INTERRA, Inc. currently serves as Materials Coordinator and provides Quality Assurance Material Testing for this Illinois Tollway project which includes the new full access EOWA Interchange (I-90 Higgins Creek to Mount Prospect Road and Touhy Avenue to I-90). The project includes a new I-490 bridge that will carry traffic over the Touhy Avenue Reservoir. INTERRA is providing a Project Manager who is overseeing and managing all aspects of Quality Assurance services on the project which involve soil, asphalt, concrete, MSE walls, bridges, ramps, and pavement. INTERRA is reviewing reports, completing billing, troubleshooting, and overseeing staff duties. INTERRA’s Materials Coordinator duties include review/approvals of contractor submittals and project material approvals. We also provide as-needed construction inspection, Quality Assurance Materials Testing, DARR entries, Inspector’s Daily Reports (IDR) preparation, and I-MIRS coordination.