Skip to Main Navigation. Each navigation link will open a list of sub navigation links.

Skip to Main Content

Apply to the University of Wyoming

Global Resource Navigation

Visit Campus
Download UW Viewbook
Give to UW

Civil and Architectural Engineering

College of Engineering and Applied Science

Johnn P. Judd

Assistant Professor of Civil Engineering

Room 3099, Engineering Building
University of Wyoming

College of Engineering and Applied Science

Department of Civil & Architectural Engineering

Dept. 3295
1000 E. University Avenue
Laramie, WY 82071
Office Phone: 307.766.6142
Fax Number: 307.766.2221


Johnn P. Judd

Education:

  • Virginia Tech, Ph.D. Civil Engineering, 2015

    Dissertation: Multi-hazard performance of steel moment-frame buildings with collapse prevention systems in the central and eastern United States 
    Advisors: Finley Charney (Chair), Roberto Leon, Martin Chapman, Adrian Rodriguez-Marek, and Matthew Eatherton

  • Brigham Young University, M.S. Civil Engineering, 2005

    Thesis: Analytical modeling of wood-frame shear walls and diaphragms 
    Advisors: Fernando Fonseca (Chair), Richard Balling

  • Brigham Young University, B.S. cum laude Civil Engineering, 2002

Research Areas
  • Infrastructure resiliency
  • Multiple hazard performance-based engineering
  • Advanced computational modeling
  • Steel and steel-concrete composite structures
  • Wood light-frame and timber frame structures

Licensure

  • Professional Structural Engineer, Utah
  • Professional Engineer, Pennsylvania

Service

  • Reviewer 
    ASCE Journal of Structural Engineering 
    Construction and Building Materials
  • Committee Member 
    ASCE 7 Ad-Hod Wind Performance Based Design Committee, 2014-
  • Professional Memberships 
    ASCE Structural Engineering Institute 
    American Society for Engineering Education 
    Earthquake Engineering Research Institute 
    American Association for Wind Engineering 
    American Institute of Steel Construction 
    American Concrete Institute

Awards

  • American Institute of Steel Construction Travel Grand, 2015
  • Charles E. Via, Jr. Doctoral Fellowship, Virginia Tech, 2011-2014
  • Turner Fellowship, Virginia Tech, 2011-2012
  • Research Presentation Award, Brigham Young University, 2003
  • Nominated as a Writing Fellow, Brigham Young University, 1999
  • College Scholarship, Brigham Young University, 1999
  • Department Scholarship, Brigham Young University, 1998-2001
  • Undergraduate Mentoring Grant, Brigham Young University, 1997
  • Wimmer Scholarship, Brigham Young University, 1996-1998

List of Recent Publications

Refereed Journal Articles

  1. Judd JP, Eatherton MR, Charney FA, Phillips AR, Tola-Tola A. “Cyclic testing of all-steel buckling-restrained brace subassemblages.”  In preparation for the Journal of Constructional Steel Research.
  2. Judd JP, Charney FA. “Seismic collapse prevention system for steel-frame buildings.” Under review for the Journal of Constructional Steel Research.
  3. Jarrett JA, Judd JP, Charney FA. “Comparative evaluation of innovative and traditional seismic-resistant systems using FEMA P-58.” Journal of Constructional Steel Research, 105: 107–118, 2015.
  4. Judd JP, Fonseca FS, Walker CR, Thorley PR. “Tensile strength of varied-angle mortise and tenon connections in timber frames.” Journal of Structural Engineering, 138(5): 636–644, 2012.
  5. Judd JP, Fonseca FS. “Hysteresis modeling for nailed sheathing connections in wood shear walls and diaphragms.”Revista Madeira: Arquitetura e Engenharia, 8(20), 2008.
  6. Fonseca FS, Judd JP, Burns J. “Strength of plywood joints with overdriven nails.” Forest Products Journal, 56(7/8): 33–38, 2006.
  7. Judd JP, Fonseca FS. “Analytical model for sheathing-to-framing connections in wood shear walls and diaphragms.”Journal of Structural Engineering, 131(2): 345–352, 2005.
  8. Judd JP, Fonseca FS. “Strength and behavior of hybrid diaphragms.” Journal of Composites for Construction, 6(4): 215–223, 2002.

