: Explanations for the significant changes to "Size Effect" factors (
The 2019 edition of the code introduced some of the most significant changes in decades, all of which are meticulously detailed in the PCA Notes:
: For the first time, shotcrete is explicitly included in the code, with specific requirements for placement and quality control.
While ACI 318-19 is an evolution from 318-14 (not a revolution), there are significant changes. The PCA Notes highlights them clearly.
Quick-reference tables for common bar sizes and concrete strengths.