Dedication

Effective Date of Local Laws

Chapter 1 Administration

Chapter 2 Definitions

Chapter 3 General Precautions Against Fire

Chapter 4 Emergency Planning and Preparedness

Chapter 5 Fire Operations Features

Chapter 6 Building Services and Systems

Chapter 7 Fire-Resistance-Rated Construction

Chapter 8 Interior Furnishings, Decorations and Scenery

Chapter 9 Fire Protection Systems

Chapter 10 Means of Egress

Chapter 11 Aviation Facilities and Operations

Chapter 12 Dry Cleaning

Chapter 13 Combustible Dust-Producing Operations

Chapter 14 Fire Safety During Construction, Alteration and Demolition

Chapter 15 Flammable Finishes

Chapter 16 Fruit and Crop Ripening

Chapter 17 Fumigation and Insecticidal Fogging

Chapter 18 Semiconductor Fabrication Facilities

Chapter 19 Lumber Yards and Wood Waste Materials

Chapter 20 Manufacture of Organic Coatings

Chapter 21 Industrial Furnaces

Chapter 22 Motor Fuel-Dispensing Facilities and Repair Garages

Chapter 23 High-Piled Combustible Storage

Chapter 24 Tents and Other Membrane Structures

Chapter 25 Tire Rebuilding and Tire Storage

Chapter 26 Welding and Other Hot Work

Chapter 27 HAZARDOUS MATERIALS—GENERAL PROVISIONS

Chapter 28 Aerosols

Chapter 29 Combustible Fibers

Chapter 30 Compressed Gases

Chapter 31 Corrosive Materials

Chapter 32 Cryogenic Fluids

Chapter 33 Explosives, Fireworks and Special Effects

Chapter 34 Flammable and Combustible Liquids

Chapter 35 Flammable Gases

Chapter 36 Flammable Solids

Chapter 37 Highly Toxic and Toxic Materials

Chapter 38 Liquefied Petroleum Gases

Chapter 39 Organic Peroxides

Chapter 40 Oxidizers, Oxidizing Gases and Oxidizing Cryogenic Fluids

Chapter 41 Pyrophoric Materials

Chapter 42 Pyroxylin Plastics

Chapter 43 Unstable (Reactive) Materials

Chapter 44 Water-Reactive Solids and Liquids

Chapter 45 Referenced Standards

Appendix A Fees

Appendix B Referenced Standard Modifications

This chapter shall govern the manufacture, storage, handling and use of combustible Level 1, 2 and 3 aerosol products, including the display of such products in any building, structure or premises.
Permits shall be required as set forth in FC105.6.
The handling and use of aerosols in quantities requiring a permit shall be performed under the personal supervision of a person holding a certificate of fitness. The storage of aerosols in quantities requiring a permit shall be under the general supervision of a person holding a certificate of fitness.
Combustible Level 1, 2 and 3 aerosol products shall be manufactured, stored, handled and used in accordance with this chapter, the construction codes, including the Building Code, and NFPA 30B.
It shall be unlawful to manufacture Level 1, 2 or 3 aerosol products.
It shall be unlawful to store, handle or use Level 1, 2 or 3 aerosol products in metal cans exceeding 33.8 fluid ounces (1000 ml), or in glass or plastic bottles exceeding 4 fluid ounces (118 ml).

Exceptions:

1. Level 3 aerosol products shall be stored, handled and used in containers with a maximum capacity of 24 fluid ounces (708 ml).

2. Pressurized ether shall be stored, handled or used only in metal containers with a maximum capacity of 8 fluid ounces (236 ml).

3. Level 1, 2 and 3 oven-cleaning aerosol products shall be stored, handled or used in containers with a maximum capacity of 16 fluid ounces (472 ml).
The following terms shall, for the purposes of this chapter and as used elsewhere in this code, have the meanings shown herein.

AEROSOL. A product that is dispensed from a container by a propellant, classified as follows:

Level 1. Aerosol products with a total chemical heat of combustion that is greater than 0 and less than or equal to 8,600 British thermal units per pound (Btu/lb) (20 kJ/g).

