christian louboutin on salechi flat ironChristian Louboutin ShoesDesigner Handbags Salechanel designer handbagsnike dunk sneakersbikini for salecheap gucci shoestory burch handbagsoakley sunglassesED Hardy Clothing
- Electrical Co.
- Solar Co.
- Home Automation Co.
- Alarm System Co.

Class 3 Structure Electrical Drawings Available
Read More >>

Class 3 Structures


  1. Group B less than 7,200 square feet, two stories, 40 feet high;
  2. Group M less than 4,800 square feet, one story, 40 feet high;
  3. Group S-1 less than 4,200 square feet, two stories, 40 feet high;
  4. Group S-2 less than 7,200 square feet, two stories, 40 feet high;
  5. Group R-3 as permitted in the building subcode and including accessory private garages, radio and television antennae and swimming pools;
  6. Group R-4 as permitted in the building subcode and including accessory private garages, radio and television antennae and swimming pools;
  7. Group R-5 as permitted in the building subcode and including accessory private garages, radio and television antennae and swimming pools.
  8. Definitions

SECTION 304
BUISINESS GROUP B

304.1 Business Group B. occupancy includes, among others, the use of a building or structure, or a portion thereof, for office, professional or service-type transactions, including storage of records and accounts, Business occupancies shall include , but not be limited to , the following:

  • Airport traffic control towers
  • Animal hospitals, kennels and pounds
  • Banks
  • Barber and beauty shops
  • Car wash
  • Civic Administration
  • Clinic-Outpatient
  • Dry cleaning and laundries; pick-up and delivery stations and self-service
  • Education occupancies above the 12th grade
  • Electronic data processing
  • Fire and police stations
  • Laboratories; testing and research
  • Motor vehicle showrooms
  • Post offices
  • Print shops
  • Professional services (architects, attorneys, dentists, physicians, engineers, etc.)
  • Radio and television stations
  • Telephone exchanges

Back to top >>

SECTION 309
MERCANTILE GROUP M

309.1 Mercantile Group M. Mercantile Group M occupancy includes, among others, buildings and structures or a portion thereof for the display and sale of merchandise, and involves stocks of goods, wares or merchandise incidental to such purposes and accessible to the public, Mercantile occupancies shall include , but not be limited to , the following:

  • Department stores
  • Drug Stores
  • Markets
  • Motor vehicle service stations
  • Retail or wholesale stores
  • Sales rooms

309.2 Quantity of hazardous materials. The aggregate quantity of nonflammable solid and nonflammable of noncombustible liquid hazardous materials stored of displayed in a single control area of a Group M occupancy shall not exceed the quantities in Table 414.2.4.

Back to top >>

SECTION 311
STORAGE GROUP S

311.1 Storage Group S. Storage Group S occupancy includes among others, the use of a building or structure, or a portion thereof for storage that is not classified as a hazardous occupancy.

Back to top >>

311.2 Moderate-hazard storage, Group S-1. Buildings occupied for storage uses which are not classified as Group S-2 including, but not limited, to storage of the following:

  • Aerosols, Level 2 and Level 3
  • Aircraft hangers
  • Bags, cloth, burlap and paper
  • Bamboos and rattan
  • Baskets
  • Belting, canvas and leather
  • Books and paper in rolls or packs
  • Boots and shoes
  • Buttons, including cloth covered, pearl of bone
  • Cardboard and cardboard boxes
  • Clothing, woolen wearing apparel
  • Cordage
  • Furniture
  • Furs
  • Glues, mucilage, pastes and size
  • Grains
  • Horns and combs, other than celluloid
  • Leather
  • Linoleum
  • Lumber
  • Motor vehicle repair garages complying with the maximum allowable quantities of
         hazardous materials listed in Table 307.7(1). (See Section 406.6.)
  • Petroleum warehouses for storage of lubricating oils with a flash point of
         200°F(93°C) or higher
  • Photo engravings
  • Resilient flooring
  • Silks
  • Soaps
  • Sugar
  • Tires, bulk storage of
  • Tobacco, cigars, cigarettes and snuff
  • Upholstery and mattresses
  • Wax candles

