We can allow for a total of 16″ of axial compression with a double x-flex expansion joint with an intermediate anchor base that will allow 8 inches of axial compression on either side of the anchor base.
![40 externally pressurized expansion joints](https://usbellows.com/wp-content/uploads/1990/07/externally-pressurized-expansion-joints-1-300x212.jpg)
We can allow for a total of 16″ of axial compression with a double x-flex expansion joint with an intermediate anchor base that will allow 8 inches of axial compression on either side of the anchor base.