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Scheduled Bid Openings

Design-Bid-Build Construction Project Advertisements

*Three new projects advertised July 2, 2020

CDOT posts new advertisements on a bi-weekly schedule. Our next advertisement date is July 16, 2020. A schedule of future planned advertisement dates is available by clicking on this link - Bid Advertisement Calendar.
Electronic plans and specifications are available to registered 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]
Thank you for your interest in our construction projects.  We look forward to working with you.

July 23

*STM R200-249 (22478) ~ Project is located in Region 2 in several counties. US 24, M.P. 288.74, will clean culvert and box culvert and repair joint between the CMP and CBC, and will add Turf Reinforcement Mat and Rock Check Dams near inlet to help prevent Erosion. SH 115, M.P. 8.22, in Florence, will repair floor of box culvert, slip line box with 78" culvert and fill in voids with Concrete Type BZ. SH 9, M.P. 46.63 will fill old culvert with grout and install new culvert next to existing culvert. This will require trench digging and a temporary traffic signal for traffic control with one lane closed at a time in order to install culvert. The slopes in this area will be corrected as shown in the cross sections.  The resident engineer is Scott Schnake 719-227-3244. 


*STM R200-260 (23330) ~ The project is located in Region 2 in Huerfano county.  The project consists of SH 9, M.P. 69.94, Clean Culvert, Remove existing Headwall, Spray Line Culvert, and repair crack in headwall at Outlet. US 160, M.P. 279.38, Clean Culvert, Slip Line Culvert, Add Headwall to Outlet.  The resident engineer is Scott Schnake 719-227-3244.


Revision 1

*NHPP 1602-152 (20627) ~ The project is located In Region 5. US 160 Structure N-10-V Scour Mitigation. This project is located on US 160 East of the town of South Fork in Rio Grande county. The project involves traffic control, erosion control, top soil stockpiling, structure excavation, riprap placement, seeding, and mulching.  The resident engineer is Arthur Miller 719-587-6501.


July 30

*TCS 102-2020 Invitation for Bid (IFB) ~ This is a Two Step bid solicitation for providing on call traffic control services for Regions 3, 4, & 5 under a task order contracting process.  Please click on the link provided above to access the complete bid solicitation document for these services. 

Note: Pre-bid meeting regarding the solicitation is scheduled for July 8, 2020 at 1:00 pm. Pre-bid meeting details can be found in the revision document link above.

Project Engineer: Benjamin Acimovic 303-512-5530. 


Revision 1


Pre-Bid Slides

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