Troy Morgan
Troy A. Morgan, Ph.D., P.E.
Managing Engineer
Buildings & Structures
  • New York

Dr. Troy Morgan specializes in the risk analysis and performance assessment of structures under extreme loading such as earthquakes, wind, flood, and explosions. He has served as a consultant on major projects, assisting with the analysis and design of essential structures including healthcare facilities, laboratories, industrial buildings, and critical infrastructure requiring sophisticated analysis techniques and the applications of advanced seismic protective systems. Dr. Morgan also has substantial consulting experience with the nuclear power generating industry, evaluating seismic risk to new and existing safety critical structures and equipment through ground motion selection/scaling and nonlinear structural analysis including soil-structure interaction.

As a recognized expert in the field of seismic isolation and passive energy dissipation systems, Dr. Morgan has performed extensive research on the numerical simulation and experimental behavior of innovative seismic protective devices and optimization of their use within performance-based engineering frameworks. He provides analysis, design, and expert peer review services for complex structures incorporating innovative structural systems, including those incorporating recently-developed modular construction techniques.

Prior to joining Exponent, Dr. Morgan was Assistant Professor at the Center for Urban Earthquake Engineering at the Tokyo Institute of Technology in Japan. He has also held positions as a post-doctoral researcher at the Pacific Earthquake Engineering Research Center and as a design engineer at Forell/Elsesser Engineers Inc.

CREDENTIALS & PROFESSIONAL HONORS

  • Ph.D., Civil and Environmental Engineering, University of California, Berkeley, 2007
  • M.E., Civil and Environmental Engineering, University of California, Berkeley, 2000
  • B.S., Civil and Environmental Engineering, University of California, Berkeley, 1998
  • NEHRP Graduate Fellowship in Earthquake Hazard Reduction, 2005

    Outstanding Graduate Student Instructor Award, UC Berkeley, 2004

    SEAONC Excellence in Structural Engineering Award 2004

    ASCE Western Regional Outstanding Young Civil Engineer in the Private Sector, 2003

    SEAONC Giles Scholarship, 2003

    Best Paper Award: 5th World Congress on Joints, Bearings, and Seismic Systems, 2001

    NSF Japan Summer Institute, 2000

    Clement T. Wiskocil Award, 1998

LICENSES & CERTIFICATIONS

Licensed Professional Engineer, California, #C63245

Licensed Professional Engineer, Connecticut, #PEN.0029247

Licensed Professional Engineer, New Jersey, #24GE05060100

Licensed Professional Engineer, New York, #091488

Licensed Professional Engineer, Georgia, #PE039236

Licensed Professional Engineer, Alabama, #35719-E

Publications

Morgan TA, Jampole E. Performance of base isolated structures in recent pacific rim earthquakes: Lessons learned and implications for US practice. Proceedings, 87th SEAOC Convention, Maui, HI, 2016.

McDonald BM, Morgan TA, Swensen SD. Use of Bayesian updating to improve fragility estimates for single-family houses in San Francisco. Proceedings, 87th SEAOC Convention, Maui, HI, 2016.

Morgan TA. Code-based design: Seismic isolation of buildings. Chapter in: Encyclopedia of Earthquake Engineering. Berlin: Springer, 2015.

Uriz P, Morgan T, Risk assessment of emergency diesel generator subject to design basis earthquake shaking. ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part B: Mechanical Engineering 2015; in press.

Morgan T, DeVore C, Peraza D. Collapse of crossed pendulum ceiling systems due to unstable equilibrium. Proceedings, ASCE Structures Congress 2015, pp. 1730–1740, Portland, OR, 2015.

Uriz P, Morgan TA. Risk assessment of emergency diesel generator subject to design basis earthquake shaking. Proceedings, ASME International Mechanical Engineering Congress & Exposition, Montreal, Canada, 2014. 

