Author archive for Quigg Engineering Inc.

  • Chicago to Quad Cities High Speed Rail IDOT

    Chicago to Quad Cities High Speed Rail, IDOT Bureau of Railroads

    QEI conducted grade crossing surveying at various locations, acquired the necessary right of entry permits from IAIS, BNSF, all jurisdictional…

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  • 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…

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  • Diverging Diamond

    I-55/Weber Road Diverging Diamond Interchange, IDOT District 1

    QEI provided an Assistant Resident Engineer on this $68M improvement project that consisted of the reconfiguration of the interchange at…

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  • Rochelle Airport Taxiway

    Runway Rehabilitation and New Taxiway, City of Rochelle

    QEI reexamined the proposed pavement section and runway width and adjusted the conceptual design to meet the design of aircraft…

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  • Rochelle Airport

    Apron R/1 Reconstruction, City of Rochelle

    Aviation: QEI evaluated the construction impacts of a complete reconstruction of the main parking apron and developed a staged construction…

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  • O'Hare Modernization Program

    O’Hare Modernization Program, O’Hare International Airport

    The O’Hare Modernization Program (OMP) was a 16-year, $6 billion investment that transformed the airfield into a modern configuration, reducing…

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  • Chicago O'Hare International Airport's Terminal 5 Expansion

    Terminal 5 East Concourse Extension, City of Chicago and International Gate Control

    QEI collaborated with the City of Chicago and International Gate Control (IGC) on Chicago O’Hare International Airport’s Terminal 5 East…

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  • Pavement Replacement at Gate 4

    Apron Pavement Replacement for Gates G4 and G6, Chicago O’Hare International Airport

    QEI analyzed aircraft movements, proposed temporary taxi lane centerlines, and coordinated with construction teams to ensure aircraft could safely and…

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  • Ameren NPDES Stormwater Compliance

    NPDES Stormwater Compliance, Ameren

    QEI prepared Stormwater Pollution Prevention Plan (SWPPP) and Notice of Intent (NOI) Construction General Permit (CGP) documents for over 30…

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  • MetroLink, Under Construction

    Light Rail Extension, St. Clair County Transit District

    QEI conducted environmental services, including wetland surveys on approximately 439 acres of the project site, which included wetlands and waters…

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