# City of Chicago #1343562

Construction of Grade Separated Service Roadway A3/A4 at Chicago O’Hare International Airport

**Posted:** October 01, 2023
**Respond By:** October 14, 2026
**Identifier:** 1343562
**NAICS:** 237310, 237110, 237990

This opportunity from the Chicago Department of Aviation seeks bids for constructing a grade separated service roadway (A3/A4) at Chicago O’Hare International Airport.
- Government Buyer:
  - Chicago Department of Aviation
  - Project located at Chicago O’Hare International Airport
- Scope of Work:
  - Construction of grade separated service roadway (A3/A4)
  - Includes water and sewer line and related structures construction
- Project Identifiers:
  - Specification #1343562
  - RFQ #77313
- Requirements:
  - Mandatory pre-bid conference at O’Hare Airport Central Field Office
  - Pre-registration required for conference attendance
- OEMs and Vendors:
  - No specific OEMs or vendors are named in the solicitation
- Notable Details:
  - Focus on aviation-related infrastructure at a major international airport
  - Opportunity classified under NAICS 237110 (Water and Sewer Line and Related Structures Construction)

### Description

This solicitation is for the construction of a grade separated service roadway A3/A4 at Chicago O’Hare International Airport. The project falls under the category of Aviation Construction and involves water and sewer line and related structures construction. A pre-bid conference is scheduled for September 29, 2026, at the O’Hare Airport Central Field Office. Interested attendees must pre-register by emailing the buyer, Thomas Magno.

[View original listing](https://webapps1.chicago.gov/vcsearch/city/solicitationdetails/6975non-eprocurement)