Shrestha PL, James SC, Shaller PJ, Doroudian M, Peraza DB, Morgan TA. Estimating the storm surge recurrence interval for Hurricane Sandy. Proceedings, World Environmental and Water Resources Congress 2014: Water without Borders, Environmental Water Resources Institute of the American Society of Civil Engineers, pp. 1906–1915, Portland, OR, 2014.

Morgan TA, McDonald, BM. Design for uniform risk to standardized nuclear power plants using seismic isolation. Transactions, Structural Mechanics in Reactor Technology (SMiRT-22), San Francisco, CA, 2013.

Morgan TA. A reliability-based bounding analysis methodology for seismic isolated nuclear power plants. Proceedings, 11th International Conference on Structural Safety and Reliability, New York, NY, 2013.

Kasai K, Mita A, Kitamura H, Matsuda K, Morgan TA, Taylor AW. Performance of seismic protection technologies during the 2011 Tohoku-Oki earthquake. Earthquake Spectra 2013; 29(S1): S265-S293.

Morgan TA, McDonald, BM. Design for uniform risk to standardized nuclear power plants using seismic isolation. Proceedings, 10th CUEE Conference, Tokyo, Japan, 2013.

Morgan TA. Earthquake hazard, exposure, and risk in the Central and Eastern U.S. Structural Engineer, ZweigWhite, November 2012.

Chimamphant S, Kasai K, Morgan T. Continued functionality performance for base isolated structures subjected to earthquakes. Proceedings, 15th World Conference on Earthquake Engineering, Lisbon, Portugal, 2012.

Thiravechyan P, Kasai K, Morgan T. Response of base isolated structures considering inelastic behavior of superstructure. Paper in Proceedings, 15th World Conference on Earthquake Engineering, Lisbon, Portugal, 2012.

Morgan TA. A reliability-based bounding analysis methodology for seismic isolated buildings. Proceedings, 9th International Conference on Urban Earthquake Engineering / 4th Asia Conference on Earthquake Engineering, Tokyo, Japan, 2012.

Chimamphant S, Kasai K, Morgan TA. Continued functionality performance for base isolated structures subjected to earthquakes. Proceedings, 9th International Conference on Urban Earthquake Engineering / 4th Asia Conference on Earthquake Engineering, Tokyo, Japan, 2012.

Morgan TA, Mahin, SA. The use of base isolation systems to achieve complex seismic performance objectives. Technical Report PEER 2011/06, Pacific Earthquake Engineering Research Center, University of California, Berkeley, CA, 2011.

Morgan TA. Modern design procedures for seismic isolated buildings: An American perspective. Proceedings, 12th World Conference on Seismic Isolation, Energy Dissipation and Active Vibration Control of Structures, Sochi, Russia, 2011.

Morgan TA, Kasai K. Achieving enhanced seismic performance of tall buildings through base isolation. Proceedings, 3rd Asia-Pacific Young Researchers and Graduates Symposium, Taipei, Taiwan, 2011.

Morgan TA, Kasai K. Achieving enhanced seismic performance of tall buildings through base isolation. Proceedings, 8th CUEE Conference, Tokyo, Japan, 2011.

Thiravechyan P, Morgan TA, Kasai K. Pounding of base isolated structures considering inelastic behavior of superstructure. Proceedings, 8th CUEE Conference, Tokyo, Japan, 2011.

Thiravechyan P, Morgan TA, Kasai K. Studies on pounding of isolated buildings considering inelastic behavior of superstructure. Proceedings, 3rd Asia Conference on Earthquake Engineering, Bangkok, Thailand, 2010.

Morgan TA, Kasai K. Innovative Design approaches for base isolated high-rise buildings. Proceedings, 3rd Asia Conference on Earthquake Engineering, Bangkok, Thailand, 2010.

Ko E, Morgan TA, Bello M, Bailey R, Golesorkhi R, Lam L, Tong S. Base isolated structure—The New San Francisco General Hospital & Trauma Center. Proceedings, 9th U.S. National and 10th Canadian Conference on Earthquake Engineering, Toronto, Canada, 2010.

