INTERRA provided Quality Assurance services for the Village of Bolingbrook. Work involved concrete and hot mix asphalt (HMA). Responsibilities Included onsite material testing and material Quality Assurance for various routes located in Bolingbrook. Scope of work includes plant and field testing and Quality Assurance on HMA, plant testing on Portland cement concrete (PCC), laboratory testing on all HMA and PCC. Projects involved overall Quality Assurance and reporting. Material Quality Assurance Technicians on this project are all PCC and HMA Level II certified by IDOT and have performed inspections on several IDOT MFT QC/QA projects. All work was reported on the latest IDOT QC/QA package.