Refereed Conferences

  1. Judd JP. “Seismic collapse risk of steel-concrete composite moment-frame buildings.” Abstract accepted, International Colloquium on Stability and Ductility of Steel Structures (SDSS), May 30–June 1, Timișoara, România, 2016.
  2. Judd JP. “Spectral-matched ground motions for seismic performance assessment.” Abstract accepted, International Colloquium on Stability and Ductility of Steel Structures (SDSS), May 30–June 1, Timișoara, România, 2016.
  3. Charney FA, Judd JP, Flores FX. “The influence of gravity framing on the performance of steel buildings subjected to seismic loads.” Submitted, Connections in Steel Structures Workshop, May 24–26, Boston, Massachusetts, 2016.
  4. Judd JP, Phillips AR, Eatherton MR, Charney FA, Marinovic I, Hyder S. “Subassemblage testing of all-steel web-restrained braces (WRB).” Proceedings, 8th Conference on Behavior of Steel Structures in Seismic Areas (STESSA), July 1–3, Shanghai, China, 2015.
  5. Judd JP, Hardyniec AB, Charney FA. “Modeling aspects for collapse analysis of steel moment-frame buildings.”Proceedings, 8th Conference on Behavior of Steel Structures in Seismic Areas (STESSA), July 1–3, Shanghai, China, 2015.
  6. Judd JP, Charney FA. “Seismic collapse prevention systems.” Proceedings, 10th National Conference on Earthquake Engineering (NCEE), Earthquake Engineering Research Institute, July 21–25, Anchorage, Alaska, 2014.
  7. Judd JP, Charney FA. “Earthquake risk analysis of structures.” Proceedings, 9th International Conference on Structural Dynamics (Eurodyn), European Association for Structural Dynamics (EASD) and the Faculty of Engineering of the University of Porto (FEUP), June 30–July 2, Porto, Portugal, 2014.
  8. Walker CR, Fonseca FS, Thorley, PR, Judd JP. “Tensile capacity of timber-frame mortise and tenon connections.”Proceedings, 10th World Conference on Timber Engineering, June 2–5, Miyazaki, Japan, 2008.
  9. Brown SB, Judd JP, Fonseca FS. “Parametric study of shear walls with over-driven sheathing nails.” Proceedings, 10th World Conference on Timber Engineering, June 2–5, Miyazaki, Japan, 2008.
  10. Judd JP, Fonseca FS. “Equivalent single degree of freedom model for wood shearwalls and diaphragms.” Proceedings, 9th World Conference on Timber Engineering, August 6–10, Portland, Oregon, 2006.
  11. Fonseca FS, Judd JP. “Implementation of an oriented sheathing-to-framing connector model into CASHEW.”Proceedings, 8th World Conference on Timber Engineering, June 14–17, Lahti, Finland, Finnish Association of Civil Engineers RIL, Helsinki, Finland, 2004.
  12. Judd JP, Fonseca FS. “Hysteresis models for nailed sheathing-to-framing connections in wood shear walls and diaphragms.” Proceedings, 8th World Conference on Timber Engineering, June 14–17, Lahti, Finland, Finnish Association of Civil Engineers RIL, Helsinki, Finland, 2004.
  13. Fonseca FS, Judd JP. “Effect of overdriven-nail-depth combinations on wood shear wall strength.” Proceedings, 8th World Conference on Timber Engineering, June 14–17, Lahti, Finland, Finnish Association of Civil Engineers RIL, Helsinki, Finland, 2004.
  14. Judd JP, Fonseca FS. “Analytical modeling of nailed sheathing connections in wood shear walls.” Anais do IX Encontro Brasileiro em Madeiras e Estruturas de Madeira, July 28–30, Cuiaba, Brazil, Instituto Brasileiro da Madeira e Estruturas de Madeira, Sao Paulo, Brazil, 2004.
  15. Judd JP, Fonseca FS. “Hysteresis model parameters for nailed sheathing connections in wood shear walls.” Anais do IX Encontro Brasileiro em Madeiras e Estruturas de Madeira, July 28–30, Cuiaba, Brazil, Instituto Brasileiro da Madeira e Estruturas de Madeira, Sao Paulo, Brazil, 2004.
  16. Judd JP, Fonseca FS. “Shear wall strength reduction from overdriven nails.” Anais do IX Encontro Brasileiro em Madeiras e Estruturas de Madeira, July 28-30, Cuiaba, Brazil, Instituto Brasileiro da Madeira e Estruturas de Madeira, Sao Paulo, Brazil, 2004.
  17. Judd JP, Fonseca FS. “FRP strengthened wood-frame roofs.” Proceedings, SAMPE Conference, May 11–15, Long Beach, California, Society for the Advancement of Material and Process Engineering, Covina, California, 2003.
  18. Judd JP, Fonseca FS. “Nonlinear analysis of wood shear walls and diaphragms.” The 1st Virtual World Conference for Civil Engineering, July 1, American Society of Civil Engineers, Reston, Virginia, 2002.
  19. Judd JP, Fonseca FS. “Behavior of timber-composite diaphragms under quasi-static loading.” Proceedings, 2nd International Conference on Engineering Materials, August 16–19, San Jose, California, Canadian Society for Civil Engineering, and Japan Society of Civil Engineers, Montréal, Québec, Vol. 1, 391–401, 2001.