Morgan TA, Mahin SA. The use of seismic performance classifications in the optimization of base isolated buildings. Proceedings, 9th U.S. National and 10th Canadian Conference on Earthquake Engineering, Toronto, Canada, 2010.

Morgan TA, Kasai K. A methodology for the seismic design of tall buildings incorporating base isolation devices. Proceedings, 7th CUEE and 5th ICEE Joint Conference, Tokyo, Japan, 2010.

Morgan TA, Mahin SA. Achieving reliable seismic performance enhancement using multi-stage friction pendulum isolators. Earthquake Engineering and Structural Dynamics 2010; 39(13):1443–1461.

Morgan TA, Mahin SA. Achieving reliable performance enhancement using multi-stage friction pendulum bearings. Proceedings, JSSI 15th Anniversary International Symposium on Seismic Response Controlled Buildings for Sustainable Society, Tokyo, Japan, 2009.

Morgan TA, Mahin SA. Performance-based design of seismic isolated buildings considering multiple performance objectives. International Journal of Smart Structures and Systems 2008, 4(5):655–666.

Morgan TA, Mahin SA. The optimization of multi-stage friction pendulum isolators for loss mitigation considering a range of seismic hazard. Proceedings, 14th World Conference on Earthquake Engineering, Beijing, China, 2008.

Morgan TA, Mahin SA. Satisfying drift and acceleration criteria with multi-stage friction pendulum isolation systems. Proceedings, 18th Analysis and Computation Specialty Conference, ASCE Structural Engineering Institute, Vancouver, BC, 2008.

Prasad BK, Morgan TA, Wienskowski T. Near source fault effects on the performance of base-isolated hospital building vs. a BRBF hospital building. Proceedings, 79th SEAOC Convention, Kona, HI, 2008.

Sinclair KM, Wray G, Black CJ, Kelly JM, Mayes RL, Morgan TA, Ryan KR, Vignos R. Proposed reformulation of static lateral response procedure for simplified base isolation design. Proceedings, 78th SEAOC Convention, Lake Tahoe, CA, 2007.

Morgan TA, Prasad BK. Comparison of the seismic performance of a base-isolated hospital building versus BRBF hospital building considering near source effects. Proceedings, Structural Engineers World Congress, Bangalore, India, 2007.

Morgan TA, Mahin SA. Enhancing the performance capabilities of seismically isolated buildings using multi-stage friction pendulum sliding bearings. Proceedings, World Forum on Smart Materials and Smart Structures Technology, Chongquing and Nanjing, China, 2007.

Morgan TA, Mahin SA. Potential collaborative research on the design of seismic isolated buildings considering multiple performance objectives. Proceedings, US-Taiwan Workshop on Smart Structural Technology for Seismic Hazard Mitigation, Taipei, Taiwan, 2006.

Morgan TA, Mahin SA. Development of a design methodology for seismic isolated buildings considering a range of performance objectives. Proceedings, 4th International Conference on Earthquake Engineering, NCREE, Taipei, Taiwan, 2006.

Ryan KL, Morgan TA, Sayani, P. Consistent performance comparison of seismic-isolated and fixed-base buildings. Proceedings, 8th National Conference on Earthquake Engineering, EERI, San Francisco, CA, 2006.

Naaseh S, Morgan TA, Walters MT. Future direction for base isolation design provisions. Proceedings, 75th SEAOC Convention, Monterey, CA, 2004.

Morgan TA, Walters MT. Innovative approaches to performance-based seismic rehabilitation of concrete buildings. Proceedings, 5th U.S.-Japan Workshop on Performance-Based Engineering for Reinforced Concrete Building Structures, Hakone, Japan, 2003.

Naaseh S, Morgan TA, Walters MT. A critical evaluation of current U.S. Building Code Provisions and FEMA Regulations for the Design of Seismically Isolated Structures. Proceedings, ATC 17-2 Seminar on Seismic Isolation, Passive Energy Dissipation and Active Control, Applied Technology Council, Los Angeles, CA, 2002.

