Engineering Resource Associates
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ERA’s transportation engineering team delivers extensive planning and design engineering services for the construction of highways, local roads and streets. With our full-service capabilities, we have honed our expertise to cater to a diverse clientele, including state, county, municipal and private developers. Proficient in both Phase I and II engineering processes, our team leverages cutting-edge 3D technology, such as Bentley’s Open Road Design (ORD), to produce precise construction documents. Committed to collaboration and cost-effectiveness, we prioritize working closely with our clients to ensure the successful delivery of high-quality projects. 
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  • Transportation Planning
  • Pavement Rehabilitation
  • Roadway Reconstruction
  • Highways
  • Downtown/Streetscape Improvements
  • Traffic Signal & Signal Interconnect Design​
  • Traffic Impact Studies
  • Roadway Lighting Design
  • Bridges and Structures
  • Parking Facilities
  • Intersection Design Studies
  • Bike Routes/Greenways
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IL-251 (Harrison Avenue)
Illinois Department of Transportation
​- District 2

Learn More
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FAI 57 & Illinois 17 Interchange
Illinois Department of Transportation
​- District 3

Learn More
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Schoenbeck Road Reconstruction & Bike Path
Village of Mount Prospect

Learn More
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Mack Road Reconstruction
& Bike Path Extension

City of Warrenville

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WARRENVILLE

3S701 West Avenue
Suite 150
Warrenville, IL 60555

Phone:
​630.393.3060


CHAMPAIGN

2416 Galen Drive
Champaign, IL 61821

Phone:
​217.351.6268


CHICAGO

10 S. Riverside Plaza
Suite 875

Chicago, IL 60606

Phone:
​312.470.6044


MILWAUKEE

342 N. Water Street
Suite 600
​Milwaukee, WI 53202

Phone:
​ 414.238.9189


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Office Hours: 8:00 am - 5:00 pm