Investigation of the effect of Transfer System Delay on Multi-degree of Freedom System Real-time Hybrid Simulation

03 May 2013 | Publications | Contributor(s): Amin Maghareh, Shirley Dyke

Real-time hybrid simulation (RTHS) is a promising cyber-physical technique for the experimental evaluation of civil infrastructure systems subject to extreme dynamic loading. It allows for simulation …

http://nees.org/resources/6219

Ambassador Program at Howard University overview

11 Apr 2013 | Learning Objects | Contributor(s): Indira Sirjue, Valencia Tayler, Samrakshak Lamichhane, NEES EOT

A power point presentation outlining the activities of the Ambassador Program at Howard University.

http://nees.org/resources/5811

NEEShub Databases, Quick access to concrete data

04 Apr 2013 | Publications | Contributor(s): JoAnn Browning, Santiago Pujol, Rudi Eigenmann, Julio Ramirez

NEES researchers describe the benefits of using the NEEShub cyberinfrastructure for conducting earthquake engineering studies and in particular, studies related to the behavior of concrete. The paper …

http://nees.org/resources/5768

NEES for Kids

04 Apr 2013 | Multimedia | Contributor(s): NEES EOT

Kids testing K'Nex structures on the outdoor shake table at UC San Diego.

http://nees.org/resources/5764

Wave absorbing-boundary method in seismic centrifuge simulation of vertical free-field ground motion

26 Mar 2013 | Citations | Contributor(s): Mahdi Soudkhah, R.Y.S. Pak

An evaluation of the method of experimental seismic simulation of coupled horizontal and vertical free-field ground motion by wave-absorbing boundary and centrifuge modeling is presented. By …

http://nees.org/resources/5712

NEES@Oregon State Wave Flumes: E-Week Poster

04 Feb 2013 | Learning Objects | Contributor(s): Alicia Lynn Lyman-Holt, NEES EOT

NEES@Oregon State Wave Flumes: E-Week Poster Developed by Alicia Lyman-Holt

http://nees.org/resources/5556

Tsunami in a Bottle

16 Oct 2012 | Learning Objects | Contributor(s): NEES EOT

This activity is one of several in a basic curriculum designed to increase student knowledge about earthquake science and preparedness. The activities can be done at any time in the weeks leading up …

http://nees.org/resources/5049

ACI 369 Rectangular Column Database

22 Sep 2012 | Databases | Contributor(s): Wassim Ghannoum, Balaji Sivaramakrishnan, Santiago Pujol, Ann Christine Catlin, Sumudinie Fernando, Nabeel Yoosuf, Ying Wang

The American Concrete Institute (ACI) committee 369 (Seismic Repair and Rehabilitation) is in the process of updating provisions pertaining to reinforced concrete structures of the American Society …

http://nees.org/resources/3659

Assessment to be used with "Become An Engineer" Lesson #4432

01 Aug 2012 | Learning Objects | Contributor(s): Pamela McClure

This is an example of a brief exit survey/assessment that could be used after the Become An Engineer  learning object (Learning object 4432)

http://nees.org/resources/4772

Ambient and Forced Vibration Testing of a Reinforced Concrete Building Before and After its Seismic Retrofitting

30 Jul 2012 | Publications | Contributor(s): Serdar Soyoz, Ertugrul Taciroglu, Kutay Orakcal, Robert Nigbor, Derek A Skolnik, Hilmi Lus, Erdal Safak

Description of the tests and analysis of the data (paper accepted for publication in the ASCE Journal of Structural Engineering)

http://nees.org/resources/4543

Introduction to seismic fitness

03 Jun 2012 | Learning Objects | Contributor(s): Valentin Shustov

The term Seismic fitness stands for ability of buildings or civil engineering structures to perform their basic operational functions with seismic risk limited to acceptable level. Seismic fitness …

http://nees.org/resources/4450

Sugarcane Wastes as Pozzolanic Materials: Application of a Mathematical Model

06 Apr 2012 | Publications | Contributor(s): Ernesto Villar-Cociña

This paper shows the importance of the calcining temperature on the activation of wastes from sugar cane industries and its use as pozzolanic material. Research on the reaction kinetics between lime …

http://nees.org/resources/4334

RAPID: The Tohoku Catastrophe: Volunteers and Non-Profit Organizations in Post-Kobe Japan

09 Feb 2012 | Poster | Contributor(s): Alex Greer

nbsp; Following Quarantelli (2000, 2005), catastrophes are significantly different types of events from disasters, especially in their response and consequences. In fact, relatively few …

http://nees.org/resources/4254

US-Japan Reinforced Concrete Buildings Research Collaboration

08 Feb 2012 | Poster | Contributor(s): John Wallace, Mark Aschheim, Hitoshi Shiohara, Zeynep Tuna

Recent NSF RAPID Projects involving US-Japan collaboration related to reinforced concrete buildings are descibed. These projects include: (1) E-Defense Shaking Table Tests of RC Buildings …

http://nees.org/resources/4240

NSF: RAPID: Collaborative Research: Using Lessons from the Disaster in Japan to Develop Communications for Emergency Situations

08 Feb 2012 | Poster | Contributor(s): Arjan Durresi, Raj Jain

During disasters, the telecommunication infrastructure are usually heavily damaged or overloaded, which leads to serious disruptions in the warning and rescue operations. Similarly, part of the …

http://nees.org/resources/4245

Forensic Analysis of Eccentrically Braced Fracture in the 22nd February, 2011 Christchurch Earthquake

31 Jan 2012 | Poster | Contributor(s): Amit Kanvinde

nbsp; A detailed forensic analysis of field fractures of Eccentrically Braced Frames (EBFs) is presented. These fractures, which occurred during the February 22, 2011 Christchurch, New Zealand …

http://nees.org/resources/4143

Mountains and Sedimentary Rock

29 Nov 2011 | Learning Objects | Contributor(s): Sandra Seale, Hanna Vincent, NEES EOT

Explore how moving continental plates can form mountains using a simple experiment with sand and flour. Why do mountains and some hills have layered rocks in them? Standards: National Science …

http://nees.org/resources/3918

What are Earthquakes?

10 Nov 2011 | Learning Objects | Contributor(s): Catherine Ellen French, NEES EOT

Plate tectonics is a theory that describes the movement of the Earth #39;s crust. The Earth #39;s outer shell consists of individual plates, which interact in various ways and thereby produce …

http://nees.org/resources/3828

Understanding How Earthquakes Affect the Built Environment: Day 5

19 Oct 2011 | Learning Objects | Contributor(s): Amy Cerato, NEES EOT

This engineering educational module on the behavior of piles in soft clays during earthquake loading seeks to introduce engineering as a viable career to 5th-8th graders and teach students how …

http://nees.org/resources/3719

Geologic Time and Half Life (Sam Lee)

27 Sep 2011 | Learning Objects | Contributor(s): NEES EOT

In this activity, the idea of radioactive decay, or a half life, is shown to students through a simple demonstration involving the number of heads-up pennies in a box. - Activity Objectives This …

http://nees.org/resources/3600