Kansas Administrative Regulations
Agency 4 - DEPARTMENT OF AGRICULTURE
Article 10 - ANHYDROUS AMMONIA
Section 4-10-2e - Container valves and appurtenances
Current through Register Vol. 43, No. 52, December 26, 2024
(a) Connections to containers shall be limited to liquid-level gauges, emergency shutoff valves, pressure gauges, vapor-relief valves, liquid lines, vapor lines, and thermometers.
(b) Each vapor line and liquid line shall have a manually operated shutoff valve located as close to the container as practical.
(c) On or before July 1, 2012, each permanent storage container shall be equipped with an emergency shutoff valve that meets the requirements of K.A.R. 4-10-1(l) .
(d) No metal part or component of a system that is normally in contact with anhydrous ammonia shall be made of a metal that is incompatible with anhydrous ammonia, including galvanized metal, cast iron, zinc, copper, and brass.
(e) Openings from the container or through fittings that are not larger than a no. 54 drill size opening shall not be required to be equipped with an excess flow valve.
(f) Each valve and appurtenance shall be suitable for use with anhydrous ammonia and designed for not less than the maximum pressure to which the valve and appurtenance will be subjected. Each valve that could be subjected to container pressures shall have a rated working pressure of at least 250 psig.
(g)
(h) Each liquid connection used to fill a permanent storage container shall be fitted with a backflow check valve.
(i)