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Scheduled Bid Openings

Design-Bid-Build Construction Project Advertisements

*Five new projects advertised March 14, 2019

CDOT posts new advertisements on a bi-weekly schedule. Our next advertisement date is March 28, 2019. 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 (https://bids.cloverleaf.net/) 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.

March 21

NHPP 0703-435 (21223) ~ EJMT 480V motor Control Center-  Project consists of removal and replacement of existing electrical equipment, conduit, wiring and associated electrical work.  This project is located in Clear Creek and Summit counties.  Contact Neal Retzer.

21Mar001.EBSx

21Mar001.001.x

Revision 1

Revision 2

NHPP 0503-087 (20401) ~ Located on US 50 in Fremont county between MP 232.3 & 237.4.  This project consists of the addition of pullouts and passing lanes.  The work also includes drainage improvements, earthwork, aggregate base course, traffic control, erosion control, HMA paving, guardrail replacement, and signing &striping.

21Mar002.EBSx

Q&A

SHE 0252-481 (22786) ~ This Project will consist of installation and/or reset of ramp metering at various locations in Region 1 along I-25 between MP180.55 and MP192.97. This project is located in Douglas county. *A mandatory Pre-bid will be held on March 11, 2019 at 2:00 pm, the meeting will be held at CDOT HQ/R1:T-REX Conference Room 105 2829 Howard PL. Floor 1 Denver, CO 80204

21Mar003.EBSx

Revision 1

Q&A

Sign In 

SHE R100-308 (22389R) ~ This project is located in Adams and Jefferson county.  The project consists of signal replacement, and safety upgrades in 6 locations.  Please contact Leela Rajasekar @ 303-757-9862 with any questions.

21Mar004.EBSx

SHE 0881-031 (22388) ~ This project is located in Denver county.  South Federal Raised Medians project. Construct raised median along South Federal Boulevard (SH 088A) from Alameda Ave. (MP 1.98) to Vassar Ave. (MP 4.80). Includes removal of pavement, curb and gutter, median cover material, signing and striping. Please contact Leela Rajasekar @ 303-757-9862 with any questions.

21Mar005.EBSx

STM 0242-077 (21256) ~ US 24 - 8th Street to west of Manitou Springs - 2 Part Project Advertised under 21256 Part 1 - 21256 Portion - Resurfacing 2.25" Mill and Fill, Replace substandard Guardrail, Repair 7 Bridges with Class 2 and Class 3 Deck Repairs, Waterproofing Membranes, Plug Joints, and Bridge Rail. New delineators throughout and one curb ramp replacement at 26th St. Part 2 - 20933 Portion (Advertised under 21256) - The US 24 and 21st Street intersection work includes widening US 24 to the north to lengthen the existing left turn lane and add a second left turn lane from westbound US 24 to southbound 21st Street. The existing twin bridge structures (I-17-EG and I-17-EQ) will be repaired and widened to the center and connected to create new bridge structure I-17-EX.  The Fountain Creek channel under the bridge will be improved with riprap and matrix riprap to increase scour protection and stabilize the channel. The work also includes new curb and gutter, sidewalk, curb ramps, and raised islands at the intersection, and raised concrete median in US 24. The existing span wire traffic signal will be replaced with new signal poles and mast arms. New signage and pavement

markings will be installed on all legs of the intersection. This project it located in El Paso County.

*A MANDATORY PRE-BID CONFERENCE WILL BE HELD ON WEDNESDAY, MARCH 13, 2019 AT 1480 QUAIL LAKE LOOP AT 10:00AM.

*Due to the blizzard warnings beginning tomorrow at 10:00 am we are concerned about proposing contractors and our CM team safely getting to and from the mandatory meeting.  We are re-scheduling the Mandatory Pre-Bid to Friday March 15th at 10:00 am

DEFERRED TO MARCH 28TH

STA 0131-070 (22044-ALT) ~ This is an alternate bid HMA/PCCP reconstruction and minor widening project located in the Rio Blanco and Garfield counties on SH 13 and CR 5.  Reconstruction and widening will begin at MP 16.06 and will end at MP 20.77 on SH13.  The project includes clearing and grubbing, earthwork, drainage, box culvert (Precast), paving, shouldering, fencing, signing, pavement markings, and traffic control. 

DEFERRED TO MARCH 28TH

NHPP 2254-089 (20887) ~ This project is located on I-225 from I-25 to Parker Road. It consists of a 2.5" mill/fill with SMA, concrete paving, curb and gutter, median cover material, concrete curb ramps, guardrail, bridge deck rehab, bridge joint sawing and sealing, signal replacement, overhead sign replacement, signing and striping.

