22.214.171.124 Remote Impounding
Exception: Where compliance with 126.96.36.199.2 is not possible because there is not enough open area around the tanks, "partial" remote impounding for a percentage of the required capacity is permitted. The remainder of the volume required for spill control can be provided by open diking meeting the requirements of 188.8.131.52.
Exception: Where partial remote impounding as provided for in 184.108.40.206.2 is used, the liquid in the partial remote impounding area shall meet the requirements of 220.127.116.11.4. Tank spacing shall be determined based on the diked tank provisions of Table 18.104.22.168.1. [30:22.214.171.124]