Level 2. Aerosol products with a total chemical heat of combustion that is greater than 8,600 Btu/lb (20 kJ/g), but less than or equal to 13,000 Btu/lb (30 kJ/g).

Level 3. Aerosol products with a total chemical heat of combustion that is greater than 13,000 Btu/lb (30 kJ/g).

AEROSOL CONTAINER. A metal can, or a glass or plastic bottle designed to dispense an aerosol.

AEROSOL WAREHOUSE. A Group H or S occupancy used exclusively for the nonretail storage and transhipment of aerosol products.

PROPELLANT. The liquefied or compressed gas in an aerosol container that expels the contents from an aerosol container when the valve is actuated. A propellant is considered flammable if it forms a flammable mixture with air, or if a flame is self-propagating in a mixture with air.

RETAIL DISPLAY AREA. The area of a Group M occupancy open for the purpose of viewing or purchasing merchandise offered for sale. Individuals in such establishments are free to circulate among the items offered for sale which are typically displayed on shelves, racks or the floor.
Aerosol products shall be classified as Level 1, 2 or 3 in accordance with FC2802.1. Aerosol products in cartons which are not identified shall be classified as Level 3.
Cartons shall be identified on at least one side with the classification level of the aerosol products contained within the carton as follows: LEVEL ________ AEROSOLS.
Indoor storage of Level 2 and 3 aerosol products shall comply with the requirements of FC 2804.2 through 2804.7 and NFPA 30B. Level I aerosol products shall be considered equivalent to a Class III commodity and shall comply with the requirements for palletized or rack storage set forth in NFPA 13, as modified by FC Appendix B.
Except as otherwise provided in FC2804.2.1, it shall be unlawful to store Level 2 and 3 aerosol products in Group A, B, E, F, I and R occupancies in excess of the following amounts:

1. A net weight of 1,000 pounds (454 kg) of Level 2 aerosol products.

2. A net weight of 500 pounds (227 kg) of Level 3 aerosol products.

3. A combined net weight of 1,000 pounds (454 kg) of Level 2 and 3 aerosol products.
Level 2 and 3 aerosol products exceeding the maximum quantities set forth in FC2804.2 may be lawfully stored in accordance with FC 2804.2.1.1 and 2804.2.1.2.
Aerosol products in a quantity not to exceed 100 percent of the maximum storage limitation may be stored in storage cabinets in accordance with FC3404.3.2.
Level 2 and 3 aerosol products in a quantity exceeding that set forth in FC2804.2 may be lawfully stored indoors in a flammable liquid storage room in accordance with FC2804.5.
Storage of aerosol products in general purpose warehouses, as defined in NFPA 30B, utilized only for warehousing-type operations involving mixed commodities shall comply with the requirements of FC 2804.3.1 or 2804.3.2.
Storage consisting of solid pile, palletized or rack storage of Level 2 and 3 aerosol products not segregated into areas utilized exclusively for the storage of aerosols shall comply with the requirements of FC Table 2804.3.1.

FC TABLE 2804.3.1 NONSEGREGATED STORAGE OF LEVEL 2 AND 3 AEROSOL PRODUCTS IN GENERAL PURPOSE WAREHOUSESb

AEROSOL LEVEL MAXIMUM NET WEIGHT PER FLOOR (pounds)b
Palletized or solid-pile storage Rack storage
Unprotected Protecteda Unprotected Protecteda
2 2,500 12,000 2,500 24,000
3 1,000 12,000 1,000 24,000
Combination 2 and 3 2,500 12,000 2,500 24,000

For SI: 1 foot = 304.8 mm, 1 pound = 0.454 kg, 1 square foot = 0.0929 m2.
a. Sprinkler system protection and storage arrangements shall comply with the requirements of NFPA 30B. Sprinkler system protection shall extend 20 feet
beyond the storage area containing the aerosol products.
b. Storage quantities indicated are the maximum allowed in any 50,000-square-foot area.
Storage of Level 2 and 3 aerosol products segregated into areas utilized exclusively for the storage of aerosols shall be in accordance with FC Table 2804.3.2 and FC 2804.3.2.1 and 2804.3.2.2.

