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2017 and 2011 Construction Standard Specification Provisions

Please note, CDOT has recently moved its Headquarters and Region 1 HQ to: 2829 W. Howard Place, Denver, CO 80204. Please update this address change in all documents that still have the old CDOT address (4201 E. Arkansas Ave. Denver, CO 80224) in them. All documents with the old address are still official and good to use. Thank you.
2017 Construction Specifications
Use of the 2017 Standard Specification Book is mandatory after October 1, 2017. For more information, contact CDOT's Standards and Specifications Unit. Use this section to access Colorado DOT's 2017 Standard Specifications for Road and Bridge Construction and revisions thereto. The revisions found herein are applicable to CDOT construction projects controlled by the 2017 Specification Book. (Please note, CDOT has move its Headquarters and Region 1 HQ to: 2829 W. Howard Place, Denver, CO 80204. Please update this address change in all documents that still have the old CDOT address [4201 E. Arkansas Ave. Denver, CO 80224] in them. All documents with the old address are still official and good to use. Thank you.)
2011 Construction Specifications
CDOT HAS PUBLISHED THE 2017 STANDARD SPECIFICATIONS BOOK. THIS BOOK SUPERSEDES THE 2011 BOOK. IT'S USE IS MANDATORY ON ALL PROJECTS ADVERTISED AFTER OCTOBER 1, 2017. PLEASE SEE THE 2017 CONSTRUCTION SPECIFICATIONS WEBSITE. The 2011 Standard Specification Book is required after May 3, 2011 (but not after September 30, 2017). 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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