Business Center

Scheduled Bid Openings

Design-Bid-Build Construction Project Advertisements

*Four new projects advertised August 16, 2018

CDOT posts new advertisements on a bi-weekly schedule. Our next advertisement date is August 30, 2018.
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.
August 23 

BR 025A-028 (20407) ~ I25 Bridge Replacements over Butte Creek at Exit 59 - N-17-BN & N-17-S in Huerfano county.


STR 167A-002 (20754) ~ SH 167 Near Fowler between MP 0 AND 4.86 1.5” mill and overlay in Crowley, Otero, and Pueblo counties. Please see below revision for this project. 


STA 052A-040 (20715) ~ SH 52 MP 62.241 Replace existing undersized culverts in Morgan county.


STR 167A-002 (20754) ~ SH 167 near Flower between MP0 and 4.86 1.5" mill and overlay in Crowley and Otero counties.  

23Aug 004.EBSx Revision 1

September 6

*BR R200-228 (21020) ~ Bridge M-22-Z replacement on SH 10 east of La Junta. Work to include earthwork, bridge demolition and replacement, guardrail installation, and other items as included in the plans.  In Otero county


*NHPP R100-287 (22022R) ~ Up-grade ADA Curb Ramp at various locations in Adams, Denver, and Douglas counties.  A MANDATORY PRE-BID CONFERENCE WILL BE HELD ON AUGUST 23, 2018 BEGINNING AT 1:30 PM IN THE TURNPIKE CONFERENCE ROOM, 4670 HOLLY STREET, DENVER, CO 80216


*STM 0252-469 (22383) ~ Replacing and or modifying curb ramps along the I-25 and the SH21 Powers Corridor in Colorado Springs located in El Paso county.   A mandatory pre-bid meeting will be held on August 22, 2018 beginning at 10:00 AM at the CDOT Colorado Springs Office, 1480 Quail Lake Loop, Colorado Springs, CO 80906.


*NHPP 0501-069 (22415) ~ The project consists of replacing existing ADA curb ramps to bring them into compliance with PROWAG Requirements. This Project is located in the City of Delta on US50 MP 70.93 to 72.38 and SH348, MP 0.00 to MP 0.73 in Delta county. A Mandatory Pre-Bid Meeting will be held August 23, 2018, at 9:00 AM, in the Montrose Residency Conference Room, 2424 North Townsend Ave, Montrose, CO 81401.

Swipe table to see more content

Contact Us

Construction Contracts
Marci Gray
[email protected]

RB Simmons
Contract Administrator
[email protected]

Construction Prequalification
Darrell Wells
Contract Administrator
[email protected]

Colorado: The Official State Web Portal