FC TABLE 2804.3.2 SEGREGATED STORAGE OF LEVEL 2 AND 3 AEROSOL PRODUCTS IN GENERAL PURPOSE WAREHOUSES

STORAGE SEPARATION MAXIMUM SEGREGATED STORAGE AREAa SPRINKLER
REQUIREMENTS
Percentage of building area (percent) Area limitation (square feet)
Separation areae, f 15 20,000 Notes b, c
Chain-link fence enclosured 20 20,000 Notes b, c
1-hour fire-resistance-rated interior walls 20 30,000 Note b
2-hour fire-resistance-rated interior walls 25 40,000 Note b
3-hour fire-resistance-rated interior walls 30 50,000 Note b

For SI: 1 foot = 304.8 mm, 1 square foot = 0.0929 m2.
a. The maximum segregated storage area shall be limited to the smaller of the two areas resulting from the percentage of building area limitation and the area limitation.
b. Sprinkler system protection in aerosol product storage areas shall comply with the requirements of NFPA 30B and be approved.Other building areas not containing aerosol product storage shall be protected throughout by a sprinkler system in accordance with the construction codes, including the Building Code.
c. Sprinkler system protection inaerosol product storage areas shall comply withthe requirements of NFPA 30B and be approved.Sprinkler system protection shall extend a minimum 20 feet beyond the aerosol storage area.
d. Chain-link fence enclosures shall comply with the requirements of FC2804.3.2.1.
e. A separation area shall be defined as an area extending outward from the periphery of the segregated aerosol product storagearea as follows.
1. The limits of the aerosol product storage shall be clearly marked on the floor.
2. The separation distance shall be a minimum of 25 feet and maintained clear of all materials with a commodity classification greater than Class Ill in accordance with NFPA 13, as modified by FC Appendix B.
f. Separation areas shall beallowed when approved.
Chain-link fence enclosures required by FC Table 2804.3.2 shall comply with the following requirements:

1. The fence shall not be less than No. 9 gage steel wire, woven into a maximum 2-inch (51-mm) diamond mesh.

2. The fence shall be installed from the floor to the underside of the roof or ceiling above.

3. Class IV and high-hazard commodities shall be stored outside of the aerosol storage area and a minimum of 8 feet (2438 mm) from the fence.

4. Access openings in the fence shall be provided with either self-closing or automatic-closing devices or a labyrinth opening arrangement preventing aerosol containers from rocketing through the access openings.

5. Not less than two means of egress shall be provided from the fenced enclosure.
The minimum aisle requirements for segregated storage in general purpose warehouses shall be in accordance with FC Table 2804.3.2.2.

FC TABLE 2804.3.2.2 SEGREGATED STORAGE AISLE WIDTHS AND DISTANCE TO AISLES IN GENERAL PURPOSE WAREHOUSES

STORAGE CONDITION MINIMUM AISLE WIDTH (feet) MAXIMUM DISTANCE FROM
STORAGE TO AISLE (feet)
Solid pile or palletizeda 4 feet between piles 25
Racks with ESFR sprinklersa 4 feet between racks and adjacent Level 2 and 3 aerosol product storage 25
Racks without ESFR sprinklersa 8 feet between racks and adjacent Level 2 and 3 aerosol product storage 25

For SI: 1 foot = 304.8 mm.
a. Sprinklers shall comply with the requirements of NFPA 30B.
The total quantity of Level 2 and 3 aerosol products stored in an aerosol warehouse shall not be restricted provided such warehouse complies with the requirements of FC 2804.4.1 through 2804.4.4.
Aerosol warehouses shall be protected throughout by a wet-pipe sprinkler system in accordance with NFPA 30B. Sprinkler protection shall be designed based on the highest classification level of aerosol product present.
Solid pile and palletized storage shall be arranged so the maximum travel distance to an aisle is 25 feet (7620 mm). Aisles shall have a minimum width of 4 feet (1219 mm).
Rack storage shall be arranged with a minimum aisle width of 8 feet (2438 mm) between rows of racks and 8 feet (2438 mm) between racks and adjacent solid pile or palletized storage. Where early suppression fast-response (ESFR) sprinklers provide sprinkler protection, the minimum aisle width shall be 4 feet (1219 mm).
Combustible commodities, other than flammable and combustible liquids, may be stored in an aerosol warehouse.

