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National Science Foundation
About NEES
The Tools of NEES
System Integration
Shake Tables
Large-Scale Laboratories
Tsunami Wave Basin
Geotechnical Centrifuges
Field-Testing Equipment
NEES Grand Opening
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Photo of crowd gathered around large mechanical equipment

A view of T-Rex, Liquidator, and Thumper at the nees@UTexas site, during the University of Texas open house on March 6, 2004. Campus visitors experienced the ground shaking provided by T-Rex, the 3-axis vibrator.

Credit: Ellen M. Rathje, nees@Utexas

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Field Testing Equipment
photograph of large vehicle. Click for larger image.

Large-Scale Mobile Shakers and Associated Instrumentation for Dynamic Field Studies of Geotechnical and Structural Systems

University of Texas, Austin


Network for Earthquake Engineering Simulation A Special Report