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Scott Phelan, Ph.D., P.E., P.Eng., S.E.

President | Chief Bridge Engineer

Seattle, WA30+ years+ years experience
Forensic Structural Engineering – Concrete Segmental Bridges and Cable-Stayed Bridges

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Professional Summary

Scott Phelan, Ph.D., P.E., P.Eng., S.E. is a structural bridge engineering expert specializing in concrete segmental bridge design and design-build project delivery. With a career encompassing leadership in major bridge projects and advanced research in bridge dynamics, he brings a comprehensive understanding of structural integrity and innovative design solutions to litigation work. His work centers on investigating structural failures, assessing compliance with engineering standards, and evaluating whether design deviations contributed to project disputes.

Mr. Phelan has been retained in numerous expert witness and consulting engagements across North America, involving complex infrastructure projects and design-build contracts. His Ph.D. in Civil and Environmental Engineering from the Massachusetts Institute of Technology, along with his Professional Engineer (P.E.) and Structural Engineer (S.E.) certifications, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving bridge engineering and structural design compliance.

Work Experience

Scott Phelan, Ph.D., P.E., P.Eng., S.E., has over six years of experience in structural and bridge engineering. He is currently the President | Chief Bridge Engineer at Caprock Engineering, PLLC, and serves as a Principal Engineer at multiple Systra IBT locations since 2023. His previous roles include Owner’s Representative, Structural Design Manager at Multnomah County and Senior Structural Bridge Engineer at TriMET.

Expert Intelligence

AI-Generated AnalysisBased on public information

Best Descriptor

Scott Phelan is a leading expert in the design and engineering of complex bridge structures.

Best Use Cases

  • 1design and engineering of cable stay bridges
  • 2structural analysis for moveable span bridges
  • 3expert testimony in bridge design disputes

Full analysis available to registered users

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Education

  • Ph.D. in Civil and Environmental Engineering

    Massachusetts Institute of Technology

  • M.S. in Civil and Environmental Engineering

    Carnegie Mellon

  • B.S. in Civil and Environmental Engineering

    Texas Tech University

Licenses

  • Professional Structural Engineer (Washington)
  • Professional Structural Engineer (Hawaii)
  • Professional Civil Engineer (Washington)
  • Professional Civil Engineer (California)
  • Professional Civil Engineer (Oregon)
  • Professional Civil Engineer (Texas)
  • Professional Civil Engineer (Florida)
  • Professional Civil Engineer (British Columbia)
  • Professional Civil Engineer (Ontario)
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