Bulletins and Manuals

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.

Title	Type
All manuals are only online now and are no longer available for purchase.	Link
Construction Bulletins	Folder
Design Bulletins	Folder
Construction and Design Notices	Folder
Division of Project Support Memos	Folder
Local Agency Bulletins	Folder
Innovating Contracting Bulletins	Folder
Additional Guidance Documents	Folder
2018 CDOT Construction Manual	Folder
2014 CDOT Construction Manual (with updates)	Folder
Project Development Manuals	Folder
CDOT Roadway Design Guide 2018	Folder
CDOT Roadway Design Guide 2005	Folder
Local Agency Manual 2006 (Revised on July 27, 2017)	Folder
CDOT Cable Barrier Guide	Folder
CDOT Pipe Material Selection Guide	Folder
2019 CDOT Lighting Design Guide	File
CDOT Utility Manual	File
2014 CDOT Inspector's Checklist	File
CDOT Highway Construction Specifications	Link