Exception: Flammable and combustible liquids in 1-quart (0.95 L) metal containers and smaller may be stored in an aerosol warehouse.
Indoor flammable liquid storage rooms shall comply with the requirements of FC3404.3.7. The maximum quantities of aerosol products shall comply with the requirements of FC 2804.5.1 or 2804.5.2.
The storage of aerosol products in flammable liquid storage rooms less than or equal to 500 square feet (46 m2) in area shall not exceed the following quantities:

1. A net weight of 1,000 pounds (454 kg) of Level 2 aerosol products.

2. A net weight of 500 pounds (227 kg) of Level 3 aerosol products.

3. A combined net weight of 1,000 pounds (454 kg) of Level 2 and 3 aerosol products.
The storage of aerosol products in flammable liquid storage rooms greater than 500 square feet (46 m2) in area shall not exceed the following quantities:

1. A net weight of 2,500 pounds (1135 kg) of Level 2 aerosol products.

2. A net weight of 1,000 pounds (454 kg) of Level 3 aerosol products.

3. A combined net weight of 2,500 pounds (1135 kg) of Level 2 and 3 aerosol products. The maximum aggregate storage quantity of Level 2 and 3 aerosol products allowed in separate indoor storage rooms protected by a sprinkler system in accordance with NFPA 30B shall be 5,000 pounds (2270 kg).
The storage of Level 2 and 3 aerosol products in liquid warehouses, as defined in NFPA 30B, shall comply with the requirements of NFPA 30B. The storage shall be located within segregated storage areas in accordance with FC2804.3.2 and FC 2804.6.1 through 2804.6.3.
Spill control or drainage shall be provided to prevent the flow of liquid to within 8 feet (2438 mm) of the segregated storage area.
Sprinkler protection shall be designed based on the highest level of aerosol product present.
Fire doors or gates opening into the segregated storage area shall either be self-closing or provided with automatic-closing devices activated by sprinkler water flow or an approved fire detection system.
Storage of Level 2 and 3 aerosol products in occupancies in Group M shall comply with the requirements of FC Table 2804.7. Retail display shall comply with the requirements of FC2806.

FC TABLE 2804.7 MAXIMUM QUANTITIES OF LEVEL 2 AND 3 AEROSOL PRODUCTS IN RETAIL STORAGE AREAS

MAXIMUM NET WEIGHT PER FLOOR (pounds)
Floor Nonsegregated storagea, b Segregated storage
Storage cabinetsb Separated from retail areac
Basement, cellar or other area below grade Not permitted Not permitted Not permitted
Ground floor 2,500 5,000 Note d
Upper floors 500 1,000 Note d

For SI: 1 pound = 0.454 kg, 1 square foot = 0.0929 m2.
a. The total aggregate quantity on display and in storage shall not exceed the maximum retail display quantity indicated in FC2806.3.
b. Storage quantities indicated are the maximum allowed in any 50,000-square-foot area.
c. The storage area shall be separated from the retail area with a 1-hour fire-resistance-rated assembly.
d. See FC Table 2804.3.2.
The outdoor storage of Level 2 and 3 aerosol products, including storage in temporary storage trailers, shall be separated from exposures in accordance with FC Table 2805.1.

