ARSD 61:08:09:02. Schedule of inspections

An inspector shall conduct an initial inspection of each historic boiler during the first year following March 10, 1997. The inspector's initial inspection shall include an ultrasonic examination conducted pursuant to Article 4, section V, ASME Boiler and Pressure Vessel Code, July 1, 2021; an internal inspection conducted pursuant to § 61:08:09:05; and an external inspection pursuant to § 61:08:09:31. During the second year following March 10, 1997, an inspector shall conduct a hydrostatic test pursuant to § 61:08:09:24. During the third year following March 10, 1997, and every sixth year thereafter, an inspector shall conduct a hydrostatic test or an external inspection. During the sixth year following March 10, 1997, and every sixth year thereafter, an inspector shall conduct an ultrasonic examination or an internal inspection. Additional tests may be performed at any time an inspector considers it necessary for continued safe operation of the boiler.