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David Johnson

Structural Engineer

Tampa (Hidden Rvr), FL
813.978.8688
JohnsonDA@AyresAssociates.com

I bring an efficient and detail-oriented approach to structural design and inspection work. I enjoy communicating with clients about progress on their projects. My technical experience spans bridge replacements, bridge repairs, culverts, seawalls, traffic signal mast arms, span wires, piers, boardwalks, and vertical structures.

I've served as lead structural engineer and deputy project manager for several coastal structural design projects, and I've performed hundreds of load ratings throughout Florida. I serve as a team leader for routine bridge inspections, fracture critical inspections, and emergency response events.

My other specializations include:

  • Scour evaluation for known and unknown foundation bridges
  • Scour countermeasure design
  • Finite element analysis on wide dual cable span wire structures
Certifications
  • Certified Bridge Inspector - OR, OR
  • FHWA NHI 130055 Safety Inspection of In-Service Bridges
  • FHWA NHI 130078 Fracture Critical Inspection Techniques for Steel Bridges
Education
  • MS, Structural Engineering, University of Wisconsin-Madison
  • BS, Civil and Environmental Engineering, University of Wisconsin-Madison
Registrations
  • Registered Professional Engineer, WI
  • Registered Professional Engineer, OR
  • Registered Professional Engineer, FL