نتایج جستجو برای: Fragility curves

تعداد نتایج: 101069  

Journal: :international journal of maritime technology 0
hamid heidary torkamani civil engineering department, school of civil engineering, college of engineering, university of tehran khosrow bargi civil engineering department, school of civil engineering, college of engineering, university of tehran rouhollah amirabadi civil engineering department, school of civil engineering, college of engineering, university of tehran

this study aims to develop seismic fragility curves for a typical pile-supported wharf. fragility curve is one of the popular tools in seismic performance evaluation of a structure. the software flac2d was used to simulate the seismic performance of the wharf structure. using eight time history records, occurred in past, as seismic loading, incremental dynamic analysis (ida) was applied for sei...

This study aims to develop seismic fragility curves for a typical pile-supported wharf. Fragility curve is one of the popular tools in seismic performance evaluation of a structure. The software FLAC2D was used to simulate the seismic performance of the wharf structure. Using eight time history records, occurred in past, as seismic loading, incremental dynamic analysis (IDA) was applied for sei...

A. F. Nateghi, A. Vasseghi, and V. L. Shahsavar,

Bridges are potentially one of the most seismically vulnerable structures in the highway system during earthquake &#10 &#10events. It is known that the seismic performance of transportation systems plays a key role in the post-earthquake emergency management. Hence, it is necessary to evaluate both physical and functional aspects of bridge structures. The physical aspects of the seismic perform...

ژورنال: :علوم و مهندسی زلزله 0
مرتضی بسطامی پژوهشگاه بین المللی زلزله شناسی و مهندسی زلزله امیر ملکشاهی دانشگاه کردستان

یکی از روش های ارزیابی لرزه ای پل ها استفاده از منحنی های شکنندگی تجربی است. از اطلاعات خسارت موجود برای برقراری رابطه بین حالت حدی خسارت و مؤلفه های حرکت زمین استفاده می شود. از آنجا که ویژگی های هیچ کدام از حرکت ورودی و مصالح سازه ای نمی توانند به طور قطع بیان شوند، مطالعات آسیب پذیری احتمالاتی با استفاده از روابطی که احتمال خسارت را به صورت تابعی از متغیرهای اتفاقی حرکت زمین و خصوصیات مصالح ...

C. Kian Yern E. Noroozinejad Farsangi F. Mohamed Nazri M. Moffed Kassem

Soft storey building is popular due to the functional and aesthetic purpose, despite its weakness in resisting seismic excitation. Nonlinear Static (Pushover) Analysis (POA) is a time saving and simple assessment procedure prosposed in Eurocode 8 (EC8). However, its reliability in designing structure still remains a question. At the first stage, seismic performance of several building models us...

A. F. Nateghi, A. Vasseghi, and V. L. Shahsavar,

Bridges are potentially one of the most seismically vulnerable structures in the highway system during earthquake events. It is known that the seismic performance of transportation systems plays a key role in the post-earthquake emergency management. Hence, it is necessary to evaluate both physical and functional aspects of bridge structures. The physical aspects of the seismic performance...

Fragility curves are very useful in quantifying the physical and economic damage of buildings that have undergone an earthquake. This paper presents the development of analytical fragility curves representative of mid-rise residential structures built with reinforced concrete, taking into account the specific structural characteristics of Algerian buildings. The derivation of the analytical fra...

Journal: :civil engineering infrastructures journal 0
gholamreza abdollahzadeh associate professor, faculty of civil engineering, babol university of technology mohammad sazjini ph.d. student, faculty of civil engineering, babol university of technology azadossadate asghari ph.d. student, faculty of civil engineering, babol university of technology

fragility curves represent the probabilities that structural damages, under various levels of seismic excitation, will exceed the specified damage states by means of earthquake intensity damage relations. conceptual aspects related to seismic vulnerability, damage and risk evaluation are discussed first, together with a short review of the most widely used possibilities for the seismic evaluati...

2000
M. Shinozuka M. Q. Feng H. Kim T. Uzawa

This paper presents a statistical analysis of structural fragility curves. Both empirical and analytical fragility curves are considered. The empirical fragility curves are developed utilizing bridge damage data obtained from the 1995 Hyogo-ken Nanbu (Kobe) earthquake. The analytical fragility curves are constructed on the basis of the nonlinear dynamic analysis. Two-parameter lognormal distrib...

One of the serious damages of tremendous earthquakes is the damage to bridges as the major components in an    arterial road network, as relief operation is interrupted following cutting roads. Regardless of the magnitude and severity of an earthquake, other factors are also important in the strength and seismic performance of concrete bridges. Freezing-thawing cycles are among the factors, whi...

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