O’Hare Airport TP-05 Stormwater and Sanitary Sewer Infrastructure Construction Quality Management

OWNER: City of Chicago / Department of Aviation

CONSTRUCTION MANAGER: AECOM Hunt / Clayco Joint Venture

CLIENT: Reyes Group

PROJECT: TP-05 Stormwater & Sanitary Sewer Infrastructure

LOCATION: Chicago O'Hare International Airport (ORD), Chicago, IL

CONSTRUCTION START: 2025 

COMPLETION: Ongoing

Autumn Construction Services provided Construction Quality Management services for the TP-05 Stormwater & Sanitary Sewer Infrastructure package at Chicago O’Hare International Airport, supporting the airport’s modernization and expansion program. The project involved critical underground utility improvements to serve future concourse and airfield development while adhering to strict safety and operational requirements in an active aviation environment. Scope included installation of stormwater piping, sanitary sewer systems, water mains, aircraft-rated and non-aircraft-rated utility structures, a packaged lift station, hydrants, cathodic protection systems, temporary potable water service, erosion control measures, excavation, dewatering, pavement restoration, and utility tie-ins. Extensive coordination was required around existing airport utilities, including fuel lines, storm and sanitary systems, water mains, electrical duct banks, communication lines, FAA fiber optics, and airfield lighting, with hydro-excavation and utility verification ensuring protection of active infrastructure.

The project included stormwater infrastructure installation around the Satellite 1 and 2 Concourse areas, featuring reinforced concrete pipe systems, catch basins, oil-water separators, inlet protection systems, and snow melt drainage. Sanitary sewer work included gravity lines, force mains, lift station installation, and tie-ins to existing networks, while water main installation incorporated valves, hydrants, mechanical joints, chlorination, pressure testing, and compliance with City of Chicago Department of Water Management standards. Construction sequencing and phasing were critical to maintaining ongoing airport operations, with night work, restricted access coordination, and concurrent trade activities requiring detailed scheduling, proactive supervision, and continuous collaboration among contractors, subcontractors, and airport representatives.

As the Quality Control Program Administrator, Autumn Construction Services implemented and maintained the project’s Quality Control Program in accordance with FAA standards, contract documents, and industry’s best practices. Responsibilities included daily inspections, material verification, testing oversight, documentation management, pre-activity coordination, and subcontractor surveillance. The team ensured compliance through thorough field verification, compaction and pressure testing, cathodic protection monitoring, non-conformance tracking, and corrective action enforcement. Daily reports, submittal tracking, RFIs, RFIMs, and testing documentation provided a comprehensive record of work quality. Through disciplined oversight, proactive inspection, and close coordination with stakeholders, Autumn Construction Services supported the successful execution of a complex, high-stakes underground utility infrastructure project within one of the nation’s busiest airports.

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