Non-Refereed Publications

  1. Judd JP, Charney FA. "Still standing: exploring new collapse prevention systems for seismic events." Modern Steel Construction, October, 2015.
  2. Judd JP, Charney FA.  “Wind performance assessment of buildings.” Proceedings, Geotechnical and Structural Engineering Congress, American Society of Civil Engineers, February 14–17, Phoenix, Arizona, 2016.
  3. Judd JP, Charney FA, Pryor SE. “Retrofit of steel-frame buildings using enhanced gravity-frame connections.”Proceedings, 2nd Conference on Improving the Seismic Performance of Existing Buildings and Other Structures, Applied Technology Council and Structural Engineering Institute of the American Society of Civil Engineers, December 10–12, San Francisco, California, 2015.
  4. Judd JP, Charney FA. “Still standing: exploring new collapse prevention systems for seismic events.” Modern Steel Construction, American Institute of Steel Construction, October, 2015.
  5. Judd JP, Charney FA. “Inelastic building behavior and collapse risk for wind loads.” Proceedings, 46th Structures Congress, American Society of Civil Engineers, April 23–25, Portland, Oregon, 2015.
  6. Judd JP, Charney FA. “Resilience of steel moment-frame buildings with reserve lateral strength.” Proceedings, 15th US-Japan Workshop on the Improvement of Structural Engineering and Resiliency, December 3–5, Hawaii, 2014.
  7. Judd JP, Charney FA. “Performance-based design in the central and eastern United States.” Proceedings, 45th Structures Congress, American Society of Civil Engineers, April 3–5, Boston, Massachusetts, 2014.
  8. Judd JP, Charney FA. “Seismic performance of buildings designed for wind.” Proceedings, 45th Structures Congress, American Society of Civil Engineers, April 3–5, Boston, Massachusetts, 2014.
  9. Thorley PR, Judd JP. “Sustainable building using interlocking cross-laminated timber” SEAU News, Structural Engineers Association of Utah, Vol. 15, No. 8, Salt Lake City, Utah, 2011.
  10. Judd JP, Fonseca FS. “Finite-element analysis of wood diaphragms and shear walls using ABAQUS.” Proceedings, ABAQUS Users' Conference, May 29–31, Newport, Rhode Island, ABAQUS, Inc., Providence, Rhode Island, 2002.
  11. Judd JP, Fonseca FS. “Rehabilitation of wood diaphragms with fiberglass panels.” Proceedings, 2nd Annual Conference on Durability and Disaster Mitigation in Wood-Frame Housing, November 6–7, Madison, Wisconsin, Forest Products Society, Madison, Wisconsin, 2000.
  12. Judd JP, Fonseca FS. “FRP-wood nailed joint behavior.” Proceedings, 45th International SAMPE Symposium and Exhibition, May 21-25, Long Beach, California, Society for the Advancement of Material and Process Engineering, Covina, California, 895–902, 2000.
  13. Judd JP. “Monotonic and cyclic response of fiber reinforced polymer panels fastened to wood framing.” Brigham Young University Journal of Undergraduate Research & Creative Activities, Office of Research & Creative Activities, Brigham Young University, Provo, Utah, 163–165, 1997.

Technical Reports

  1. Judd JP, Eatherton MR, Charney FA, Phillips, AR. Cyclic testing of all-steel web-restrained brace (WRB-300 series) subassemblages. Structural Engineering and Materials Report No. CE/VPI-ST-14/08, Department of Civil and Environmental Engineering, Virginia Tech, Blacksburg, Virginia, 2014.
  2. Judd JP, Eatherton MR, Charney FA, Phillips, AR. Cyclic testing of all-steel web-restrained brace (WRB) subassemblages—part II. Structural Engineering and Materials Report No. CE/VPI-ST-14/08, Department of Civil and Environmental Engineering, Virginia Tech, Blacksburg, Virginia, 2014.
  3. Charney FA, Aswegan K, Atlayan O, Flores FX, Hardyniec A, Jarrett J, Judd JP. Topics in performance based earthquake and wind engineering. Grant 60ANB10D107 report to the National Institute of Standards and Technology (NIST), Gaithersburg, Maryland, 2013.
  4. TECO, Inc. “Reduction in shear capacity due to overdriven fasteners.” TECH Tips 2005/13 OVRDRNLS. Timberco (TECO), Inc., Sun Prairie, Wisconsin, 2005.
  5. Rabe J, Judd JP, Fonseca FS. “Task 1.4.8.1 Effect of fastener head penetration on sheathing-to-wood connections: A progress report.” The Consortium of Universities for Research in Earthquake Engineering (CUREE)-Caltech Woodframe Project, Richmond, California, 1999.

Invited Presentations

  1. Judd JP, Charney FA. “Innovative collapse prevention system for seismic effects.” NASCC The Steel Conference, American Institute for Steel Construction, March 25–27, Nashville, Tennessee, 2015.
  2. Judd JP, Flores, FX. “Seismic performance of steel-frame buildings.” OpenSees Workshop, Virginia Tech, September 27-28, Blacksburg, Virginia, 2013.

Share This Page:

Contact Us

Civil & Architectural Engineering

EN 3074

Dept. 3295

1000 E. University Ave.

Laramie, WY 82071

Phone: (307)766-2390

Email: cae.info@uwyo.edu

Find us on Facebook (Link opens a new window)

1000 E. University Ave. Laramie, WY 82071
UW Operators (307) 766-1121 | Contact Us | Download Adobe Reader

Twitter Icon Youtube Icon Instagram Icon Vimeo Icon Facebook Icon

Accreditation | Emergency Preparedness | Employment at UW | Gainful Employment | Privacy Policy | Accessibility Accessibility information icon