Results 31 to 40 of about 2,060 (163)

Seismic amelioration of existing reinforced concrete buildings. Strategy to optimize the amount of reinforcement for joints [PDF]

open access: yes, 2017
Most of the existing Reinforced Concrete (RC) buildings in Italy were built according to obsolete regulations that were not enough aware of issues related to seismic design so that they need to be upgraded by pursuing either amelioration or full seismic ...
Bianco, Vincenzo   +3 more
core   +2 more sources

Effect of using performance-based approach for seismic design of tall building diaphragms [PDF]

open access: yes, 2015
This paper presents how performance-based design (PBD) approaches can help to improve the structural performance and cost effectiveness in design of floor diaphragms of tall buildings under earthquakes.
Anwar, Naveed   +3 more
core   +1 more source

Effect of Degradation on Collapse Margin Ratio of Steel Moment Frames [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2019
Although several studies have investigated the effect of degradation on the behavior of structures, inspections on collapse margin ratios are rare in the literature.
Saeid Bazvand   +2 more
doaj   +1 more source

Application of a prioritisation scheme for seismic intervention in schools buildings in Italy [PDF]

open access: yes, 2008
A risk management framework has recently been developed to assign priorities for the rehabilitation of school buildings in Italy, and to give timescales within which retrofit or demolition must take place.
Crowley, H.   +5 more
core   +3 more sources

Nonlinear Dynamic Analyses Utilising Macro-Models of Reinforced Concrete Building Structures and Site-Specific Accelerograms

open access: yesCivilEng, 2023
This paper aims to guide structural engineers on how to apply the rapid nonlinear time history analysis (RNLTHA) procedure effectively to predict seismic demand, taking into account ductility and overstrength, and effects of dynamic phenomena including ...
Prashidha Khatiwada   +3 more
doaj   +1 more source

Assessment of the Seismic Behavior of Selective Storage Racks Subjected to Chilean Earthquakes

open access: yesMetals, 2020
A seismic performance evaluation of selective storage racks subjected to Chilean Earthquakes was conducted using nonlinear pushover and nonlinear dynamic time-history analyses.
Eduardo Nuñez   +2 more
doaj   +1 more source

Static and cyclic rocking on sand:centrifuge versus reduced-scale 1g experiments [PDF]

open access: yes, 2014
Shallow foundations supporting bridge piers, building frames, shear walls and monuments are often subjected to extreme lateral loading such as wind in offshore environments, or strong seismic shaking.
Arulmoli K.   +9 more
core   +1 more source

A novel formulation of the flexural overstrength factor for steel beams

open access: yesJournal of Constructional Steel Research, 2013
Abstract The ductile design of steel structures is directly influenced by the flexural behaviour of steel beams, which should be sufficient to allow plastic hinges to rotate until the collapse mechanism is completely developed. To guarantee the achievement of such a performance, the beam flexural overstrength must be quantified to appropriately apply
E. M. Güneyisi   +3 more
openaire   +3 more sources

Seismic Performance of CFST Frame-Steel Plate Shear Walls Connected to Beams Only

open access: yesShock and Vibration, 2021
The safety and cost of structures composed of concrete-filled steel tube (CFST) frame-steel plate shear walls (SPSWs) with two-side connections are governed by the seismic performance.
Qin Rong   +5 more
doaj   +1 more source

Effective Stiffness and Seismic Response Modification Models Recommended for Cantilever Circular Columns of RC Bridges, Second Part: Collapse Prevention Limit State

open access: yesBuildings, 2023
This paper aims to assess the structural overstrength (R), seismic behaviour factor (Q), and effective inertia factor (keff), of which the effective elastic stiffness (Keff) is a function, i.e., Keff (keff), of reinforced concrete (RC) cantilever columns
Alejandro Vargas-Colorado   +5 more
doaj   +1 more source

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