1301.9.11 Storage tank tests.
PC § 1301.9.11
Storage tanks shall be tested in accordance with the following: Storage tanks shall be filled with water to the overflow line prior to and during inspection. All seams and joints shall be left exposed and the tank shall remain water tight without leakage for a period of 24 hours.
1.After 24 hours, supplemental water shall be introduced for a period of 15 minutes to verify proper drainage of the overflow system and that there are no leaks.
2.The tank drain shall be observed for proper operation.
3.The makeup water system shall be observed for proper operation and successful automatic shutoff of the system at the refill threshold shall be verified.













