![Drilled Cast-in-place Pile Design Based on ACI 318-02 1 Drilled Cast in place Pile Design Based on ACI 318 02](https://excel.civilmdc.com/wp-content/uploads/2021/12/Drilled-Cast-in-place-Pile-Design-Based-on-ACI-318-02.png)
Cast-In-Drilled-Hole (CIDH) piles are commonly used in the construction of bridge structures, and refer to a construction method in which the reinforced concrete piles are cast in drilled holes to predetermined elevations using a heavy wall steel casing to prevent caving.