Back to top >>

311.3 Low-hazard storage, Group S-2. Includes, among others, buildings used for the storage of noncombustible materials such as products on wood pallets or in paper cartons with or without single thickness divisions; or in paper wrappings, Such products may have a negligible amount of plastic trim such as knobs, handles or film wrapping. Storage uses include but are no limited to , storage of the following:

  • Asbestos
  • Beer or wine up to 12-percent alcohol in metal, glass or ceramic containers
  • Cement in bags
  • Chalk and crayons
  • Dairy products in nonwaxed coated paper containers
  • Dry cell batteries
  • Electrical coils
  • Electrical motors
  • Empty cans
  • Food products
  • Foods in noncombustible containers
  • Fresh fruits and vegetables in nonplastic trays or containers
  • Frozen foods
  • Glass
  • Glass bottles, empty or filled with noncombustible liquids
  • Gypsum board
  • Inert pigments
  • Ivory
  • Meats
  • Metal cabinets
  • Metal desks with plastic tops and trim
  • Metal parts
  • Metals
  • Mirrors
  • Oil-filled and other types of distribution transformers
  • Parking garages, open or enclosed Porcelain and pottery
  • Stoves
  • Talc and soapstones
  • Washers and dryers

Back to top >>

SECTION 310
RESIDENTIAL GROUP R

310.1 Residential Group R Residential Group R occupancy includes, among others, the use of a building or structure, or a portion thereof, for sleeping accommodations when not classed as an Institutional Group I, Residential occupancies shall include the following:

  • R-1 Residential occupancies where the occupants are primarily transient (less than 30 days) including:

    • Hotels (including motels) having transient occupancy
    • Rooming houses, with more than five residents, having transient occupancy

  • R-2 Residential occupancies containing more than two dwelling units where the occupants are primarily permanent in nature, including:

    • Apartment houses
    • Convents
    • Dormitories
    • Fraternity and sorority houses
    • Monasteries
    • Rooming houses with more than five residents,
           not having transient occupancy
    • Therapeutic residences with more than 16 residents

  • R-3 Detached one- and two-family dwellings greater than three stories in height, multiple single-family townhouses greater than three stories in height, and attached two-family dwellings separated from adjacent units by firewalls, including:

    • Single residential occupancies, accessory to a dwelling unit, having no more than five roomers or lodgers,, (Single occupancies, accessory to a dwelling unit, having more than five roomers or lodgers shall be classified as Group R-2 or I-1, as appropriate.)

    • Adult and child day care facilities, accessory to a dwelling unit, serving five or fewer persons of any age for less than 25 hours.
    • rooming houses with five or fewer residents.

    • Therapeutic residences with five or fewer residents.

  • R-4 therapeutic residences including more than five but not more than 16 occupants, excluding staff, capable of prompt evacuation as defined by
    Section 22-1.4 of NFPA 101-97, referenced in Chapter 35.
    Group R-4 occupancies shall meet the requirements for construction as defined for Group R-3 except as otherwise provided in the code.
  • R-5 Detached one- and two- family dwellings not more than

Back to top >>

310.2 Definitions. The following words and terms shall, for the purposes of this section and as used elsewhere in this code, have the meanings shown herein.

DORMITORY. A space in a building where group sleeping accommodations are provided in one room, or in a series of closely associated rooms, for persons not members of the same family group, under joint occupancy and single management, as in college dormitories or fraternity houses.

DWELLING UNIT. A single unit providing complete, independent living facilities for one or more persons living as a single housekeeping unit, including permanent provisions for living sleeping, eating, cooking and sanitation.

ROOMING HOUSE. a building arranged or used for single occupancy where non meals or personal or financial services are provided to the residents,

SINGLE RESIDENTIAL OCCUPANVY. A building arranged or used for individual residency by persons living independently of one another, regardless of whether the residents share the use of common facilities, such as kitchen or bathing facilities.

THERAPEUTIC RESIDENCE. A residence for adults, each of whom is capable of prompt evacuation as defined by Section 22-1.3 of NFPA 101-97, referenced in Chapter 35, and who live within a single dwelling unit for therapeutic purposes, without a resident landlord or operator, but with some government or private social service provider oversight.

310.3 Required dwelling unit and guestroom separation. Walls and floors separating dwelling units in the same building, or guestroom in Group R-1 hotel occupancies, shall be fire partitions or horizontal assemblies as required by Sections 708 and 710.

Back to top>>