§ 14-12-20. Exemptions from sections 14-12-16 through 14-12-19.

The following boilers and unfired pressure vessels shall be exempt from the requirements of sections 14-12-16 through 14-12-19:

A.

Boilers or unfired pressure vessels located on farms and used solely for agricultural purposes;

B.

Steam or vapor boilers used for heating purposes carrying a pressure of not more than 15 pounds per square inch gauge and which are located in private residences or in apartment houses of less than six families;

C.

Hot water heating boilers or hot water supply boilers, operated at pressures not exceeding 160 pounds per square inch gauge or temperatures not exceeding 250 degrees Fahrenheit which are located in private residences or in apartment houses of less than six families;

D.

Unfired pressure vessels containing only water under pressure for domestic supply purposes, including those containing air, the compression of which serves only as a cushion or airlift pumping system, when located in private residences or in apartment houses of less than six families.

(Code 1967, § 45-30; Code 1985, § 42-32)