2025 — Colorado Department of Transportation

Region 5 Region Wide Culvert Repairs FRF Construction Management Engineering Services

Region 5 Region Wide Culvert Repairs FRF Construction Management Engineering Services. First Date of Publication: 10/23/2025. Proposal Submission Deadline: 11/13/2025. Submit electronically through BidNet RFx#R5102325.

Region 3 Project Specific I-70 Exit 203 Interchange Improvements Construction Management, Construction Inspection & Materials Testing Services

Region 3 Project Specific I-70 Exit 203 Interchange Improvements Construction Management, Construction Inspection & Materials Testing Services. First Date of Publication: 10/30/2025. Proposal Submission Deadline: 11/20/2025. Submit electronically through BidNet RFx#R3103025.

Region 4 PS I-70 Seibert East Part 2 & Stratton Spur Inspection &Materials Testing Construction Management Engineering Services

R4 PS I-70 Seibert Part 2 & Stratton Spur CM. First Date of Publication: 11/06/2025. Proposal Submission Deadline: 12/04/2025. Submit electronically through BidNet RFx#R4110625.

Statewide Project Specific Airfield Pavement Management Services

Statewide Project Specific Airfield Pavement Management Services. First Date of Publication: 11/13/2025. Proposal Submission Deadline: 12/11/2025. Submit electronically through BidNet RFx#SW111325.

Updated - Region 4 Project Specific Resurfacing SH 52 I-25 to US 85 MP 11.0 – MP 19.5 Construction Management, Construction Inspection, Materials Testing, & Public Information Services

Region 4 Project Specific Resurfacing SH 52 I-25 to US 85 MP 11.0 – MP 19.5 Construction Management, Construction Inspection, Materials Testing, & Public Information Services. First Date of Publication: 11/20/2025. Proposal Submission Deadline: 12/18/2025. Submit electronically through BidNet RFx#R4111825. Updated - Answers to Q/A published in BidNet on 12/11/2025.

Region 3 Project Specific US 24 North of Leadville MP147 to MP175 CM, CI & MT

Region 3 Project Specific US 24 North of Leadville MP147 to MP175 CM, CI & MT. First Date of Publication: 12/18/2025. Proposal Submission Deadline: 01/22/2026. Submit electronically through BidNet RFX: R3121825.