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The final version of the Infrastructure Design Manual (IDM) was presented to Council on January 25th, 2022. This version is available below and will take effect beginning March 1, 2022. Questions on the IDM can be sent to City staff at Please include page and sections numbers when submitting questions.

A Message from the Director of Engineering - November 18, 2022 » 
Jeff H. Edmonds, P.E. addresses stakeholders concerning the Infrastructure Design Manual, Chapter 6. 



Infrastructure Design Manual Chapter 6 (For Public Review) » 


Final IDM Version

Final IDM Version - March 2022 » 
The IDM is a single guidance document for designers of public improvements that will be operated and maintained by the City after construction is complete.


Archived IDM Versions

September 2022 DRAFT Version » 

July 2021 Version » 

October 2021 Version » 

Comments Document » 


News Releases

City Updates Design Standards for New Streets » 
OCTOBER 3, 2022

Council Briefed on Infrastructure Design Manual » 
JANUARY 25, 2022