Morgan TA, Whittaker AS. Cyclic behavior of high-damping rubber bearings. Proceedings, 5th World Congress on Joints, Bearings, and Seismic Systems for Concrete Structures, Rome, Italy, 2001.

Naaseh S, Morgan TA, Walters MT. A critical evaluation of current U.S. Building Code Provisions for the Design of Seismically Isolated Structures. Proceedings, 7th International Seminar on Seismic Isolation, Passive Energy Dissipation and Active Control of Vibrations of Structures, Assisi, Italy, 2001.

Invited Presentations

Morgan, TA. Instructor: Earthquake Damage Assessment & Repair, PLRB Eastern Regional Adjusters Conference, Providence, RI, 2014

Morgan TA. Instructor: Principles of seismic design. Half Moon Continuing Education Seminars, Manchester, NH, 2012; Natick, MA, 2013; Portland, ME, 2014.

Morgan TA. Modern approaches to seismic isolation: Basic principles and recent applications. Gilsanz Murray Steficek, New York, NY, 2012.

Morgan TA. Panelist: How the future of structural engineering sees the future of structural engineering. ASCE Structures Congress, Las Vegas, NV, 2011.

Morgan TA. Seismic isolation: Recent advancements and new directions. Forell/Elsesser Engineers, San Francisco, CA, 2010.

Morgan TA. Innovative seismic isolation systems and applications to high performance structural engineering. University of Tokyo, Japan, 2010.

Morgan TA. Seismic isolation: Basic principles and recent extensions to tall building design. Arup, Hong Kong, 2009.

Morgan TA. Seismic isolation: Recent applications and future directions in research and implementation. California Polytechnic State University, San Luis Obispo, CA, 2009.

Morgan TA. Design and analysis issues for base isolated structures. Structural Engineers Association of Northern California, Summer Seminar, San Francisco, CA, 2008.

Morgan TA. An introduction to seismic isolation: A little theoretical, mostly practical. SEAONC Younger Members Design Forum, 2008.

Morgan TA. The use of innovative base isolation systems to reliably achieve multiple seismic performance objectives. University of Michigan, 2007.

Morgan TA. Using ETABS: A primer for analytical modeling of structural systems. SEAONC Younger Members Design Forum, 2007.

Morgan TA. A short course on the design of seismic isolated structures. DASSE Design, Oakland, CA, 2006.

Morgan TA. The use of response modification devices to achieve a range of seismic performance objectives. EERI Annual Meeting, Los Angeles, CA, 2006.

Morgan TA. Seismic isolation retrofit of the Utah State Capitol Building. University of California, Berkeley, 2005.

Morgan TA. Performance-based seismic rehabilitation of Hildebrand Hall. SEMM Seminar, University of California, Berkeley, 2003.

Morgan TA. Civil engineering in seismic regions: A Global Perspective. Keynote presentation, ASCE Student Chapter Spring Banquet, Berkeley, 2002.

Prior Experience

Assistant Professor, Tokyo Institute of Technology, Japan, 2009–2012

Lecturer, SFSU, 2007; University of California, Berkeley, 2008–2009

Seismic Protective Systems Consultant, 2005–2009

Post-Doctoral Researcher, PEER, University of California, Berkeley, 2008

Design Engineer, Forell/Elsesser Engineers, San Francisco, 2000–2004

Engineering Intern, Degenkolb Engineers, San Francisco, 1998

Academic Appointments

Adjunct Faculty, Department of Civil and Urban Engineering, Tandon School of Engineering, New York University, Fall 2013–present

Professional Affiliations

American Society of Civil Engineers (member)

Structural Engineers Association of California (member)

Structural Engineers Association of New York (member)

Earthquake Engineering Research Institute (member)

