15-26-740 Tank cars – Unloading procedure.

   Tank car unloading of liquefied petroleum gas shall comply with Sections 15-26-220 through 15-26-270 and 15-26-290 through 15-26-320 inclusive, with the following exceptions:

   1.   The piping system shall comply with Section 23 of National Fire Protection Association Pamphlet No. 58 entitled “Standard for the Storage and Handling of Liquefied Petroleum Gas”, 1973 Edition. The maximum pipe size used shall be four inches;

   2.   One shutoff valve shall be installed near the tank car and near the tank or building, and both shall be accessible;

   3.   A hydrostatic relief valve shall be provided in accordance with the requirements of Section 236 of National Fire Protection Association Pamphlet No. 58 entitled “Standard for the Storage and Handling of Liquefied Petroleum Gas”, 1973 Edition;

   4.   Lines for liquefied petroleum gas need not be installed in concrete trenches or steel conductor pipe;

   5.   Pressure in tank cars may be increased to allow transfer by use of a compressor or some other suitable means.

(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)

15-26-750 Tank trucks.

   Tank trucks transporting liquefied gas and their loading and unloading facilities shall comply with Sections 15-26-200 and 15-24-1000 to 15-24-1070 in addition to the following:

   1.   All valves and fittings shall be protected against damage due to collision;

   2.   Liquid discharge openings shall have a remote-controlled internal shutoff valve including thermal actuation unless the tank capacity is less than 3,500 gallons water capacity.

(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)

15-26-760 Repair, alteration or modification of LP containers – Procedure.

   It shall be unlawful to make any repair, alteration and/or modification to any pressurized part of any liquefied petroleum gas container without first emptying and purging such containers of all flammable gas and without first making a physical disconnection of all connecting piping, taking out sections thereof to make such disconnections. Before making such repairs, alterations and/or modifications, the contents of the container shall be tested and the analysis of the mixture of air or inert gases therein shall be recorded. After completion of the repairs, alterations and/or modifications, the department of steam boilers, unfired pressure vessels and cooling plants shall be notified to allow an inspection to be made prior to filling. At that time, written evidence shall be provided to show that all repairs, alterations and/or modifications comply with the code under which the container was originally built.

(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)

15-26-770 Labeling of aerosol container.

   Each product packaged in aerosol form shall be labeled in accordance with the federal statutes and regulations applicable to it, including the Federal Hazardous Substances Act, the Poison Packaging Act, the Federal Food, Drug and Cosmetic Act, the Federal Environmental Pesticide Control Act, the Consumer Product Safety Act, and the regulations issued thereunder as published in the Code of Federal Regulations as they may be hereafter amended.

(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)

15-26-780 Aerosol can filling restrictions.

   Aerosol can filling operations using a propellant classed as extremely flammable or flammable under Code of Federal Regulations, Title 21, Part 191, shall not be conducted.

(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)

15-26-790 Aerosol can storage.

   Aerosol containers stored for resale in a mercantile occupancy exceeding an aggregate amount equal to the amount on display for retail sales shall be separated from all other areas of the building except storage areas of the same occupancy by a wall having a standard fire resistance rating of one hour and shall have sprinkler protection; except that, if a building has an approved sprinkler system installed therein, these requirements will not apply.

(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)

ARTICLE VI. MISCELLANEOUS (15-26-800 et seq.)

15-26-800 Chlorine gas.

   The sale, storage, use or handling of chlorine gas is hereby prohibited within the limits of the city unless chlorine gas is stored in buildings constructed and maintained in accordance with the building provisions of this Code in containers constructed in compliance with the Interstate Commerce Commission rules and regulations.

   No combustible material of any kind shall be placed or kept in any room or building used for the storage of chlorine gas.

(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)

15-26-810 Storage of oxygen cylinders.

   Cylinders of oxygen shall never be stored in the same room or compartment used for the storage of calcium carbide or cylinders containing fuel gases, or in an acetylene generator compartment. Cylinders of oxygen, except those in actual use, shall be stored away from highly flammable material, especially oil, grease or any substance likely to cause or accelerate fire. Cylinders of oxygen shall be stored in locations where they are not likely to be struck by passing or falling objects. Oxygen cylinders shall be protected against excessive rise of temperature. Cylinders may be stored in the open, but in such cases shall be protected against extremes of weather. During winter, cylinders stored in the open shall be protected against accumulations of ice or snow.

(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)