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  1. Seismic imaging with Thumper for earthquake faults near Marianna, AR (NEES-2010-0878)

    22 Aug 2017 | Contributor(s): Robert Williams

     Title: Seismic imaging with Thumper for earthquake faults near Marianna, AR (NEES-2014-0878)Year Of Curation: 2014Description: Using Thumper, the minivibe from NEES at UT-Austin, we collected 10 km of new high-resolution P-wave seismic reflection data across distinct lineaments marked by...

  2. Landslide Tsunami Generator (NEES-2007-0343)

    21 Aug 2017 | Contributor(s): Hermann Fritz

    Title: Landslide Tsunami Generator (NEES-2007-0343)Year Of Curation: 2009Description: The ultimate long-term goal is to develop a fundamental understanding of the mechanism of tsunamigenic landslides and subsequent tsunami generation, propagation, and run-up. This would allow for improved...

  3. Seismic Performance of Bridge Systems with Conventional and Innovative Materials (NEES-2005-0033)

    21 Aug 2017 | Contributor(s): Mehdi Saiidi, Ahmed Elgamal

    Title: Seismic Performance of Bridge Systems with Conventional and Innovative Materials (NEES-2005-0033)Description: Due to the complexity of structural performance during strong earthquakes and the highly nonlinear response of structural systems, computer simulations have to be verified...

  4. Sidesway Collapse of Deteriorating Structural Systems Under Seismic Excitations (NEES-2005-0084)

    21 Aug 2017 | Contributor(s): Helmut Krawinkler, Andrew Whittaker

    Title: Sidesway Collapse of Deteriorating Structural Systems Under Seismic Excitations (NEES-2005-0084)Year Of Curation: 2011Description: Understanding, predicting, and preventing collapse have always been major objectives of earthquake engineering.  Collapse is the main source of injuries...

  5. Deep Shear Wave Velocity Profiling for Seismic Characterization of Christchurch, NZ (NEES-2012-1173)

    21 Aug 2017 | Contributor(s): Brady Cox

    Title: Deep Shear Wave Velocity Profiling for Seismic Characterization of Christchurch, NZ - Reliably Merging Large Active-Source and Passive-Wavefield Surface Wave Methods (NEES-2012-1173)Year Of Curation: 2014Description: In 2010-2011, the city of Christchurch, New Zealand was devastated by a...

  6. SASW Measurements at USGS Hawaiian Strong Motion Network (NEES-2008-0523)

    14 Aug 2017 | Contributor(s): Ivan Wong, Brady Cox, Kenneth H. Stokoe

    Title: SASW Measurements at USGS Hawaiian Strong Motion Network (NEES-2008-0523)Year Of Curation: 2011Description: The SASW technique has been used to obtain VS profiles at USGS strong motion sites in the U.S. (e.g., Seattle, the Imperial Valley, and Los Angeles), and this technique has been well...

  7. Field Measurements of Nonlinear Soil Properties (NEES-2007-0516)

    14 Aug 2017 | Contributor(s): Kenneth H. Stokoe, Sharon Wood

    Title: Field Measurements of Nonlinear Soil Properties (NEES-2007-0516)Year Of Curation: 2011Description: The framework for a generalized field method to evaluate the shear modulus of soils in the linear and nonlinear strain ranges was developed. The field set-up utilizes a cylindrical,...

  8. System Behavior Factors For Composite And Mixed Structural Systems (NEES-2007-0440)

    14 Aug 2017 | Contributor(s): Roberto Leon, Jerome F. Hajjar, Nakin Suksawang

    Title: System Behavior Factors For Composite And Mixed Structural Systems (NEES-2007-0440)Year Of Curation: 2011Description: This project is a NEESR-II award with the aim of developing system behavior factors for frames with steel beams and composite beam-columns (composite frame system). This...

  9. International Hybrid Simulation of Tomorrow's Braced Frame Systems (NEES-2008-0570)

    14 Aug 2017 | Contributor(s): Stephen Mahin

    Title: International Hybrid Simulation of Tomorrow's Braced Frame Systems. (NEES-2008-0570)Year Of Curation: 2012Description: There were four braced frame specimens in this special concentric braced frame test program. Each test specimen consisted of a two-story, single bay concentric braced...

  10. Using the NEES Field Shakers to Induce Liquefaction at Previous Liquefaction Sites (NEES-2007-0414)

    10 Aug 2017 | Contributor(s): Kenneth H. Stokoe, Ellen Rathje

    Title: Using the NEES Field Shakers to Induce Liquefaction at Previous Liquefaction Sites (NEES-2007-0414)Year Of Curation: 2011Description: This dissertation details work conducted by researchers from the University of Texas at Austin aimed toward the development and implementation of a new...

