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

LPV111, New Orleans East Back Levee, Louisiana: “Given the accelerated schedule requirements of this project both the testing lab & field staff were more than capable and willing to go the extra mile to ensure all manners of testing specifications …

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Village of Bolingbrook, IL

The scope of the work includes construction materials testing services for the various city projects, resurfacing, MFT program and Historic District projects to ensure proper installation of construction materials. All work will be performed per the IDOT Standard Specifications for Road and Bridge Construction and the Standard Specifications for Water & Sewer Main Construction of Illinois. Projects will be performed in accordance with the Illinois Department of Transportation specifications for QC/QA of both asphalt and concrete materials. Other Village funded projects will require testing as determined by the Village on-site representative.