Welcome & General Information

Thank you for your interest in our highway and bridge construction projects. The Rules Governing Construction Bidding for CDOT Public Projects ('the Rules"), 2 CCR 601-10, amended July 2018, govern all bids. If you have questions on bid rules or the project records, please contact RB Simmons at 303-757-9416 or Tracie Benton at 303-757-9354. 

General contractors must be registered and prequalified with CDOT to participate in the bids, please see our prequalification application at http://contracts.codot.gov. Darrell Wells is available for any questions you may have regarding prequalification at 303-757-9215. 

Our design-bid-build projects are procured with electronic bids exclusively on this website. To enter a proposal, you must obtain a Digital ID with Bid Express for an authorized agent identified on your CDOT prequalification application. To sign up for electronic bidding or if you have technical difficulties on the Bid Express web site or with the Project Bids software, please contact Bid Express Customer Support, 888-352-BIDX (2439) or email them at customer.support@bidx.com.

Plans and Specifications

We now have plans and specifications for all advertised projects at http://contracts.codot.gov. You must be registered on the system to see these documents. You will find them in the View menu of the Dashboard, under the "My Bid Solicitations" menu. While you view the plans and specs you can join the main Plan Holders List for CDOT. Bid Express, this site, also allows contractors to voluntarily join a Bid Express Plan Holders List.  

Notice to E-Bidders

The software required to read the electronic bid files is available at https//bids.cloverleaf.net/. Please create a user profile and hit "enter" once you complete all of the fields.

CDOT wishes to notify all bidders that the Department will affirmatively ensure that for any contracts entered into pursuant to the advertisements we post, disadvantaged business enterprises will be afforded full and fair opportunity to submit bids in response to our invitations. No bidders will be discriminated against on the grounds of race, color, national origin in the consideration for award in accordance with the provisions of Title VI of the Civil Rights Act of 1964 (78 Stat. 525, 42 USC). 

CDOT, in accordance with the provisions of Title VI of the Civil Rights Act of 1964 (78 Stat. 252, 42 U.S.C.  ยง 2000d to 2000d-4) and the associated Regulations, hereby notifies all bidders that it will ensure that for any contract entered into pursuant to our advertisements, disadvantaged business enterprises will be afforded full and fair opportunity to submit bids in response to this invitation and will not be discriminated against on the grounds of race, color, or national origin in consideration for an award.

The work on our projects is vital to the health of Colorado's economy and the traveling public's quality of life. We look forward to working with you.

What's New?

What's New Table. What's New Table lists the last 50 activities that happened in regards to the lettings
November
Letting Proposal Activity Activity Date
20201203 004 - C23540 1 New Attachment - 23540rv1.pdf 11/23/2020
004 - C23540 14 Plan Sheets Added 11/23/2020
20201210 New Letting Created 11/19/2020
20201217 New Letting Created 11/19/2020
20201210 001 - C21799 New Proposal Added 11/19/2020
001 - C21799 1 New Attachment - C21799.pdf 11/19/2020
20201217 001 - C22776 New Proposal Added 11/19/2020
001 - C22776 1 New Attachment - C22776.pdf 11/19/2020
002 - C21572 New Proposal Added 11/19/2020
002 - C21572 1 New Attachment - C21572.pdf 11/19/2020
003 - C23548 New Proposal Added 11/19/2020
003 - C23548 1 New Attachment - C23548.pdf 11/19/2020
20201210 001 - C21799 281 Plan Sheets Added 11/19/2020
20201217 001 - C22776 680 Plan Sheets Added 11/19/2020
002 - C21572 221 Plan Sheets Added 11/19/2020
003 - C23548 246 Plan Sheets Added 11/19/2020
20201119 001 - C23700 1 New Attachment - 23700rv1.pdf 11/10/2020
001 - C23700 3 Plan Sheets Added 11/10/2020
20201203 002 - C23182 1 New Attachment - 23182rv1.docx 11/10/2020
002 - C23182 4 Plan Sheets Added 11/10/2020
20201112 007 - C22553R Proposal Withdrawn 11/10/2020
20201119 002 - C22553R New Proposal Added 11/10/2020
002 - C22553R 1 New Attachment - C22553R.pdf 11/10/2020
002 - C22553R 1 New Attachment - 22553Rrv1-1.pdf 11/10/2020
002 - C22553R 1 New Attachment - 22553Rrv2.pdf 11/10/2020
002 - C22553R 508 Plan Sheets Added 11/10/2020
002 - C22553R 12 Plan Sheets Added 11/10/2020
002 - C22553R 14 Plan Sheets Added 11/10/2020
Letting Made Available 11/05/2020
20201203 Letting Made Available 11/05/2020
20201119 001 - C23700 228 Plan Sheets Added 11/05/2020
20201203 001 - C22594 325 Plan Sheets Added 11/05/2020
002 - C23182 215 Plan Sheets Added 11/05/2020
003 - C23607 155 Plan Sheets Added 11/05/2020
004 - C23540 328 Plan Sheets Added 11/05/2020
005 - C22954 542 Plan Sheets Added 11/05/2020
20201112 007 - C22553R 1 New Attachment - 22553Rrv1-1.pdf 11/03/2020
007 - C22553R 12 Plan Sheets Added 11/03/2020
002 - C22558 1 New Attachment - 22558rv1.pdf 11/03/2020
002 - C22558 5 Plan Sheets Added 11/03/2020
(40 Activities) More... Searching...

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