Quality, Service & Commitment

INTERRA NEWS

  • 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

    INTERRA AWARDED IDOT PTB 187, ITEM 4 PROJECT

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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

Tamiami Trail Project-Florida: “Mr. Vyas and the whole Interra team were instrumental in contributing to the high quality work provided to the USACE.  Interra’s management went above and beyond in meeting our needs.” Larry Corn, Area Quality Manager,  Kiewit Infrastructure …

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I-94 Mitchell Interchange, Milwaukee, WI

INTERRA Services

Materials Coordination

Concrete Plant and Field   Inspections

Concrete Strength Testing

Concrete Maturity Testing

Aggregate Testing

Project Summary

INTERRA provided construction materials inspection, testing and materials QMP services for reconstruction of the Mitchell Interchange project in Milwaukee Area, Wisconsin. The project will improve safety, help ease congestion and modernize this important 35-mile transportation artery, including: constructing an additional lane in each direction for a total of eight lanes, replacing deteriorating pavement and structures with new designs, moving ramp exits to the right side of the freeway, providing aesthetic treatments for those who live adjacent to the freeway.