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Highway and Bridge Construction Bidding

Information for bidding on highway and bridge construction projects for the State of Colorado

This page provides access to information on upcoming highway construction bids, bidding rules, prequalification, results of past bids and electronic bidding resources. 

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For all rules and regulations regarding CDOT's Highway and Bridge Construction projects, please see the Bidding Rules. All contractors must be prequalified to participate in the bids in accordance with the Bidding Rules. Please complete the prequalification application and provide all required documentation in a timely fashion. 

CDOT does not accept paper bids for the Highway and Bridge Construction projects. All bid proposals for the construction projects must be submitted electronically via Bid Express at https://www.bidx.com/co/mainFor help with Bid Express, please contact their customer service at 888-352-2439 or [email protected]

Project Bids is the software used to facilitate the bidding process.  This software allows bidders to receive proposal item schedules and submit bids in a secure, electronic environment. Project Bids also tracks Disadvantaged Business Enterprise (DBE) commitments, automates calculations, and applies amendments. Download Project Bids (it's free!)https://bids.cloverleaf.net/ Installation of this software will allow you to view a project's schedule, which are found on the "Current and Future Bidding Opportunities" page.

PROJECT NOTICES:

NHPP R600-440 Constructability Review

Innovative Contracting:

IM 0253-255 (21506), https://www.codot.gov/projects/north-i-25/north-i-25-express-lanes , I-25 Design Build Johnstown-Ft. Collins Request for Letters of Interest 

Please see our projects page for additional information on all our Design-Build and CMGC projects. 

*PLEASE CONTACT THE PLANS ROOM FOR PROJECT SCHEDULE, SPECIFICATIONS, AND DESIGN DRAWINGS at 303-757-9313.

CDOT Internal Use:  Instructions for Ad Letters and Revision Letters

To report the site being down please call the Colorado Office of Information Technology help desk at 303-239-HELP(4357), select 2 & 2.

Filed under:
Colorado: The Official State Web Portal