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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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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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Design Exception Protocol
2024-5. October 9, 2024. As part of the larger rewrite of the Colorado Department of Transportation (CDOT) Project Development Manual (PDM), Section 2.05 ...
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Advertisement of Accessible Plans and Specifications
2024-4. September 20, 2024. Per Procedural Directive 31.1, titled "Website Development and Web Accessibility", content on an external-facing Colorado ...
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Assigning Pavement Smoothness Categories
2024-3. July 1, 2024. This design bulletin provides guidance to designers for assigning pavement smoothness categories for hot mix asphalt and Portland cement ...
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New Colorado Discharge Permit System Stormwater Construction Permit (CDPS-SCP) Requirements
2024-2. May 16, 2024. The purpose of this Bulletin is to provide information and instruction regarding revisions changes to the Water Quality Specifications ...
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Revisions Under Advertisement Quality Control Reviews
2023-3. September 22, 2023. Instructions on how to improve the Revisions under Advertisement process and reduce the potential for issuing multiple revisions. ...
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Operations Evaluation (Formerly TSM&O)
2021-2. December 1, 2021. On January 1, 2016 all projects with a Design Scoping Review on or after February 1, 2016 required a Transportation Systems ...
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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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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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