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INTERRA, Inc.

INTERRA, Inc.

Engineering, Inspection & Testing

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Construction Material Testing

PTB 187-004 (Prime Role)

PTB 197-002 (Prime Role)

IDOT, I-80 at US 30 Interchange (60N87)

IDOT, District One, QA Various Counties, Various Locations

IDOT, Weber Road Interchange Reconstruction

IDOT, Van Buren over I-90 / I-94 (60X99)

US 41 from IL 176 to Park Avenue

IDOT, US Route 6 East of I-294 to East of IL 1 (60774, 60E10)

I-294 Corridor

I-90 Arlington Heights

Contact Us                     

BOLINGBROOK (Corporate)
600 Territorial Drive, Suite G
Bolingbrook, IL 60440
Phone: 630.754.8700
Fax: 630.754.8705

CHICAGO
125 S. Wacker Drive
Suite 314
Chicago, IL 60606
Phone: 312.945.5999

Locations                                         

ITASCA
300 Park Boulevard
Suite 310
Itasca, IL 60143
Phone: 630.754.8700

FRANKLIN
5004 W. Ashland Way
Franklin, WI 53132
Phone: 414.235.3170
Fax: 414.921.4104

Certified & Prequalified

  • American Association of State Highway & Transportation Officials (AASHTO) - Lab
  • Illinois Department of Transportation (IDOT)
  • Indiana Department of Transportation (INDOT)
  • Wisconsin Department of Transportation (WISDOT)

Minority & DBE Qualified

  • Illinois DOT (IDOT) – DBE
  • Wisconsin DOT (WISDOT) – DBE
  • City of Chicago – MBE
  • State of Wisconsin – DBE
  • State of Illinois CMS – MBE
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