FC TABLE 2805.1 DISTANCE TO EXPOSURES FOR OUTDOOR STORAGE OF LEVEL 2 AND 3 AEROSOL PRODUCTS

EXPOSURE MINIMUM DISTANCE
FROM AEROSOL
STORAGE (feet)a
Public streets or private roads 20
Buildings 50
Exit discharge to a public street or private road 50
Lot lines 20
Other outdoor hazardous material storage 50

For SI: 1 inch = 25.4 mm, 1 foot = 304.8 mm.
a. The minimum separation distance indicated is not required where exterior walls having a 2-hour fire-resistance rating without penetrations separate the storage from the exposure. The walls shall extend not less than 30 inches above and to the sides of Level 2 and 3 aerosol products.
This section shall apply to the retail display of Level 2 and 3 aerosol products.
Aerosol product displays for retail sale not exceeding 8 feet (2438 mm) in height shall comply with the requirements of FC 2806.2.1 through 2806.2.4.
Only aerosol products being used for display purposes shall be stored for sale in retail display areas and the total quantity of such aerosol products shall not exceed the amounts set forth in FC Table 2806.2.1.

FC TABLE 2806.2.1 MAXIMUM QUANTITIES OF LEVEL 2 AND 3 AEROSOL PRODUCTS IN RETAIL DISPLAY AREAS

MAXIMUM NET WEIGHT PER FLOOR (pounds)b
FLOOR Unprotecteda Protected in accordance
with FC2806.2a, c
Protected in accordance
with FC2806.3c
Basement, cellar or other areabelow grade Not allowed 500 500
Ground 2,500 10,000 10,000
Upper 500 2,000 Not allowed

For SI: 1 pound = 0.454 kg, 1 square foot = 0.0929 m2.
a. The total quantity shall not exceed 1,000 pounds net weight in any one 100-square-foot retail display area.
b. Per 25,000-square-foot retail display area.
c. Minimum Ordinary Hazard Group 2 wet-pipe sprinkler system throughout the retail sales occupancy.
Aerosol containers shall not be stacked more than 6 feet (1829 mm) high from the base of the aerosol array to the top of the aerosol array unless the containers are placed on fixed shelving or otherwise secured in an approved manner. When storage or retail display is on shelves, the height of such storage or retail display to the top of aerosol containers shall not exceed 8 feet (2438 mm) from the floor.

Exception: Storage or display protected in accordance with FC2806.3.
Aerosol products located in retail display areas shall be removed from combustible cartons.

Exceptions:

1. Display areas that use a portion of combustible cartons, which consist of only the bottom panel and not more than 2 inches (51 mm) of side panel are allowed.

2. When the display area is protected in accordance with Tables 6.3.2.7(a) through 6.3.2.7(l) of NFPA 30B, storage of aerosol products in combustible cartons is allowed.
When a sprinkler system is required for the protected retail display of aerosol products, the wet-pipe sprinkler system shall be in accordance with this code, and the construction codes, including the Building Code. The minimum system design shall be for an Ordinary Hazard Group 2 occupancy. The system shall be provided throughout the retail display area.
Aerosol product displays for retail sale exceeding 8 feet (2438 mm) in height shall comply with the requirements of FC 2806.3.1 through 2806.3.3.
Only aerosol products being used for display purposes shall be stored for sale in retail display areas and the total quantity of such aerosol products shall not exceed the amounts set forth in FC Table 2806.2.1.
Aerosol displays shall be protected by a sprinkler system in accordance with NFPA 30B and the following requirements:

1. The fire protection required for a retail display of aerosol products shall be determined based on the height of the aerosol products in the display and the type of packaging in which aerosol products displayed more than 6 feet (1829 mm) above the finished floor are stored.

2. Uncartoned Level 2 and 3 aerosols and Level 2 and 3 aerosols in display-cut cartons may be displayed not more than 6 feet (1829 mm) above the finished floor when applying the cartoned aerosol display tables set forth in NFPA 30B.

3. Where sprinkler protection is provided for a Level 2 or 3 aerosol retail display area, such sprinkler system shall be designed to extend coverage to an area not less than 20 feet (6096 mm) in all directions beyond the display area.

