Browse by Author "Elnashai, Amr S."

  • LaFore, Susan; Elnashai, Amr S. (Mid-America Earthquake Center, 2007-03)
    A seismic loss assessment was conducted for the State of Illinois for the purposes of determining the vulnerable infrastructure elements, prioritizing mitigation efforts in the state, quantifying damage in economic terms, ...

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  • Thermou, Georgia E.; Pantazopoulou, Stavroula J.; Elnashai, Amr S. (2009-05)
    The research carried out in the present report aims at the formulation of a coordinated retrofit strategy for the seismic upgrading of existing reinforced concrete (RC) buildings. The objective is the formulation of ...

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  • Burdette, Nicholas J.; Elnashai, Amr S.; Lupoi, Alessio; Sextos, Anastasios G. (Mid-America Earthquake Center, 2006-12)
    Based on observed damage patterns from previous earthquakes and a rich history of analytical studies, asynchronous input motion has been identified as a major source of unfavorable response for long span structures, such ...

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  • Gencturk, Bora; Elnashai, Amr S.; Song, Junho (Journal of Earthquake Engineering, 2007-08)

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  • Jun Hee Kim; Ghaboussi, J.; Elnashai, Amr S. (2010-04-30)
    The analysis of steel and composite frames has traditionally been carried out by idealizing beam-to-column connections as either rigid or pinned. Although some advanced analysis methods have been proposed to account for ...

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  • Elnashai, Amr S.; Cleveland, Lisa J.; Jefferson, Theresa; Harrald, John (2008-09-03)
    The region of potential impact due to earthquake activity in the New Madrid Seismic Zone (NMSZ) is comprised of eight states: Alabama, Arkansas, Illinois, Indiana, Kentucky, Mississippi, Missouri and Tennessee. Moreover, ...

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  • Elnashai, Amr S.; Cleveland, Lisa J.; Jefferson, Theresa; Harrald, John (2009-10)
    The information presented in this report has been developed to support the Catastrophic Earthquake Planning Scenario workshops held by the Federal Emergency Management Agency. Four FEMA Regions (Regions IV, V, VI and VII) ...

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  • Durrani, Ahmad J.; Elnashai, Amr S.; Hashash, Youssef M.A.; Kim, Sung Jig; Masud, Arif (Mid-America Earthquake Center, 2005-12)
    The Mid-America Earthquake Center and Rice University with assistance from the Higher Education Commission of Pakistan, and several other organizations, dispatched an earthquake field reconnaissance team to assess the ...

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  • Papanikolaou, Vassilis K.; Elnashai, Amr S.; Pareja, Juan F. (Mid-America Earthquake Center, 2005-04)
    In this report, the applicability of conventional and advanced inelastic static (pushover) analysis for seismic response assessment is investigated. A methodology is first suggested for evaluating the performance of pushover ...

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  • Elnashai, Amr S.; Gencturk, B.; Kwon, O.S.; Al-Qadi, Imad L.; Hashash, Y.; Roesler, Jeffery R.; Kim, S.J.; Jeong, Seong-Hoon; Dukes, J.; Valdivia, A. (2010-12-31)
    On February 27, 2010 at 03:34 am local time, a powerful earthquake of magnitude 8.8 struck central Chile. The epicenter of the earthquake was approximately 8 km off the central region of the Chilean coast. With an ...

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  • Yun, Gun Jin; Ghaboussi, J.; Elnashai, Amr S. (Mid-America Earthquake Center, 2007-08)
    Current AISC-LRFD code requires that the moment-rotation characteristics of connections be known. Moreover, it requires that these characteristics be incorporated in the analysis and member design under factored loads ...

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  • Nakata, Narutoshi; Spencer, Jr., Billie F.; Elnashai, Amr S. (Newmark Structural Engineering Laboratory. University of Illinois at Urbana-Champaign., 2007-12)
    Hybrid simulation is an effective method for the assessment of the seismic response of structures, combining laboratory testing, computational simulation, and numerical time-step integration of the equations of motion. ...

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  • Gencturk, Bora; Elnashai, Amr S. (MAE Center, 2011-07-01)
    Although seismic safety remains a major concern of society--and unfortunately this observation has been underpinned by recent earthquakes--economy and sustainability in seismic design are growing issues that the engineering ...

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  • Cleveland, Lisa J.; Elnashai, Amr S.; Pineda, Omar (Mid-America Earthquake Center, 2007-05)
    The New Madrid seismic zone in the Central USA has experienced some of the strongest earthquake ground motions observed nationwide. The historic series of three earthquakes during 1811 and 1812 shook this Midwest region ...

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  • Elnashai, Amr S.; Alva-Hurtado, Jorge; Pineda, Omar; Kwon, Oh-Sung; Moran-Yanez, Luis; Huaco, Guillermo; Pluta, Gregory (2008-11)
    The coastal region of Central Peru was hit by a major offshore earthquake of magnitude 8.0 ± 0.1 on 15 August 2007; the event is hereafter referred to as the Pisco-Chincha earthquake. The Mid-America Earthquake Center ...

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  • Kwon, Oh-Sung; Elnashai, Amr S. (Newmark Structural Engineering Laboratory. University of Illinois at Urbana-Champaign., 2007-12)
    This report presents research on the probabilistic seismic performance evaluation of a structural-geotechnical interacting system. The system comprises a bridge, its foundation, and the supporting soil. The investigation ...

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  • Kwon, Oh-Sung; Elnashai, Amr S. (Mid-America Earthquake Center, 2007-09)
    This report presents research on the probabilistic seismic performance evaluation of a structural-geotechnical interacting system. The system comprises a bridge, its foundation, and the supporting soil. The investigation ...

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  • Kim, Sung Jig; Elnashai, Amr S. (2008-12)
    This report presents an investigation of the effect of vertical ground motion on RC structures studied through a combined analytical-experimental research approach. The analytical study investigated the effect of vertical ...

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  • Ji, Jun; Elnashai, Amr S.; Kuchma, Daniel A. (Mid-America Earthquake Center, 2007-09)
    In contrast to the worldwide rapid growth of high-rise buildings, no probabilistic assessment procedures have been proposed or developed for seismic risk evaluation of this special building group. The new purpose of this ...

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  • Kim, Young-Suk; Spencer, Jr., Billie F.; Elnashai, Amr S. (Newmark Structural Engineering Laboratory. University of Illinois at Urbana-Champaign., 2008-01)
    Transportation and utility networks (e.g., water delivery, power, and oil systems) are essential in the support of all economic and social activity of an industrialized region. The functional loss of this critical urban ...

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