  11. Experimental Investigation of a Prototype Elastomeric Structural Damper (NEES-2007-0411)

    10 Aug 2017 | Contributor(s): James Ricles, Richard Sause

    Title: Experimental Investigation of a Prototype Elastomeric Structural Damper (NEES-2007-0411)Year Of Curation: 2011Description: For many years, the design of seismic resistant building structures has had the goal of preventing collapse, and avoiding injury and loss of life in the event of an...

  12. Shake Table Response of Full Scale Reinforced Concrete Wall Building Slice (NEES-2006-0203)

    10 Aug 2017 | Contributor(s): Jose Restrepo

    Title: Shake Table Response of Full Scale Reinforced Concrete Wall Building Slice (NEES-2006-0203)Year Of Curation: 2013Description: The test structure is a slice of a 7-story residential building incorporating structural walls as the lateral force-resisting system. The structure was built at...

  13. Towards developing an engineering procedure for evaluating building performance on softened ground (NEES-2006-0224)

    10 Aug 2017 | Contributor(s): Jonathan Bray

    Title: Towards developing an engineering procedure for evaluating building performance on softened ground (NEES-2006-0224)Year Of Curation: 2009Description: Soil-foundation-structure-interaction (SFSI) plays a significant role in soil response and structure performance when ground softening...

  14. Surface Wave Methods for Deep Shear Wave Velocity Profiling Applied to Deep Sediments of MS Embayment (NEES-2006-0164)

    10 Aug 2017 | Contributor(s): Brent Rosenblad

    Title: Study of Surface Wave Methods for Deep Shear Wave Velocity Profiling Applied to the Deep Sediments of the Mississippi Embayment (NEES-2006-0164)Year Of Curation: 2011Description: Surface wave velocity measurements were performed using the low-frequency vibrator operated by the Network for...

  15. Hybrid Simulation and Shake-Table Tests on RC Buildings With Masonry Infill Walls (NEES-2006-0135)

    10 Aug 2017 | Contributor(s): Khalid Mosalam

    Title: Hybrid Simulation and Shake-Table Tests on RC Buildings With Masonry Infill Walls (NEES-2006-0135)Year Of Curation: 2009Description: The project aims towards developing a unified on-line experimental methodology combined with simulation to determine the dynamic performance of complex...

  16. Small-Amplitude Vibration Tests of a Full-Scale Reinforced Concrete Flat-Plate Structure (NEES-2014-1247)

    10 Aug 2017 | Contributor(s): Santiago Pujol

    Title: Small-Amplitude Vibration Tests of a Full-Scale Reinforced Concrete Flate-Plate Structure (NEES-2014-1247)Year Of Curation: 2014Description: The lateral stiffness and the free-vibration frequencies of a full-scale reinforced-concrete flat-plate structure were estimated by means of...

  17. Wind Tunnel Tests for Wind-Excited Benchmark Building (NEES-2014-1241)

    09 Aug 2017 | Contributor(s): Bijan Samali

    Title: Wind Tunnel Tests for Wind-Excited Benchmark Building (NEES-2013-1241)Year Of Curation: 2014Description: The 76-story 306 m tall benchmark building chosen as the prototype structure for this study. The buildinga??s plan view is approximately 42 m square with two 7 m chamfers on opposite...

  18. Parametric Identification of a Servo-Hydraulic Actuator for Real Time Hybrid Simulation (NEES-2013-1220)

    09 Aug 2017 | Contributor(s): Arun Prakash, Shirley Dyke

    Title: Parametric Identification of a Servo-Hydraulic Actuator for Real Time Hybrid Simulation (NEES-2013-1220)Year Of Curation: 2014Description: Real-Time Hybrid Simulation (RTHS) is an emerging structural testing technique to evaluate the behavior of large structures with earthquake loading....

  19. Feedforward actuator controller development using the backward-difference method for RT hybrid simulation (NEES-2013-1225)

    09 Aug 2017 | Contributor(s): Brian Phillips, Billie Spencer

    Title: Feedforward actuator controller development using the backward-difference method for real-time hybrid simulation (NEES-2013-1225)Year Of Curation: 2014Description: The backward-difference method is proposed as an alternative to discretize an improper continuous time model for use as a...

  20. Shake table study on the effect of diaphragm flexibility on out-of-plane dynamic stability of URM walls (NEES-2013-1195)

    09 Aug 2017 | Contributor(s): Ken Elwood

    Title: Shake table study on the effect of diaphragm flexibility on out-of-plane dynamic stability of unreinforced masonry walls (NEES-2013-1195)Year Of Curation: 2014Description: This project consists of an experimental study examining the out-of-plane stability under seismic loading of URM walls...