4. Where ordinary and high-temperature ceiling sprinkler systems are adjacent to each other, noncombustible draft curtains shall be installed between the areas protected by the respective sprinkler systems.
Retail displays of Level 2 and 3 aerosol products shall comply with the following separation distance requirements:

1. Level 2 and 3 aerosol display areas shall be separated from each other by not less than 25 feet (7620 mm).

2. Level 2 and 3 aerosol displays shall be separated from flammable and combustible liquids storage and display areas by one or more of the following measures:

2.1. A horizontal distance of not less than 25 feet (7620 mm).

2.2. A noncombustible partition extending not less than 18 inches (457 mm) above the merchandise. When the aerosol products are located within 25 feet (7620 mm) of flammable or combustible liquids, the noncombustible partition shall be liquid tight at the floor level.

2.3. Special fire protection for double-row racks in accordance with FC2806.5.
Aerosol products in storage areas adjacent to retail display areas shall not exceed the quantities in FC Table 2806.4.

FC TABLE 2806.4 MAXIMUM STORAGE QUANTITIES FOR STORAGE AREAS ADJACENTTO RETAIL DISPLAY OF LEVEL 2 AND LEVEL 3 AEROSOLS

MAXIMUM NET WEIGHT PER FLOOR (pounds)
FLOOR Unseparateda, b Separated
Storage cabinetsb 1-hour occupancy separation
Basement, cellar or other area below grade Not allowed Not allowed Not allowed
Ground 2,500 5,000 In accordance with NFPA 30B,
Sections 6.3.4.3 and 6.3.4.4
Upper 500 1,000 In accordance with NFPA 30B,
Sections 6.3.4.3 and 6.3.4.4

For SI: 1 pound = 0.454 kg, 1 square foot = 0.0929 m2.
a. The aggregate quantity in storage and retail display shall not exceed the quantitylimits for retail display.
b. In any 50,000-square-foot area.
The display of Level 2 and 3 aerosols adjacent to flammable and combustible liquids in double-row racks shall be in accordance with FC 2806.5.1 through 2806.5.8 or FC2806.3.3.
Fire protection for the display of Level 2 and 3 aerosols in double-row racks shall be in accordance with Table 7.4.1 and Figure 7.4.1 of NFPA 30B.
Level 2 and 3 aerosols displayed more than 8 feet (2438 mm) above the finished floor shall be in cartons.
Shelving in racks shall be limited to wire mesh shelving having uniform openings not more than 6 inches (152 mm) apart, with the openings comprising at least 50 percent of the overall shelf area.
Racks shall be arranged so that aisles not less than 71/2 feet (2286 mm) wide are maintained between rows of racks and adjacent solid-piled or palletized merchandise.
Flue spaces in racks shall comply with the following:

1. Transverse flue spaces‒nominal 3-inch (76-mm) transverse flue spaces shall be maintained between merchandise and rack uprights.

2. Longitudinal flue spaces‒nominal 6-inch (152-mm) longitudinal flue spaces shall be maintained.
Horizontal barriers constructed of minimum 3/8-inch-thick (10-mm-thick) plywood or minimum 0.034-inch (0.086-mm) (No. 22 gage) sheet metal shall be provided and located in accordance with NFPA 30B when in-rack sprinklers are installed.
Class I, II, III, IV and plastic commodities located adjacent to retail Level 2 and 3 aerosol product displays shall be protected in accordance with NFPA 13, as modified by FC Appendix B.
Class I, II, IIIA and IIIB Liquids shall be allowed to be located adjacent to Level 2 and 3 aerosol products when the following conditions are met:

1. Class I, II, IIIA and IIIB liquid containers: Containers for Class I, II, IIIA and IIIB liquids shall be limited to 1.06-gallon (4-L) metal-relieving and nonrelieving style containers and 5.3-gallon (20-L) metal-relieving style containers.

2. Fire protection for Class I, II, IIIA and IIIB liquids: Automatic sprinkler protection for Class I, II, IIIA and IIIB liquids shall be in accordance with FC Chapter 34.
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