Helwig, Todd: шукати на сайті Z-Library

Liu, Yangqing, Helwig, Todd

Рік:

1997

Мова:

english

Файл:

PDF, 934 KB

english, 1997

Torsional Brace Strength Requirements for Steel I-Girder Systems

Журнал:

Fan, Zhanfei, Helwig, Todd A.

Рік:

2019

Мова:

english

Файл:

PDF, 614 KB

english, 2019

Behavior of Steel Box Girders with Top Flange Bracing

Журнал:

Helwig, Todd A., Frank, Karl H.

Рік:

1999

Мова:

english

Файл:

PDF, 251 KB

english, 1999

Stiffness Requirements for Diaphragm Bracing of Beams

Журнал:

Рік:

1999

Мова:

english

Файл:

PDF, 190 KB

english, 1999

Torsional Bracing of Columns

Журнал:

Liu, Yangqing, Helwig, Todd

Рік:

1999

Мова:

english

Файл:

PDF, 207 KB

english, 1999

Torsional Brace Strength Requirements for Steel I-Girder Systems

Журнал:

Рік:

2019

Файл:

PDF, 614 KB

2019

Shear Diaphragm Bracing of Beams. I: Stiffness and Strength Behavior

Журнал:

Morovat, Mohammed Ali, Lee, Jin Woo, Engelhardt, Michael D., Taleff, Eric M., Helwig, Todd A., Segrest, Victoria A.

Рік:

2008

Мова:

english

Файл:

PDF, 1.04 MB

english, 2008

Creep Properties of ASTM A992 Steel at Elevated Temperatures

Журнал:

Advanced Materials Research

Рік:

2012

Мова:

english

Файл:

PDF, 841 KB

english, 2012

Global Lateral Buckling of I-Shaped Girder Systems

Yura, Joseph, Helwig, Todd, Herman, Reagan, Zhou, Chong

Журнал:

Yousefpour, Hossein, Gallardo, Jose M., Helwig, Todd A., Bayrak, Oguzhan

Рік:

2008

Мова:

english

Файл:

PDF, 488 KB

english, 2008

Innovative precast, prestressed concrete network arches: Elastic response during construction

Журнал:

Structural Concrete

Рік:

2017

Мова:

english

Файл:

PDF, 2.92 MB

english, 2017

Lateral-Torsional Buckling of Singly Symmetric I-Girders with Stepped Flanges

Reichenbach, Matthew C., Liu, Yangqing, Helwig, Todd A., Engelhardt, Michael D.

Журнал:

Wang, Liqun, Helwig, Todd A.

Рік:

2020

Файл:

PDF, 3.44 MB

2020

Critical Imperfections for Beam Bracing Systems

Журнал:

Рік:

2005

Мова:

english

Файл:

PDF, 165 KB

english, 2005

[American Society of Civil Engineers Structures Congress 2008 - Vancouver, British Columbia, Canada (April 24-26, 2008)] Structures Congress 2008 - Stability Bracing of Beams by Shear Diaphragms

Рік:

2008

Мова:

english

Файл:

PDF, 248 KB

english, 2008

Shear Diaphragm Bracing of Beams. II: Design Requirements

Журнал:

Fan, Zhanfei “Tom”, Helwig, Todd A.

Рік:

2008

Мова:

english

Файл:

PDF, 543 KB

english, 2008

Distortional Loads and Brace Forces in Steel Box Girders

Журнал:

Quadrato, Craig, Battistini, Anthony, Helwig, Todd, Engelhardt, Michael, Frank, Karl

Рік:

2002

Мова:

english

Файл:

PDF, 138 KB

english, 2002

Increasing Girder Elastic Buckling Strength Using Split Pipe Bearing Stiffeners

Журнал:

Egilmez, O. Ozgur, Helwig, Todd A., Jetann, Charles A., Lowery, Richard

Рік:

2014

Мова:

english

Файл:

PDF, 1.36 MB

english, 2014

Stiffness and Strength of Metal Bridge Deck Forms

Журнал:

Wang, Liqun, Helwig, Todd A.

Рік:

2007

Мова:

english

Файл:

PDF, 723 KB

english, 2007

Stability Bracing Requirements for Steel Bridge Girders with Skewed Supports

Журнал:

Stith, Jason C., Helwig, Todd A., Williamson, Eric B., Frank, Karl H., Engelhardt, Michael D., Schuh, Andrew C., Farris, Jamie F., Petruzzi, Brian J.

Рік:

2008

Мова:

english

Файл:

PDF, 726 KB

english, 2008

Behavior of Horizontally Curved I-Girders during Lifting

Журнал:

Stith, Jason C., Helwig, Todd A., Williamson, Eric B., Frank, Karl H., Engelhardt, Michael D., Schuh, Andrew C., Farris, Jamie F.

Рік:

2013

Мова:

english

Файл:

PDF, 1.77 MB

english, 2013

Comparisons of the Computed and Measured Behavior of Curved Steel I-Girders during Lifting

Журнал:

Fasl, Jeremiah D., Stith, Jason C., Helwig, Todd A., Schuh, Andrew, Farris, Jamie, Engelhardt, Michael D., Williamson, Eric B., Frank, Karl H.

