International Fire Code 2015 (IFC 2015)

Part I — Administrative

Part II — General Safety Provisions

Part III — Building and Equipment Design Features

Part IV — Special Occupancies and Operations

Part V — Hazardous Materials

Part VI — Referenced Standards

Part VII — Appendices

Heads up: There are no amended sections in this chapter.
Ripening processes where ethylene gas is introduced into a room to promote the ripening of fruits, vegetables and other crops shall comply with this chapter.

Exception: Mixtures of ethylene and one or more inert gases in concentrations that prevent the gas from reaching greater than 25 percent of the lower explosive limit (LEL) when released to the atmosphere.

2501.2 Permits

This section has been amended at the state or city level.
Permits shall be required as set forth in Section 105.6.
UpCodes note: Section 7.2 of the New York State 2017 Uniform Code Supplement indicates references to the original IFC section 105.6 and 105.7 to be replaced by the following requirements:

Any provision in the 2015 IFC that indicates that a permit is required shall be deemed to be amended to indicate that a permit is required to the extent provided in:
  1. the stricter of (i) the Code Enforcement Program of the Authority Having Jurisdiction or (ii) a Part 1203-Compliant Code Enforcement Program,
  2. Section 109 of the amended and restated version of Chapter 1 found in this Supplement,

  3. 19 NYCRR Part 1228 ("Sugarhouse Alternative Activity Provisions").
Approved ethylene generators shall be operated and maintained in accordance with Section 2506.
Words and terms used in this chapter and defined in Chapter 2 shall have the meanings ascribed to them as defined therein.
Ethylene gas shall be discharged only into approved rooms or enclosures designed and constructed for this purpose.
Valves controlling discharge of ethylene shall provide positive and fail-closed control of flow and shall be set to limit the concentration of gas in air below 1,000 parts per million (ppm).
Sources of ignition shall be controlled or protected in accordance with this section and Chapter 3.
Electrical wiring and equipment, including luminaires, shall be approved for use in Class I, Division 2, Group C hazardous (classified) locations.
Containers, piping and equipment used to dispense ethylene shall be bonded and grounded to prevent the discharge of static sparks or arcs.
Lighting shall be by approved electric lamps or luminaires only.
Heating shall be by indirect means utilizing low-pressure steam, hot water or warm air.

Exception: Electric or fuel-fired heaters approved for use in hazardous (classified) locations and that are installed and operated in accordance with the applicable provisions of NFPA 70, the International Mechanical Code or the International Fuel Gas Code.
Empty boxes, cartons, pallets and other combustible waste shall be removed from ripening rooms or enclosures and disposed of at regular intervals in accordance with Chapter 3.
Ethylene generators shall be listed and labeled by an approved testing laboratory, approved by the fire code official and used only in approved rooms in accordance with the ethylene generator manufacturer's instructions. The listing evaluation shall include documentation that the concentration of ethylene gas does not exceed 25 percent of the lower explosive limit (LEL).
Ethylene generators shall be used in rooms having a volume of not less than 1,000 cubic feet (28 m3). Rooms shall have air circulation to ensure even distribution of ethylene gas and shall be free from sparks, open flames or other ignition sources.
Approved warning signs indicating the danger involved and necessary precautions shall be posted on all doors and entrances to the premises.
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