Quality, Service & Commitment

INTERRA NEWS

  • 22 Jan 2018

    Civil Engineer Needed

  • 08 Dec 2017

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

  • 26 Oct 2017

    INTERRA To Host Ribbon Cutting With Bolingbrook Mayor Celebrating Going Green

More News

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

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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I-94 Pavement Rehabilitation-Half Day Road to Lake Cook Road and Buckely Road to Rockland Road

INTERRA Services

 Duties include construction inspection during placement of hot mix asphalt patches.

 Responsible for the preparation of Inspector’s Daily Reports (IDRs)

√ Inspection includes monitoring of various construction activities such as lane closures, pavement milling and application of prime coat, placement of hot mix, sweeping and cleaning of surface.

√ Perform calculation yields on asphalt tonnages, run tapes and do measurements.