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The final version of the Infrastructure Design Manual (IDM) was initially presented to Council on January 25th, 2022, and Chapter 6 – Street Design Requirements was amended in December 2022. This version is available below and will take effect beginning December 12, 2022. Questions on the IDM can be sent to City staff at engineering@cctexas.info. Please include page and section 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. 

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Final IDM Version

Final IDM Version » *
This version takes effect beginning December 12, 2022.

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Archived IDM Versions

March 2022 Version » 

September 2022 DRAFT Version » 

July 2021 Version » 

October 2021 Version » 

Comments Document » 

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News Releases

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

Council Briefed on Infrastructure Design Manual » 
JANUARY 25, 2022