550.2240. - Explosive and flammable materials.
(a) In general. No use or structure involving the manufacture, storage or use of explosive or flammable materials shall be operated or occupied as to constitute a hazardous condition, or as to unreasonably interfere with the use and enjoyment of property by any person of normal sensitivities, or otherwise as to create a public nuisance.
(b) Specific standards. All uses involving the manufacture, storage, or use of explosive or flammable materials shall comply with the provisions of Chapter 173 of the Minneapolis Code of Ordinances, Fire Prevention Code, Chapter 51 of the Minneapolis Code of Ordinances, Fumigating, the Uniform Fire Code, the safety codes of the National Fire Protection Association, with all other applicable regulations, and with the following standards:
(1) Safety devices. All uses involving the manufacture, storage, or use of explosive or flammable materials shall employ best management practices and the provision of adequate safety devices to guard against the hazards of fire and explosion and adequate firefighting and fire-suppression devices standard in the industry.
(2) Explosive or blasting agents. The manufacture, storage, or use of any explosive or blasting agent as defined by the Uniform Fire Code, shall be prohibited in any zoning district.
(3) Class I flammable liquids, flammable gases and flammable liquefied gasses.
a. In general. The storage of all Class I flammable liquids, flammable gases and flammable liquefied gases, as defined in Chapter 173 of the Minneapolis Code of Ordinances, Fire Prevention Code, except such storage for the direct refueling of motor vehicles, for on-site standby power generation, or for on-site heating or cooking, not including industrial processes, shall be governed by the standards set forth in Table 550-7, Maximum Class I Flammable Liquids, Flammable Gases and Flammable Liquefied Gases. Bulk storage and dispensing shall be by means of a closed tank and piping system.
b. Distance from urban neighborhood and residence mixed-use districts. Storage of Class I flammables in excess of one hundred and twenty (120) gallons but not more than five hundred (500) gallons shall be located no closer than fifty (50) feet from the nearest urban neighborhood or residence mixed-use district. Storage of Class I flammables in excess of five hundred (500) gallons but not more than two thousand seven hundred fifty (2,750) gallons shall be located no closer than one hundred fifty (150) feet from the nearest urban neighborhood or residence mixed-use district, and if outside and above ground shall be located no closer than three hundred (300) feet from the nearest permitted or conditional residential use. Storage of Class I flammables in excess of two thousand seven hundred fifty (2,750) gallons shall be located no closer than three hundred (300) feet from the nearest urban neighborhood or residence mixed-use district, or such greater distance as required by conditional use permit.
c. Increasing maximum storage. The maximum Class I flammables stored in the PR2 Production and Processing District may be increased by conditional use permit subject to the limitations in Table 550-7, Maximum Class I Flammable Liquids, Flammable Gases and Flammable Liquefied Gases, as provided in Chapter 525, Administration and Procedures.
Table 550-7 Maximum Class I Flammable Liquids,
Flammable Gases and Flammable Liquefied Gases1
Zoning District | Maximum Permitted (in gallons) | Maximum Allowed by Conditional Use Permit
Urban neighborhood and residence mixed-use districts | 10 2 | —
Commercial mixed-use, PR1 and transportation districts | 60 2 | —
PR2 District | 2,750 | 15,000
1 Maximum storage capacity of any tank or container or combination of tanks or containers.
2 For institutional and civic uses, flammables in excess of ten (10) gallons are allowed for maintenance purposes, operation of equipment, or demonstration, treatment or laboratory work when stored in cabinets which comply with the Uniform Fire Code, but shall not exceed 120 gallons in total.
