TERRA provides Structural Engineering services for steel and concrete structures including bridges, buildings, and earth-retaining structures, and various structural components.  Solutions are implemented from planning through design.  Services include:

  • Feasibility studies
  • Hydraulic reports
  • Bridge Design
  • Bridge Condition Reports
  • Geotechnical analysis
  • Hydraulic Reports
  • Bridge Inspections

TERRA’s experts have knowledge in highway and railroad structures, buildings and pedestrian bridges, and utility towers.

TERRA’s engineers have provided designs for all types of structural components. Some recent designs include:

Ten Mile Creek Bridge, Peoria, Illinois
Mud Creek Bridge, Peoria, Illinois
Gately Stadium, Oak Park Illinois
Retaining Walls for the Park District of Oak Park
Adams Street Bridge, Chicago, Illinois
Wildlife Bridge, Chicago, Illinois
Light Fixture Footings, Marion Street, Oak Park, Illinois

Bridge Inspections

The TERRA team has more than 40 years of experience in designing and inspecting various types and sizes of bridges. Inspections are completed using National Bridge Inspection Standard (NBIS) certified program managers and team leaders.  Services provided include condition ratings, reports, and options for maintenance and rehabilitation.  Illinois Structure Information System (ISIS) reports are prepared for every structure inspected to ensure all critical information is recorded.


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