NEW BID DATE - Construction Services for the Red Line Extension (RLE) - 120th Yard, Shop, and Substation

Chicago Transit Authority is requesting proposals for construction services at the Red Line Extension (RLE) — 120th Yard, Shop, and Substation facility, with proposals due September 30, 2026, and mandatory pre-proposal meeting and site visit scheduled for August 5 and August 6, 2026, respectively. This is a capital project funded through CTA's Red Line Extension program.

The scope encompasses comprehensive construction services to develop yard, shop, and substation infrastructure at 12120 S Cottage Grove Ave, Chicago, Illinois. Technical specifications span multiple construction divisions including general conditions, site work, concrete, steel, mechanical systems, and electrical systems, with detailed drawings provided for the yard (two volumes), shop (two volumes), and substation facilities. Proposers must submit geotechnical investigation reports, commissioning plans, BABA certification forms, environmental soil data, and site-specific management plans. Safety and sanitation management plans and OMAIS templates are required compliance documents.

Proposal submittals must include a cover letter, technical proposal, responsibility proposal, DBE schedules, price proposal, bidders list in Excel format, and all supporting documentation. Questions are due by August 19, 2026, at 3:30 PM CDT. The mandatory pre-proposal meeting is scheduled for August 5, 2026, at 1:00 PM via Zoom. The site visit is mandatory on August 6, 2026, from 8:00 AM to 10:00 AM; attendees must provide personal protective equipment including hard hats, work boots, safety vests, and safety glasses. Proposals must be submitted through an online portal. Contact for the opportunity is Courtney Cannon at ccannon@transitchicago.com.