TITLE 8: AGRICULTURE AND ANIMALS
CHAPTER I: DEPARTMENT OF AGRICULTURE
SUBCHAPTER e: FERTILIZERS
PART 215 ANHYDROUS AMMONIA, LOW PRESSURE NITROGEN SOLUTIONS, EQUIPMENT, CONTAINERS, AND STORAGE FACILITIES
SECTION 215.255 LIQUID LEVEL GAUGING DEVICES
Section 215.255 Liquid Level Gauging Devices
a) Gauging devices shall be arranged so that the maximum liquid level to which the container may be filled is readily determinable.
b) Gauging devices shall have a design working pressure at least equal to the design pressure of the container on which they are used.
c) Tube type liquid level gauging devices on containers in excess of 3,000 gallons shall be equipped with shutoff valves at the lower connection.