Design-Build Process & Schedule

    UPDATE on June 12, 2019: 

    Learn about the Design-Build Process

    Design-Build Manual


    SCHEDULE: The following documents will be added as they become available throughout the project:
    Proposed Timeline Events Processed
    Issued: December 14, 2018  Request for Letters of Interest
    Deadline: January 31, 2019 Letters of Interest Due 
    Issued: March 15, 2019 Request for Qualifications (RFQ)
    Deadline: April 26, 2019 Statement of Qualifications Due (SOQ)

    June 11, 2019 

    Short List Selection of Design-Build Teams Announced
    June 12, 2019 Draft Request for Proposal (RFP)
    Summer 2019 Final Request for RFP 
    Fall 2019 RFP Due
    Winter 2019/Spring 2020

    Notice of Award

    Spring 2020

    Contract Procurement of Design-Build Team (Notice to Proceed)

    Swipe table to see more content


    • On April 15, 2019, additions were made to the Request for Qualifications document: RFQ Addendum 1. Questions were submitted by teams and responses provided by the project team: RFQ General Questions and Responses. CDOT made available the revised Request for Qualifications contractor presentation with list of attendees: RFQ Contractor Briefing & Attendees.
    • View additions made to the Request for Qualifications document: RFQ Addendum 1

    • View the list of contractors who have submitted statements of interest: List of Contractors

    • The CDOT Project Team hosted an informational meeting on Jan. 23, 2019 for contractors and teams intending to submit Letters of Interest. (Letters were due on Jan 31.) View the slide presentation, list of attendees and the questions and answers discussed at the meeting: Updated Contractor Briefing – 01.23.19 

    • CDOT announced the agency is accepting Letters of Interest (LOI) from companies, or teams of companies, interested in providing design-build services for the US 550-16- Connections South Project. Letters must have been received in the BidExpress System by 5:00 p.m. on January 31, 2019. Request for Letters of Interest 

    Contact Us


    Colorado: The Official State Web Portal