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  1. Experimental Fragility Analysis of Suspension Ceiling Systems

    29 Jul 2015 | Publications | Contributor(s): Siavash Soroushian, Esmaeel Rahmanishamsi, Kipung Ryu, Manos Maragakis, Andrei M Reinhorn

  2. Seismic Simulation of Integrated Ceiling-Partition Wall-Piping System at E-Defense, Part 1 Influence of 3D Structural Response and Base Isolation

    29 Jul 2015 | Publications | Contributor(s): Keri L Ryan, Siavash Soroushian, Manos Maragakis, Eiji Sato, Tomohiro Sasaki, Taichiro Okazaki

  3. Seismic Simulation of Integrated Ceiling-Partition Wall-Piping System at E-Defense, Part 2 Evaluation of Nonstructural Damage and Fragilities

    29 Jul 2015 | Publications | Contributor(s): Siavash Soroushian, Manos Maragakis, Keri L Ryan, Eiji Sato, Tomohiro Sasaki, Taichiro Okazaki, Gilberto Mosqueda

  4. IPS NEES UB report

    29 Jul 2015 | Publications | Contributor(s): Sabanayagam Thevanayagam, Mishac K Yegian, Kenneth Stokoe, Leslie Youd, Fritz Nababan, Seda Gokyer, Hadi Kazemiroodsari, chunhui zhao, Sourodeep Ghosh, Greg Phattanachitchon

  5. A simplified model for estimating axial impact forces resulting from debris with nonstructural mass

    29 Jul 2015 | Publications | Contributor(s): payam piran aghl, H. Ronald Riggs, Clay Naito

    This study is aimed to develop a simplified one-dimensional model to predict impact force and duration for axial impact of debris with non-uniformly distributed nonstructural mass.

  6. STUDY OF DEMANDS RESULTING FROM TRANSVERSE IMPACT OF HIGH MASS, LOW VELOCITY DEBRIS

    29 Jul 2015 | Publications | Contributor(s): payam piran aghl, Clay Naito, H. Ronald Riggs

    This study characterizes the impact force demands generated during transverse debris impact on structures and develops simplified models that can estimate impact force and duration accurately.

  7. Seismic Design and Testing of Cross Laminated Timber Walls

    29 Jul 2015 | Publications | Contributor(s): Ryan Ganey

    Ryan Ganey MS thesis (University of Washington) covering testing of Specimen 1 through 6, including test setup, observation, and analysis. Also includes a design procedure for rocking CLT walls and numerical analyses.

  8. ​Development and experimental validation of deformable connection for earthquake-resistant building systems with reduced floor accelerations

    30 Jun 2015 | Publications | Contributor(s): Georgios Tsampras, Richard Sause

    This report briefly presents the development of the deformable connection of an earthquake-resistant building structural system in which the lateral force resisting system (LFRS) is connected to the gravity load resisting system (GLRS) using this type of connection instead of a rigid connection....

  9. Pushover and Nonlinear Dynamic Analysis of a 7 storey prototype building with Buckling-Restrained Braces in OpenSees

    01 Jun 2015 | Active Documents | Contributor(s): Jeffrey Pang

    Contains nonlinear numerical OpenSees model for static pushover and NLDA, input earthquake accelerograms of a 7 Storey Steel BRBF system and various MATLAB post-processing scripts. For ES327 Dissertation Project (Univ.Warwick)

  10. Erich's Publication

    17 Mar 2015 | Learning Objects | Contributor(s): Erich Huebner

    Abstract/Description:

  11. NUMERICAL SIMULATION OF THE PERFORMANCE OF INTEGRATED CEILING-SPRINKLER SYSTEMS

    24 Feb 2015 | Publications | Contributor(s): Siavash Soroushian, Manos Maragakis

    Suspended ceiling and fire sprinkler piping systems are one of the most vulnerable types of nonstructural systems that have suffered costly damage during past earthquakes. The seismic performance of these two systems are poorly understood due to their heterogeneous nature. In order to fill this...

  12. Enabling role of hybrid simulation within the NEES infrastructure in advancing earthquake engineering practice and research

    23 Feb 2015 | Active Documents | Contributor(s): Daniel Gomez, Shirley Dyke, Amin Maghareh

  13. PRESHAKE: Centrifuge modeling of the effect of seismic preshaking on the liquefaction resistance of sands

    09 Feb 2015 | Databases | Contributor(s): Waleed El-Sekelly, Tarek Abdoun, Ricardo Dobry

    PRESHAKE: Centrifuge modeling of the effect of seismic preshaking on the liquefaction resistance of sands

  14. Steel Strain Gauging Refresher

    09 Feb 2015 | Multimedia | Contributor(s): Nathan Braker

    Nathan Braker explains how to attach steel strain gages to rebar.

  15. CENSEIS: Centrifuge and Full-scale Modeling of Seismic Pore Pressures in Sands

    30 Jan 2015 | Databases | Contributor(s): Tarek Abdoun, Waleed El-Sekelly, Ricardo Dobry, Sabanayagam Thevanayagam, Marcelo Gonzalez

    Centrifuge and full-scale Modeling of Seismic Pore Pressures in Sands

  16. Assessment Measures for Hybrid Simulation: A Discussion of Recent Developments

    27 Jan 2015 | Active Documents | Contributor(s): Reza Mirza Hessabi, Oya Mercan

    Recently, a summary of some of the available assessment measures that can be implemented by users to evaluate the accuracy of a hybrid simulation was published in the NEEShub. The current document reviews two more sets of tracking measures, namely, Phase and Amplitude Error Indices (PAEI) and...

  17. Test of a Coupled Wall with High Performance Fiber Reinforced Concrete Coupling Beams

    27 Jan 2015 | Publications | Contributor(s): Remy Lequesne, Gustavo Parra-Montesinos, James Wight

      Results from the test of a large-scale coupled-wall specimen consisting of two T-shaped reinforced concrete structural walls joined at four levels by precast coupling beams are presented. Each coupling beam had a span length-to-depth ratio () of 1.7, and was designed to carry a shear...

  18. Best Practices for Making Educational Videos

    20 Jan 2015 | Multimedia | Contributor(s): Daniel Kuchma, Aditya Bhagath, Gregory Pluta, Weslee Walton

    This best practices video is intended to aid and equip the reader to leverage advanced research work and results to produce high quality videos for the purpose of education, outreach and training. This document was developed throughout several testing programs taking place at the Illinois NEES...

  19. Instrumentation Tricks and Traps with Chris Hart

    20 Jan 2015 | Multimedia | Contributor(s): Christopher R Hart, Anahid Behrouzi, nathan braker

    Christopher Hart is a PhD graduate of the University of Illinois Civil Engineering program. During his studies he conducted 5 major large scale tests at the NEES@Illinois facility. In this video he passes on his experience to the next generation of graduate students.

  20. Tutorial: OpenSees and Building Tcl Files

    24 Dec 2014 | Multimedia | Contributor(s): Silvia Mazzoni

    This video explains how to use BuildingTclViewer program, particularly, focusing on material and section input for OpenSees.