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golden gate bridge profile Coffman Engineers

Bridge Engineering

Building strong connections with our clients.

Our bridge engineering team offers a wide variety of services including design of new bridges and inspection and repair. Our multidiscipline approach gives us the ability to work on many aspects of a bridge or tunnel, such as structural integrity, construction aid, lighting, electrical controls, mechanical systems, right-of-way and approach design, land survey, and more. Whether the bridge is made of concrete or steel, is a small pedestrian bridge or a mile-long vehicular bridge, our team is fully capable of addressing the needs of the project.

Bridge engineering services provided by Coffman Engineers include:

  • Design (structural, mechanical, and electrical)
  • Evaluation
  • Inspection (routine, fracture critical, mechanical, and electrical.)
  • Repair
  • Preservation
  • Load Rating
  • Utility Attachments
  • Super Load Permit Review
  • Emergency Work
  • Bridge Traveler Design

Types of bridges:

  • Vehicular
  • Pedestrian
  • Sign
  • Culverts
  • Signal/High Mast Luminaires
  • Tunnels
  • Movable Bridges


Harvey Coffman, P.E., S.E. 

Dave Peden, S.E.

Harvey has over 35 years of bridge engineering experience, previously working as the Bridge Preservation Engineer for the Washington State Department of Transportation (WSDOT).

certified bridge engineer harvey coffman Coffman Engineer