Рік:

2012

Мова:

english

Файл:

PDF, 1.65 MB

english, 2012

Instrumentation of a Horizontally Curved Steel I-Girder Bridge during Construction

Журнал:

Egilmez, O. Ozgur, Helwig, Todd A., Herman, Reagan

Рік:

2015

Мова:

english

Файл:

PDF, 3.57 MB

english, 2015

Using Metal Deck Forms for Construction Bracing in Steel Bridges

Журнал:

Battistini, Anthony D., Wang, Weihua, Helwig, Todd A., Engelhardt, Mike D., Frank, Karl H.

Рік:

2016

Мова:

english

Файл:

PDF, 1.75 MB

english, 2016

Stiffness Behavior of Cross Frames in Steel Bridge Systems

Журнал:

Transportation Research Record Journal of the Transportation Research Board

Рік:

2016

Мова:

english

Файл:

PDF, 2.61 MB

english, 2016

SPIE Proceedings [SPIE SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring - San Diego, California, USA (Sunday 6 March 2011)] Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security 2011 - Development of a wireless monitoring system for fracture-critical bridges

Fasl, Jeremiah, Samaras, Vasilis, Reichenbach, Matthew, Helwig, Todd, Wood, Sharon L., Potter, David, Lindenberg, Richard, Frank, Karl

Рік:

2011

Мова:

english

Файл:

PDF, 2.05 MB

english, 2011

SPIE Proceedings [SPIE SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring - San Diego, California (Sunday 11 March 2012)] Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security 2012 - Development of a wireless strain node and the software to monitor fracture-critical bridges

Fasl, Jeremiah, Samaras, Vasileios, Reichenbach, Matt, Helwig, Todd, Wood, Sharon L., Potter, David, Lindenberg, Richard, Frank, Karl, Gyekenyesi, Andrew L.

Рік:

2012

Мова:

english

Файл:

PDF, 1.04 MB

english, 2012

Evaluation of Wireless Devices for Monitoring Fracture-Critical Steel Bridges

Fasl, Jeremiah, Helwig, Todd, Wood, Sharon, Samaras, Vasilis, Potter, David, Lindenberg, Richard, Frank, Karl

Журнал:

Рік:

2010

Мова:

english

Файл:

PDF, 1.61 MB

english, 2010

[American Society of Civil Engineers Structures Congress 2009 - Austin, Texas, United States (April 30-May 2, 2009)] Structures Congress 2009 - Effectiveness of Bent Plate Connection for End Cross-Frames in Skewed Steel Bridges

Battistini, Anthony, Quadrato, Craig, Helwig, Todd, Engelhardt, Michael, Frank, Karl

Мова:

english

Файл:

PDF, 1.02 MB

english

Large-scale fatigue testing of post-installed shear connectors in partially-composite bridge girders

Ghiami Azad, Amir Reza, Kreitman, Kerry, Engelhardt, Michael, Helwig, Todd, Williamson, Eric

Журнал:

Ghiami Azad, Amir Reza, Kreitman, Kerry, Engelhardt, Michael, Helwig, Todd, Williamson, Eric

Рік:

2019

Мова:

english

Файл:

PDF, 5.05 MB

english, 2019

Large-scale fatigue testing of post-installed shear connectors in partially-composite bridge girders

Журнал:

Han, Liwei, Belivanis, Konstantinos V., Helwig, Todd A., Tassoulas, John L., Engelhardt, Michael D., Williamson, Eric B.

Рік:

2019

Файл:

PDF, 5.05 MB

2019

Field and computational investigation of elastomeric bearings in high-demand steel girder application

Журнал:

Jeremiah Fasl, Todd Helwig, Sharon L. Wood, Praveen Pasupathy, Dean P. Neikirk, Frank Raffaeli

Рік:

2019

Мова:

english

Файл:

PDF, 2.12 MB

english, 2019

Factors affecting wireless network communication in monitoring systems for steel bridges

Журнал:

Journal of Civil Structural Health Monitoring

Рік:

2012

Мова:

english

Файл:

PDF, 1.21 MB

english, 2012

Probabilistic method for estimating remaining fatigue life in steel bridges using measured strain data

Fasl, Jeremiah, Helwig, Todd, Wood, Sharon L.

Журнал:

Journal of Civil Structural Health Monitoring

Рік:

2013

Мова:

english

Файл:

PDF, 618 KB

english, 2013

[American Society of Civil Engineers Structures Congress 2009 - Austin, Texas, United States (April 30-May 2, 2009)] Structures Congress 2009 - Front Matter

Griffis, Lawrence, Helwig, Todd, Waggoner, Mark, Hoit, Marc

Рік:

2009

Мова:

english

Файл:

PDF, 1.62 MB

english, 2009

Lateral Stiffness of Steel Bridge I-Girders Braced by Metal Deck Forms

Egilmez, O. Ozgur, Herman, Reagan S., Helwig, Todd A.

