Quality, Service & Commitment


  • 19 Sep 2018

    INTERRA Selected As Finalist To Receive The 2018 Illinois Sustainability Award

  • 08 May 2018

    IRTBA Announces INTERRA President To Serve On Green Council Board Of Directors

  • 28 Apr 2018


More News


Laboratory Certifications

  • IL & WI State DOTs
  • ASTM


Firm Certifications

  • DBE with IDOT
  • MBE with City of Chicago

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U.S. Route 34 at the Canadian National (CN) Railroad Bridge Construction: “Thanks very much for a job well done throughout this entire project. Congratulations to you and your staff!” David A. Cuthbertson, PE, Senior Project Manager, Alfred Benesch & Company

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Category Archives: news

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INTERRA, Inc. Full-Time Field Technician Openings in Franklin, WI

Posted on by jkmurphy

INTERRA, Inc. is currently seeking full-time field technicians to perform Construction Materials Testing Services on WisDOT construction sites at our Franklin, WI office location. Responsibilities will consist of one or more of the following: • Field observation and testing during …

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INTERRA Supports the Safe Roads Amendment

Posted on by jkmurphy

On the November 8th general election ballot, you have an opportunity to ensure that the money you spend on transportation related taxes and fees is invested in the maintenance and repair for existing and new roads, highways, mass transit, and …

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New Community Service Initiative at INTERRA

Posted on by jkmurphy

Supraja Reddy, of INTERRA, has a son who is with the Boy Scouts of America and looks to fulfill his scout oath and to become an Eagle Scout. In order to accomplish this goal, he has decided to complete a …

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