ACI 318 Building Code Portal

The American Concrete Institute has officially released the updated ACI 318-19: Building Code Requirements for Structural Concrete and Commentary.

This edition is the first edition of ACI 318 in five years and the first update since the reorganization of the code in the 2014 edition. This latest edition includes new and updated code provisions along with updated color illustrations for added clarity. 

Digital and print formats of ACI 318-19 are currently available in English and inch-pound units. A Spanish edition is also available in digital format. SI units and other languages to follow.  ACI 318-19 is also included in the online subscription to the ACI Collection of Concrete Codes, Specifications, and Practices.  


Coming Soon: ACI 318 PLUS

Keep an eye out for ACI 318 PLUS which is scheduled to launch March 2021.



References in 318

Search for and access many free documents referenced in the commentary section of the 318 code.


318 Building Code Page

Visit the Topics in Concrete - 318 Building Code page for a complete listing of all ACI resources on 318 including technical articles, news items, & related committees>


ACI 318-19: Building Code Requirements for Structural Concrete and Commentary

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ACI 318-19: Changes to the Concrete Design Standard

This on-demand e-learning course covers the major changes in the 2019 edition of ACI 318, “Building Code Requirements for Structural Concrete (ACI 318-19) and Commentary.


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