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Construction Specifications

2011 Construction Specifications
Use of the 2011 Standard Specification Book is mandatory after May 03, 2011. For more information, contact CDOT's Standards and Specifications Unit. Use this section to access Colorado DOT's 2011 Standard Specifications for Road and Bridge Construction and revisions thereto. The revisions found herein are applicable to CDOT construction projects controlled by the 2011 Specification Book.

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Contact Information
Colorado: The Official State Web Portal