Quality, Service & Commitment

INTERRA NEWS

  • 08 May 2018

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

  • 28 Apr 2018

    INTERRA AWARDED IDOT PTB 187, ITEM 4 PROJECT

  • 08 Dec 2017

    INTERRA Honored With 2017 IRTBA Green Industry Achievement Award For Green Initiatives

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Certified

Laboratory Certifications

  • IL & WI State DOTs
  • ASTM
  • AASHTO
  • USACE

 

Firm Certifications

  • DBE with IDOT
  • MBE with City of Chicago

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Testimonials

With this letter we provide our confidence in INTERRA in providing comprehensive field and laboratory testing for projects involving soils investigations, design and construction monitoring … Their services are consistently ontime and within budget…

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Federal

INTERRA has successfully maintained long-term relationships with various federal entities, including the Department of Navy and the Army Corps of Engineers (USACE).  From levee work in New Orleans, to Lake Michigan shoreline stabilization projects in Chicago, to dam, floodwall, and reservoir work on Illinois rivers and lakes, to the construction of Navy barracks and training facilities; INTERRA consistently earns high commendations for its work product, quality, responsiveness, and ability to consistently deliver projects on time and on budget.

Please review the list below to view a few of our many diverse projects completed for the federal government.