5706.4.17.1 Periodic test.
FC § 5706.4.17.1
Underground piping shall be tested once every 10 years at the owner's risk by his or her representative before a representative of the department. Such test shall be made at 100 pounds per square inch (psig) (689.5 kPa) or 150 percent of the maximum operating pressure, whichever is greater, for 30 minutes.













