinforced concrete short columns

open access: yesStructural Concrete, EarlyView.
Abstract This work presents a rational kinematics‐based model for assessing the shear capacity of rectangular reinforced concrete short columns. Due to their high stiffness and brittleness, short columns are particularly vulnerable to seismic forces, often exhibiting critical failures.
Daniele Arcuri   +2 more
wiley   +1 more source

Seismic vulnerability assessment and evaluation of high rise buildings in Islamabad [PDF]

open access: yes, 2012
Primarily the aim of this research is to carry out seismic evaluation study of buildings structures in Islamabad in order to propose basic guidelines and suggestions for Pakistan Code.
Bhatti, A. Q., Varum, H., Alam, Z.
core  

An integrated decision-making approach to resilience–LCC Bridge network retrofitting using a genetic algorithm-based framework

open access: yesResilient Cities and Structures
Bridge networks are essential components of civil infrastructure, supporting communities by delivering vital services and facilitating economic activities. However, bridges are vulnerable to natural disasters, particularly earthquakes.
Pedram Omidian   +2 more
doaj   +1 more source

Deflection‐based assessment of residual prestress in simply‐supported bridges accounting for creep variability

open access: yesStructural Concrete, EarlyView.
Abstract Several test methods have been proposed in the literature for measuring the level of residual prestress, most of them involving either semi‐ or fully destructive techniques for local measurements which could be highly sensitive to boundary conditions and execution details.
Giuseppe Zarrella   +2 more
wiley   +1 more source

The use of continuum models for analyzing adobe structures [PDF]

open access: yes, 2012
As it is known, the adobe structures have a high seismic vulnerability principally due to the low material strength and sometimes due to the inadequate structural configuration.
Blondet, M.   +4 more
core  

Swedish National Seismic Network

open access: yes, 1904
The Swedish National Seismic Network (SNSN) started with the installation of a Wiechert seismograph in Uppsala in 1904. Since 1998 the SNSN is a part of the Department of Earth Sciences at Uppsala University.
Swedish National Seismic Network
core   +1 more source

The Seismic Retrofitting of Reinforced Concrete Bridges: Global Methods and Local Applications in Duhok City, Iraq

open access: yesElectronic Journal of Structural Engineering
Bridges built before the introduction of the modern seismic design codes are very prone to damage caused by earthquakes, especially in developing regions that do not have systematic retrofit programs. In Duhok City, Iraq, the rising seismic activity, in
Noor Alaani
doaj   +1 more source

Behavior of exterior beam‐column joint reinforced with shape memory alloy

open access: yesStructural Concrete, EarlyView.
Abstract Beam‐column joints are critical regions in moment‐resisting frames and are particularly susceptible to severe stress concentrations and reinforcement congestion. Conventional design typically relies on dense transverse reinforcement to improve joint performance, resulting in construction difficulties and reinforcement congestion.
Yemenashu Nigusse Mogess   +3 more
wiley   +1 more source

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