Bridges and Highways

SAIC’s services range from studies and assessments to planning, design, and construction management of complex multibillion dollar programs.

Bridges

SAIC performs various types of bridge inspections and assessments of concrete, steel, and timber structures for public and private customers. Our bridge engineers are experts at design and analysis of new structures, including hydraulic and grade separations, multi-level interchanges, and railroad grade separations. Our expertise also includes retrofit and rehabilitation, inspection, and construction management for a variety of structure types.

We can provide economical and punctual solutions for a multitude of structures, including:

  • Reinforced concrete beam bridges
  • Pre-stressed and post-tensioned concrete girder bridges
  • Pre-stressed concrete tub girder bridges
  • Steel rolled shape and plate girder bridges
  • Curved steel plate girder bridges
  • Steel tub girder bridges
  • Truss bridges
  • Arch bridges
  • Retaining walls, including cast-in place concrete with spread footings, drilled shaft or pile supported, MSE, tie-back, secant and tangent pile walls
  • Sound and screen walls
  • Reinforced concrete boxes, culverts and junction boxes

Highways

SAIC provides our customers with best value through planning and design of urban streets, interstate highway systems, county and state roads, multi-level interchanges, city intersections, historic streetscapes, and roundabouts. We develop safer and more efficient solutions for evolving, integrated transportation problems.

SAIC reconstructs, re-aligns, and widens major highways. We design and engineer all types of complex highway interchanges and re-configure unsafe city intersections. We design and rehabilitate many types of highway bridges and rail overpasses. All of our roadways are designed to minimize environmental impact.

We provide experienced leadership in directing all aspects of program management, including:

  • Budget and schedule development
  • Management of design consultants
  • Independent cost validation
  • Environmental services
  • Corridor and easement surveys
  • Maintenance and risk management
  • Construction management oversight
  • Review and approval of progress cost estimates
  • Progress reports
  • Presentations to the public, program committees, and boards