675 IAC 30-1-5 Exemptions from inspection

Sec. 5. (a) Each of the following vessels must comply with the applicable requirements of the edition of the ASME B&PVC in effect at the time of construction, but are exempt from inspection and operating permit requirements: (1) Vessels located on a farm and used solely for agricultural purposes. (2) Boilers meeting the requirements of clauses (A), (B), (C), and (D) as follows: (A) Contain a volume less than one and one half (1 1/2) cubic feet. (B) Operate entirely full of a liquid heat transfer fluid that will not vaporize at the operating temperature and atmospheric pressure. (C) Have a gross output rating not exceeding three hundred thousand (300,000) Btus per hour. (D) Are not located in a place of public assembly. (3) Unfired pressure vessels that: (A) contain only water under pressure for domestic supply purposes, including those containing air, if the compressed air serves only as a cushion or as part of an airlift pumping system; and (B) are located in a Class 2 structure as defined in IC 22-12-1-5 or a residential structure with less than seven (7) apartments. (4) Steam cleaner as defined in 675 IAC 30-4-49. (b) Each of the following objects are covered under the scope of the permit for the system of which it is a part and does not require a separate operating permit; however, the object must meet all other requirements of IC 22-15-6 and this article: (1) Expansion tanks located within a system where the boiler in that system is regulated by this article. (2) Hot water storage tanks that contain only water under pressure under the following conditions: (A) Temperature not to exceed two hundred ten (210) degrees Fahrenheit. (B) Protected from overpressure. (3) Refrigeration vessels located in a skid-mounted unit where said unit is regulated by this article.