Professional Committees

Seismic Subcommittee of ASCE/SEI 7 standard “Minimum Design Loads for Buildings and Other Structures,” Associate Member, 2012-present

Task Force recommending updates to Seismic Provisions of New York City Building Code, Consulting Member, 2012-present

NY-Northeast Chapter, EERI, External Liaison, 2012-present

Protective Systems Subcommittee of SEAOC Seismology, Chair 2006-09, member 2009-present

SEAOC Annual Convention Technical Committee, member, 2004, 2008

Continuing Education Committee, SEAONC, Chair 2003-04, Member 2000-03

Project Experience

Vogtle Nuclear Plant: Entitlements expert on litigation related to the design and construction of two nuclear reactor units utilizing modular construction techniques that were newly-implemented in the US nuclear industry.

Plutonium Facility (PF-4): Expert peer review of nonlinear analysis approach, building component characterization, and seismic risk assessment methodology for US Dept. of Energy plutonium storage facility.

San Onofre Nuclear Plant: Risk assessment related to accidental shutoff of emergency diesel generator set during earthquake ground shaking.

Stanford Hospital: Analysis and design of 9-story triple-pendulum seismic isolated hospital building, including development of design criteria for OSHPD review.

UCSF Dolby Regeneration Medicine Building: Analysis, design, and specification of S-shaped space-truss structure and triple-pendulum seismic isolation system.

San Francisco General Hospital: Development of design and testing criteria for triple-pendulum seismic isolation system, including OSHPD review.

Washington Hospital: Analysis and design of 4-story base isolated hospital on triple- pendulum seismic isolation bearings, development of design and testing criteria document for OSHPD.

Utah State Capitol: Analysis and design of historic Utah State Capitol building retrofit considering lead-rubber, high-damping rubber, and friction pendulum seismic isolation systems (lead-rubber chosen through competitive bidding process).

Mokelumne Aqueduct: Retrofit of major aqueduct using lead-rubber seismic isolation.

Genentech B7: Design of new 4-story laboratory facility with special moment frames and supplemental viscous dampers.

Post-Earthquake Reconnaissance

Christchurch, New Zealand, February 2011 (sponsored by Tokyo Inst. of Tech.)

Tohoku region, Japan, April 2011 (Sponsored by Tokyo Inst. of Tech.)

Additional Information

Peer Reviewer

EERI Spectra

ASCE Journal of Structural Engineering

Engineering Structures

Journal of Constructional Steel Research

Earthquake Engineering and Structural Dynamics

Journal of Earthquake Engineering

Bulletin of Earthquake Engineering

Journal of Shock and Vibration

ASCE Journal of Bridge Engineering

Journal of the Performance of Constructed Facilities

Knowledge

CREDENTIALS & PROFESSIONAL HONORS

  • Ph.D., Civil and Environmental Engineering, University of California, Berkeley, 2007
  • M.E., Civil and Environmental Engineering, University of California, Berkeley, 2000
  • B.S., Civil and Environmental Engineering, University of California, Berkeley, 1998
  • NEHRP Graduate Fellowship in Earthquake Hazard Reduction, 2005

    Outstanding Graduate Student Instructor Award, UC Berkeley, 2004

    SEAONC Excellence in Structural Engineering Award 2004

    ASCE Western Regional Outstanding Young Civil Engineer in the Private Sector, 2003

    SEAONC Giles Scholarship, 2003

    Best Paper Award: 5th World Congress on Joints, Bearings, and Seismic Systems, 2001

    NSF Japan Summer Institute, 2000

    Clement T. Wiskocil Award, 1998

LICENSES & CERTIFICATIONS

Licensed Professional Engineer, California, #C63245

Licensed Professional Engineer, Connecticut, #PEN.0029247

Licensed Professional Engineer, New Jersey, #24GE05060100

Licensed Professional Engineer, New York, #091488

Licensed Professional Engineer, Georgia, #PE039236

Licensed Professional Engineer, Alabama, #35719-E