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Roadway Design Guide Updates
2025-1 March 26, 2025. List of items updated in the Colorado Department of Transportation (CDOT) Roadway Design Guide.
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Systems Engineering Analysis (SEA) Process
2021-3. December 1, 2021. As of September 1, 2021, projects will follow the revamped Systems Engineering Analysis (SEA) process. The SEA will no longer be a ...
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Tips for Applying the Traffic Signal One-Line Diagrams
2023-1. June 27, 2023. Several electrical utility companies and CDOT Regions are now requiring that traffic signal projects include electrical one-line ...
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Utility Conflict Management (UCM) - Utility Conflict List
2022-1. February 8, 2022. The purpose of this Design Bulletin is to provide guidance for the use of the Utility Conflict Matrix (UCM) for the identification of ...
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Value Engineering Study Threshold
2025-2. April 24, 2025. The CDOT value engineering study threshold is now established by the Code of Federal Regulations (CFR). 23 CFR 627.5 states that value ...
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