Scheduled Bid Openings

Design-Bid-Build Construction Project Advertisements

*Eight new projects advertised September 22, 2022

CDOT posts new advertisements on a bi-weekly schedule. Our next advertisement date is October 6, 2022. A schedule of future planned advertisement dates is available by clicking on this link - Bid Advertisement Calendar.

Electronic plans and specifications are available to contractors at B2G. Please be sure to do an account lookup if you are new to the system as many vendors have been entered by CDOT into the system. This will allow you to reset the password if the proper contacts were entered. Upon registration, you can find the plans and specifications or the plan holders list for each project under the "View" menu by selecting "My Bid Solicitations". 

Prime contractors are directed to our Rules Governing Construction Bidding for CDOT Projects which details the requirements of Prequalification in Section 2. 

All Design-Bid-Build proposals are processed electronically via Bid Express. Primes must obtain a Digital ID for an agent identified in your prequalification registration. 

EBSx software is available here: AASHTOWare Project Bids ( and please remember to hit enter after creating your profile.  For any technical difficulties with Project Bids or the Bid Express website, contact customer service at 888-352-2439 or at [email protected]

Notice to all contractors bidding CDOT projects:  The Colorado Department of Transportation, in accordance with the Provisions of Title VI of the Civil Rights Act of 1964 (78 Stat. 252, 42 U.S.C. 2000d to 2000d-4) and Regulations, hereby notifies all bidders that it will affirmatively ensure that any contract entered into pursuant to this advertisement, 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.  

Thank you for your interest in our construction projects.  We look forward to working with you.

The Anticipated Projects (GoSheet) to be advertised during the next 90 days can be accessed by clicking on this link:  GoSheet Anticipated Project.

Project Number

Project Description

Bid Proposal File

Revisions Document

Related Documents

October 6, 2022

*MTCE 0253-281 (23689)

This project is located in Region 4 in Larimer county. Project work consists ofI-25 concrete slab replacement from MP 269-281. Please contact Jesse Ross at 970-203-5430 for any project questions. 


October 7, 2022

TCS 102-2022

TCS 101-2022 ~ This is a Region 1- 5 non-project specific invitation for bid for on-call as required traffic control services delivered through a master task order contract process. To access the bid solicitation for these on-call services please click on the "TCS 102-2022" link on the left side of this table. 

An online virtual Pre-bid meeting is scheduled for September 28, 2022 at 10:00AM. Contractors interested in attending the meeting must email          RB Simmons at [email protected] prior to the meeting to recieve an email invite to attend.


October 13, 2022

*STA 3852-015 (20867R)

This project is located in Region 4 in Phillips county. Project work consists of overlay with asphalt material of 2 inches of HMA. The project will also include rumble strips, striping and signage updates. Please contact Jeff Dollerschell at 970-522-0481 for any project questions.


*TRG 0253-264 (22547)

This project is located in Region 4 in Weld county. Project work consists of I-25 and SH 119 Park-N-Ride improvements. Please contact Daniel Marcucci at 303-546-5658 for any project questions.


*NHPP 0821-114 (24238)

This project is located in Region 3 in Lake and Pitkin counties. Project work consists of SH 82 Aspen to Independence pass chip seal from MP 47.8 to 61.2. Other project work elements include traffic control, erosion control as needed, and re-striping. Please contact Andrew Knapp at 970-384-3328 for any project questions.


*MP R200-280 (25086)

This project is located in Region 2 in Fremont and Pueblo counties. Project work consists of removal and replacement of signs along I-25 within and north of Pueblo, US 50 between Penrose and Avondale, and along Highway 115 in Penrose. The work includes class 1&2 sign panels and ground signs, installation of Class 3 sign panels and I-beam post installations. Please contact Adam Lancaster at 719-469-3348 for any project questions.


*C 170A-002 (23873)

This project is located in Region 4 in Boulder county. Project work consists of SH 170 from MP 0.6 to 3.3 to replace a culvert (with wingwalls) underneath the roadway. There will be temporary traffic control, excavation and asphalt patching. Please contact Daniel Marcucci at 303-546-5658 for any project questions.


*C 0831-126 (24966)

This project is located in Region 1 in Douglas county. Project work consists of SH 83 El Paso county to Bayou Gulch signing improvements. Please contact David Herzog at 303-859-7945 for any project questions.


October 20, 2022

*STU 0252-457 (21556)

This project is located in Region 1 in Denver county. Project work consists of replacing Alameda bridge over the South Platte River. Please contact Steven Sherman at 303-512-5991 for any project questions.