Traffic Studies

  • Cermak Corridor-PACE Pulse Line

    Cermak Corridor-PACE Pulse line, HNTB Corporation

    QEI provided data collection for the corridor area along with supplemental traffic data to determine bus stop locations and traffic…

  • Traffic Studies - I-190 Access Justification Report, Illinois Department of Transportation District 1

    I-190 Access Justification Report, IDOT District 1

    QEI obtained, reviewed, and analyzed three years of historical crash data in the corridor, prepared summary exhibits, including GIS maps…

  • CDOT Traffic Studies

    In-House Traffic Studies, CDOT Division of Project Development

    QEI completed traffic studies at various intersections or corridors around the city. These studies are initiated by local officials (Aldermen)…

  • Alton to STL High Speed Rail

    Alton to St. Louis High Speed Rail, IDOT Bureau of Railroads

    Surveying: Established up to 75 ground control points to support the photogrammetric mapping. Tie horizontal coordinates to the State Plane…

  • FAP Route 704-I-55-Veterans Parkway-Bloomington IL

    FAP Route 704 (I-55 Business / Veteran’s Parkway), IDOT District 5

    QEI performed a historical crash analysis to determine if roadway design or traffic control features contributed to the crash risk…