For facilities constructed after June 30, 1985:

1.    Any anhydrous ammonia storage facility with a container nominal capacity of less than one hundred thousand gallons [378541.2 liters] must be located at least:

a.    Fifty feet [15.24 meters] from the line of any adjoining property, which may be built upon, or any highway or railroad mainline.

b.    Four hundred fifty feet [137.16 meters] from any place of public assembly or residence, other than the company’s business office.

c.    Seven hundred fifty feet [213.36 meters] from any institutional residence.

2.    Any anhydrous ammonia storage facility with container nominal capacity of one hundred thousand gallons [378541.2 liters] or more must be located at least:

a.    Fifty feet [15.24 meters] from the property line of adjoining property, which may be built upon, or any highway or railroad mainline.

b.    Six hundred feet [182.88 meters] from any place of public assembly or residence, other than the company’s business office.

c.    One thousand feet [300.48 meters] from any institutional residence.

3.    Upon relocation of any permanent storage container to an anhydrous ammonia storage facility, the container must be hydrostatically pressure tested at the maximum allowable working pressure of the vessel, wet fluorescent magnetic particle tested, also referred to as black light tested, or any other acceptable testing method as determined by the agriculture commissioner. Before the container may be put into service and before licensing may occur, proof of testing must be supplied to the board of county commissioners and the agriculture commissioner.

4.    All valves and other appurtenances to any anhydrous ammonia storage facility must be protected against physical damage. All shutoff valves must be kept closed and locked when not in use and when the facility is unattended.

5.    Any anhydrous ammonia storage facility relocated or constructed after August 1, 1995, may not be located within city limits, unless approved by the city.