21Mar008.EBSx

Revision 1

Q&A

March 28

STM 0242-077 (21256) ~ US 24 - 8th Street to west of Manitou Springs - 2 Part Project Advertised under 21256 Part 1 - 21256 Portion - Resurfacing 2.25" Mill and Fill, Replace substandard Guardrail, Repair 7 Bridges with Class 2 and Class 3 Deck Repairs, Waterproofing Membranes, Plug Joints, and Bridge Rail. New delineators throughout and one curb ramp replacement at 26th St. Part 2 - 20933 Portion (Advertised under 21256) - The US 24 and 21st Street intersection work includes widening US 24 to the north to lengthen the existing left turn lane and add a second left turn lane from westbound US 24 to southbound 21st Street. The existing twin bridge structures (I-17-EG and I-17-EQ) will be repaired and widened to the center and connected to create new bridge structure I-17-EX.  The Fountain Creek channel under the bridge will be improved with riprap and matrix riprap to increase scour protection and stabilize the channel. The work also includes new curb and gutter, sidewalk, curb ramps, and raised islands at the intersection, and raised concrete median in US 24. The existing span wire traffic signal will be replaced with new signal poles and mast arms. New signage and pavement

markings will be installed on all legs of the intersection. This project it located in El Paso County.

*A MANDATORY PRE-BID CONFERENCE WILL BE HELD ON WEDNESDAY, MARCH 13, 2019 AT 1480 QUAIL LAKE LOOP AT 10:00AM.

*Due to the blizzard warnings beginning tomorrow at 10:00 am we are concerned about proposing contractors and our CM team safely getting to and from the mandatory meeting.  We are re-scheduling the Mandatory Pre-Bid to Friday March 15th at 10:00 am

Pending

Revision 1 Pending

STA 0131-070 (22044-ALT) ~ This is an alternate bid HMA/PCCP reconstruction and minor widening project located in the Rio Blanco and Garfield counties on SH 13 and CR 5.  Reconstruction and widening will begin at MP 16.06 and will end at MP 20.77 on SH13.  The project includes clearing and grubbing, earthwork, drainage, box culvert (Precast), paving, shouldering, fencing, signing, pavement markings, and traffic control. 

Pending

Revision 1

Revision 2

Revision 3 Pending

Q&A

April 4

*NHPP 030A-035 (20839) ~ This project is located on US 285 (Hampden Ave.) SH 30 (S. Havana Street) in the City of County of Denver and City of Aurora. The limits of project are from Dahlia Street to I-25 (US 285 MP 263.18 to 263.9) and from I-25 to SH 83 Parker Road (SH 30 MP 0 to 3.83). This project consists of milling, overlay, fence repair, manhole and valve box adjustment. This project is located in Denver and Arapahoe counties. 

04pr001.EBSx

*STR R300-236 (21748) ~ This project is location in Montrose, Delta and Gunnison counties along SH92 and SH 133.  This project includes cover coat, fog coat, pavement markings and traffic control.

04Apr002.EBSx

*IM 0252-472 (22569) ~ This project is located in El Paso county.  Reset the doubled cable barrier installed during phase I to 10' off of the edge of travel on I-25 MP 119.7-121, 122.3-122.9, and 125.2-128. Slopes will require flattening to 6:1 min for TL-4 rating.

*A mandatory pre-bid meeting will be held 03/21/2019 at 2:00 PM MST in the officesof 1480 Quail Lake Loop, Colorado Springs, CO, 80906.

04Apr003.EBSx

*MTCE R300-252 (22920) ~ This project consists of grinding existing pavement markings and refreshing with inlaid modified epoxy pavement marking material on the following highways; I-70 MM 75.0 to MM 213.6 and SH 82 from MM 0.4 to MM 47.2, as shown in the project plans. Stripe other highways within Region 3 as determined by the Project Engineer. This project is located in Eagle, Garfield, Pitkin and Summit counties.

04Apr004.EBSx

April 25

*NHPP 0703-445 (21893) ~ This project is located on I-70 in Clear Creek county.  The project consists of a shoulder lane in the westbound direction for approximately 12 miles.  This project includes minor widening, retaining walls, ITS and ATM devices, Fiber backbone, Guardrail, resurfacing and signing. 

 *A MANDATORY PRE-BID MEETING WILL BE HELD ON THURSDAY, MARCH 21, 2019 STARTING AT 1:30 PM AT 425C CORPORATE CIRCLE, GOLDEN, CO 80401 IN THE TRAIL RIDGE CONFERENCE ROOM.

SPECIAL PREQUALIFICATION REQUIREMENTS:  ONLY PRIME GENERAL CONTRACTORS WHO HAVE BEEN IDENTIFIED BY CDOT AS BEING PREQUALIFIED PURSUANT TO THE SPECIAL PREQUALIFICATION NOTICE REQUIREMENTS FOR THIS PROJECT WILL BE ALLOWED TO SUBMIT BIDS. 

25Apr001.EBSx

Special Prequal Submittal Requirements

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Contact Us


  • Construction Prequalification
    Darrell Wells
    Contract Administrator
    [email protected]
    303-757-9215

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