Time-Tested Highway & Railway Engineering.

Our design philosophies are truly time-tested. We provide engineering excellence to clients in the public and private sectors, nationally and internationally. Our reputation as one of the most competent bridge and highway consulting engineering firms means that your project will be engineered to our signature hallmark standards established by our founding father in 1887.

But don’t take our word for it. Our top ranking among the nation’s largest bridge-only engineering firms is indicative of the caliber of our leadership, personnel and the level of engineering resources that we make available to you.

Our design services include:

  • Roadway Design
    • Vertical and Horizontal Alignments
    • Signalization, Lighting, Signing and Pavement Markings
    • Maintenance of Traffic Studies and Plans
  • Railway Design
  • Fixed Bridge Design (steel, concrete, prestressed concrete, post-tensioned concrete)
    • Simple Spans
    • Continuous Spans
    • Long Span (arch, truss, segmental, cable supported)
  • Movable Bridge Design
    • Bascule Bridges (simple trunnions, fixed trunnions, Strauss, Scherzer, Hopkins, and other early patented types)
    • Vertical Lift Bridges (span drive, tower drive, and hydraulic drive)
    • Swing Bridges (center pivot and drum girder)
  • Special Structure Design
    • Cranes
    • Stadium Roof Moveable Systems
    • Moving Access & Inspection Platforms
  • Building Design (through our Strategic Partner – Thornton Tomasetti)
    • Main Structures
    • Supertall Buildings
    • Skin

We’re ready for your project. Contact Hank Pokigo to get started.