Журнал:

Morovat, Mohammed Ali, Engelhardt, Michael D., Taleff, Eric M., Helwig, Todd

Рік:

2009

Мова:

english

Файл:

PDF, 509 KB

english, 2009

Importance of Time-Dependent Material Behavior in Predicting Strength of Steel Columns Exposed to Fire

Журнал:

Applied Mechanics and Materials

Рік:

2011

Мова:

english

Файл:

PDF, 1.21 MB

english, 2011

Buckling Behavior of Steel Bridge I-Girders Braced by Permanent Metal Deck Forms

Egilmez, O. Ozgur, Helwig, Todd A., Herman, Reagan

Журнал:

Reichenbach, Matthew, Fasl, Jeremiah, Samaras, Vasilis A., Wood, Sharon, Helwig, Todd, Lindenberg, Richard, Gyekenyesi, Andrew L.

Рік:

2012

Мова:

english

Файл:

PDF, 1.09 MB

english, 2012

SPIE Proceedings [SPIE SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring - San Diego, California (Sunday 11 March 2012)] Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security 2012 - Evaluating vehicular-induced bridge vibrations for energy harvesting applications

Рік:

2012

Мова:

english

Файл:

PDF, 1.40 MB

english, 2012

Fatigue Response of a Fracture-Critical Bridge at the End of Service Life

Fasl, Jeremiah, Helwig, Todd, Wood, Sharon L.

Журнал:

Journal of Performance of Constructed Facilities

Рік:

2016

Мова:

english

Файл:

PDF, 7.85 MB

english, 2016

[American Society of Civil Engineers Structures Congress 2009 - Austin, Texas, United States (April 30-May 2, 2009)] Structures Congress 2009 - A Method to Calculate Rotational Deformations of Curved Plate Girders during Lifting

Stith, Jason, Schuh, Andrew, Farris, Jamie, Helwig, Todd, Williamson, Eric, Frank, Karl, Engelhardt, Michael

Рік:

2009

Мова:

english

Файл:

PDF, 621 KB

english, 2009

High-Temperature Creep Buckling Phenomenon of Steel Columns Subjected to Fire

Morovat, Mohammed, Engelhardt, Michael, Helwig, Todd, Taleff, Eric

Журнал:

Journal of Structural Fire Engineering

Рік:

2014

Мова:

english

Файл:

PDF, 616 KB

english, 2014

[American Society of Civil Engineers Structures Congress 2007 - Long Beach, California, United States (May 16-19, 2007)] New Horizons and Better Practices - Use of Lean-On Cross-Frame Bracing in Steel Girder Bridges

Herman, Reagan S., Helwig, Todd A., Zhou, Chong

Рік:

2007

Мова:

english

Файл:

PDF, 53 KB

english, 2007

Shakedown Behavior of a Continuous Steel Bridge Girder Strengthened With Post-Installed Shear Connectors

Kreitman, Kerry, Ghiami Azad, Amir Reza, Engelhardt, Michael, Helwig, Todd, Williamson, Eric

Журнал:

Structures

Рік:

2016

Мова:

english

Файл:

PDF, 1.68 MB

english, 2016

SPIE Proceedings [SPIE SPIE Smart Structures and Materials + Nondestructive Evaluation and Health Monitoring - San Diego, California (Sunday 11 March 2012)] Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security 2012 - Long-term gage reliability for structural health monitoring of steel bridges

Samaras, Vasilis A., Gyekenyesi, Andrew L., Fasl, Jeremiah, Reichenbach, Matt, Helwig, Todd, Wood, Sharon, Frank, Karl

Рік:

2012

Мова:

english

Файл:

PDF, 7.35 MB

english, 2012

[American Society of Civil Engineers Structures Congress 2005 - New York, New York, United States (April 20-24, 2005)] Structures Congress 2005 - New Directions for Stability Bracing of Steel Bridge Girders

Helwig, Todd A.

Рік:

2005

Мова:

english

Файл:

PDF, 1018 KB

english, 2005

Use of Strain Data to Estimate Remaining Fatigue Life of a Fracture-Critical Bridge

Fasl, Jeremiah, Helwig, Todd, Wood, Sharon, Frank, Karl

Журнал:

Transportation Research Record Journal of the Transportation Research Board

Рік:

2012

Мова:

english

Файл:

PDF, 1.68 MB

english, 2012

User-Friendly Finite Element Analysis Software for Analysis of Curved-Steel I-Girder Bridges

Stith, Jason, Petruzzi, Brian, Kim, Hyeong, Helwig, Todd, Williamson, Eric, Frank, Karl, Engelhardt, Michael

Журнал:

Transportation Research Record Journal of the Transportation Research Board

Рік:

2010

Мова:

english

Файл:

PDF, 1.53 MB

english, 2010

Improved Cross-Frame Connection Details for Steel Bridges with Skewed Supports

Quadrato, Craig, Battistini, Anthony, Frank, Karl, Helwig, Todd, Engelhardt, Michael

Журнал:

Transportation Research Record Journal of the Transportation Research Board

Рік:

2010

Мова:

english

Файл:

PDF, 450 KB

english, 2010

Comparison of detailing methods for straight skewed steel I-girder bridges

Gull, Jawad H., Azizinamini, Atorod, Helwig, Todd A.

Журнал: