USE CLASSIFICATIONS Flashcards
Assembly
A1, A2, A3, A4, A5 - Section 303
A1
303.2 Assembly Group A-1. Group A-1 occupancy includes assembly uses, usually with fixed seating, intended for the production and viewing of the performing arts or motion pictures including, but not limited to:
Motion picture theaters
Symphony and concert halls
Television and radio studios admitting an audience
Theaters
A2
303.3 Assembly Group A-2. Group A-2 occupancy includes assembly uses intended for food and/or drink consumption including, but not limited to:
Banquet halls
Casinos (gaming areas)
Nightclubs
Restaurants, cafeterias and similar dining facilities
(including associated commercial kitchens)
Taverns and bars
A3
303.4 Assembly Group A-3. Group A-3 occupancy includes
assembly uses intended for worship, recreation or amusement and other assembly uses not classified elsewhere in Group A including, but not limited to:
Amusement arcades
Art galleries
Bowling alleys
Community halls
Courtrooms
Dance halls (not including food or drink consumption)
Exhibition halls
Funeral parlors
Gymnasiums (without spectator seating)
Indoor swimming pools (without spectator seating)
Indoor tennis courts (without spectator seating)
Lecture halls
Libraries
Museums
Places of religious worship
Pool and billiard parlors
Waiting areas in transportation terminals
A4
303.5 Assembly Group A-4. Group A-4 occupancy includes assembly uses intended for viewing of indoor sporting events and activities with spectator seating including, but not limited to: Arenas Skating rinks Swimming pools Tennis courts
A5
303.6 Assembly Group A-5. Group A-5 occupancy includes assembly uses intended for participation in or viewing out-door activities including, but not limited to:
Amusement park structures
Bleachers
Grandstands
Stadiums
BUSINESS USE
SECTION 304
BUSINESS GROUP
Business Group B. Business Group
includes, among others, the use of a building
portion thereof, for office, professional or
actions, including storage of records and
occupancies shall include, but not be limited to:
Airport traffic control towers Ambulatory care facilities Animal hospitals, kennels and pounds Banks Barber and beauty shops Car wash Civic administration Clinic, outpatient Dry cleaning and laundries: pick-up and and self-service Educational occupancies for students above Electronic data processing Food processing establishments and not associated with restaurants, cafeterias dining facilities not more than 2,500 in area. 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 Training and skill development not in a school or academic program (this shall include, but not be limited to, tutoring centers, martial arts studios, gymnastics and similar uses regardless of the ages served, and where not classified as a Group A occupancy).
Classifications
- Assembly (see Section 303): Groups A-1, A-2, A-3,
A-4 and A-5. - Business (see Section 304): Group B.
- Educational (see Section 305): Group E.
- Factory and Industrial (see Section 306): Groups F-1
and F-2. - High Hazard (see Section 307): Groups H-1, H-2, H-3,
H-4 and H-5. - Institutional (see Section 308): Groups I-1, I-2, I-3
and I-4. - Mercantile (see Section 309): Group M.
- Residential (see Section 310): Groups R-1, R-2, R-3
and R-4. - Storage (see Section 311): Groups S-1 and S-2.
- Utility and Miscellaneous (see Section 312): Group
U.
Educational GROUPS
- 1 Educational grades k-12
- 1.1 Accessory to places of worship
- 2 Group E day care 5 kids over 2.5 years old less than 24 hrs a day
- 5.2.1 Group E within places of worship
- 2.2 Five or fewer children
- 5.2.3 Five or fewer children in in a dwelling unit - Group R3 or shall comply with the IRC
Factory Industrial Groups
306.1 F occupancy includes, among others, the use of a building or structure, or a portion thereof, for assembling, disassembling, fabricating, finishing, manufacturing, packaging, repair or processing operations that are not classified as a Group H
hazardous or Group S storage occupancy.
306.2 Moderate haz F1
306.3 Low haz F2
GROUP H
307.1 High hazard
e use of a building or
structure, or a portion thereof, that involves the manufactur-
ing, processing, generation or storage of materials that consti-
tute a physical or health hazard in quantities in excess of
those allowed in control areas complying with Section 414,
based on the maximum allowable quantity limits for control
areas set forth in Tables 307.1(1) and 307.1(2). Hazardous
occupancies are classified in Groups H-1, H-2, H-3, H-4 and
H-5 and shall be in accordance with this section, the require-
ments of Section 415 and the International Fire Code. Haz-
ardous materials stored, or used on top of roofs or canopies,
shall be classified as outdoor storage
Uses other than H
[F] 307.1.1 Uses other than Group H. An occupancy that
stores, uses or handles hazardous materials as described in
one or more of the following items shall not be classified
as Group H, but shall be classified as the occupancy that it
most nearly resembles.
USE F
302
4. Factory and Industrial (see Section 306): Groups F-1
and F-2.
GROUP H CATEGORIES
302
5. High Hazard (see Section 307): Groups H-1, H-2, H-3,
H-4 and H-5.
Occupancies containing explosives
H1
Buildings and structures
containing materials that pose a deflagration hazard or a haz-ard from accelerated burning shall be classified as Group? Such materials shall include, but not be limited to, the fol-
lowing:
H2
[F] 307.5 High-hazard Group H-3. Buildings and structures
containing materials that readily support combustion or that
pose a physical hazard shall be classified as Group? Such
materials shall include, but not be limited to, the following:
Class I, II or IIIA flammable or combustible liquids that
are used or stored in normally closed containers or
systems pressurized at 15 pounds per square inch gauge
(103.4 kPa) or less.
H3
containing materials that are health hazards shall be classified
as Group? Such materials shall include, but not be limited to, the following:
Corrosives
Highly toxic materials
Toxic materials
307.6 H4
[F] 307.7 High-hazard Group? Semiconductor fabrica-
tion facilities and comparable research and development
areas in which hazardous production materials (HPM) are
used and the aggregate quantity of materials is in excess of
those listed in Tables 307.1(1) and 307.1(2) shall be classi-
fied as Group?. Such facilities and areas shall be designed
and constructed in accordance with Section 415.11.
H5
GROUP I CATEGORIES
302
6. Institutional (see Section 308): Groups I-1, I-2, I-3
and I-4.
GROUP I INCLUDES?
308.1 Institutional Group I. Institutional Group I occupancy includes, among others, the use of a building or structure, or a portion thereof, in which care or supervision is provided to
persons who are or are not capable of self-preservation without physical assistance or in which persons are detained for penal or correctional purposes or in which the liberty of the
occupants is restricted. Institutional occupancies shall be classified as Group I-1, I-2, I-3 or I-4.purposes or in which the liberty of the
occupants is restricted. Institutional occupancies shall be classified as Group I-1, I-2, I-3 or I-4.
GROUP I1
308.3 Institutional Group I-1. Institutional Group I-1 occu-
pancy shall include buildings, structures or portions thereof for more than 16 persons, excluding staff, who reside on a 24-
hour basis in a supervised environment and receive custodial care. Buildings of Group I-1 shall be classified as one of the occupancy conditions specified in Section 308.3.1 or 308.3.2.
This group shall include, but not be limited to, the following:
Alcohol and drug centers
Assisted living facilities
Congregate care facilities
Group homes
Halfway houses
Residential board and care facilities
Social rehabilitation facilities
I1 conditions
308.3.1 Condition 1. This occupancy condition shall
include buildings in which all persons receiving custodial
care who, without any assistance, are capable of responding
to an emergency situation to complete building evacuation.
308.3.2 Condition 2. This occupancy condition shall
include buildings in which there are any persons receiving
custodial care who require limited verbal or physical assis-
tance while responding to an emergency situation to com-
plete building evacuation.
I2
308.4 Institutional Group I-2. Institutional Group I-2 occu-
pancy shall include buildings and structures used for medical care on a 24-hour basis for more than five persons who are incapable of self-preservation. This group shall include, but not be limited to, the following:
Foster care facilities
Detoxification facilities
Hospitals
Nursing homes
Psychiatric hospitals complete building evacuation.
308.3.2 Condition 2. This occupancy condition shall
include buildings in which there are any persons receiving
custodial care who require limited verbal or physical assistance while responding to an emergency situation to complete building evacuation.
I2 CONDITINS
308.4.1 Occupancy conditions. Buildings of Group I-2
shall be classified as one of the occupancy conditions
specified in Section 308.4.1.1 or 308.4.1.2.
308.4.1.1 Condition 1. This occupancy condition shall
include facilities that provide nursing and medical care but do not provide emergency care, surgery, obstetrics or in-patient stabilization units for psychiatric or detoxification, including but not limited to nursing homes
and foster care facilities.
308.4.1.2 Condition 2. This occupancy condition shall
include facilities that provide nursing and medical care
and could provide emergency care, surgery, obstetrics or in-patient stabilization units for psychiatric or detoxification, including but not limited to hospitals.
I3
308.5 Institutional Group I-3. Institutional Group I-3 occu-
pancy shall include buildings and structures that are inhabited by more than five persons who are under restraint or security. A Group I-3 facility is occupied by persons who are generally
incapable of self-preservation due to security measures not
under the occupants’ control. This group shall include, but
not be limited to, the following:
Correctional centers
Detention centers
Jails
Prerelease centers
Prisons
Reformatories
Buildings of Group I-3 shall be classified as one of the
occupancy conditions specified in Sections 308.5.1 through
308.5.5 (see Section 408.1).
I3 CONDITIONS
308.5.1 Condition 1. This occupancy condition shall
include buildings in which free movement is allowed from sleeping areas, and other spaces where access or occupancy is permitted, to the exterior via means of egress without restraint. A Condition 1 facility is permitted to be constructed as Group R.
308.5.2 Condition 2. This occupancy condition shall
include buildings in which free movement is allowed from sleeping areas and any other occupied smoke compartment
to one or more other smoke compartments. Egress to the exterior is impeded by locked exits.
308.5.3 Condition 3. This occupancy condition shall
include buildings in which free movement is allowed
within individual smoke compartments, such as within a residential unit comprised of individual sleeping units and group activity spaces, where egress is impeded by remote controlled release of means of egress from such a smoke compartment to another smoke Compartment.
308.5.4 Condition 4. This occupancy condition shall
include buildings in which free movement is restricted
from an occupied space. Remote-controlled release is provided to permit movement from sleeping units, activity spaces and other occupied areas within the smoke compartment to other smoke compartments.
308.5.5 Condition 5. This occupancy condition shall
include buildings in which free movement is restricted
from an occupied space. Staff-controlled manual release is provided to permit movement from sleeping units, activity
spaces and other occupied areas within the smoke com-
I4
308.6 Institutional Group I-4, day care facilities. Institutional Group I-4 occupancy shall include buildings and structures occupied by more than five persons of any age who
receive custodial care for fewer than 24 hours per day by persons other than parents or guardians, relatives by blood, marriage or adoption, and in a place other than the home of the
person cared for. This group shall include, but not be limited
to, the following:
Adult day care
Child day care
DEFINE GROUP M
309.1 Mercantile Group M. Mercantile Group M occupancy among others, the use of a building or structure 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 fuel-dispensing facilities Retail or wholesale stores Sales rooms
Can combustibles be stored in Group M?
309.2 Quantity of hazardous materials. The aggregate
quantity of nonflammable solid and nonflammable or noncombustible liquid hazardous materials stored or displayed in a single control area of a Group M occupancy shall not exceed the quantities in Table 414.2.5(1).
Define Group R uses
310.1 Residential Group R. Residential Group R includes, among others, the use of a building or structure, or a portion thereof, for sleeping purposes when not classified as an Institutional Group I or when not regulated by the International Residential Code.
R1
310.3 Residential Group R-1. Residential Group R-1 occu-
pancies containing sleeping units where the occupants are primarily transient in nature, including:
Boarding houses (transient) with more than 10 occupants
Congregate living facilities (transient) with more than 10
occupants
Hotels (transient)
Motels (transient)
R2
310.4 Residential Group R-2. Residential Group R-2 occu- pancies containing sleeping units or more than two dwelling units where the occupants are primarily permanent in nature, including: Apartment houses Boarding houses (nontransient) with more than 16 occupants Congregate living facilities (nontransient) with more than 16 occupants Convents Dormitories Fraternities and sororities Hotels (nontransient) Live/work units Monasteries Motels (nontransient) Vacation timeshare properties
R3
310.5 Residential group R-3. Residential occupancies where the occupants are primarily permanent in nature and not classified as group R-1, R-2, R-4, or I, including any of the following:
(a) Adult foster care family homes or adult foster care
small group homes licensed per the adult foster care
facility licensing act, 1979 PA 218, MCL 400.701 to
400.737, that provide accommodations for 6 or fewer
persons receiving care.
(b) Buildings that do not contain more than 2 dwelling
units.
(c) Boarding houses (nontransient) with 16 or fewer
occupants.
(d) Boarding houses (transient) with 10 or fewer occu-
pants.
(e) Congregate living facilities (nontransient) with 16 or
fewer occupants.
(f) Congregate living facilities (transient) with 10 or
fewer occupants.
(g) Foster family homes licensed under the child care
organizations act, 1973 PA 116, MCL 722.111 to
722.127a, that provide care for not more than 4 minor
children.
(h) Foster care family group homes licensed under the
child care organizations act, 1973 PA 116, MCL
722.111 to 722.127a, that provide care for more than
4 but fewer than 7 minor children.
Care facility within a dwelling include?
310.5.1 Care facilities within a dwelling. Care facilities
that are located within a single- family dwelling may comply with the Michigan residential code if 1 of the following conditions is met:
(a) Adult foster care family homes or adult foster care
small group homes for 6 or fewer persons receiving care that are within a single-family dwelling and licensed in accordance with the adult foster care facility licensing act, 1979 PA 218, MCL
400.701 to 400.737.
(b) Family child care homes licensed under the child
care organizations act, 1973 PA 116, MCL
722.111 to 722.127a, that provide care for fewer
than 7 minor children.
(c) Group child care homes licensed under the child
care organizations act, 1973 PA 116, MCL 722.111 to 722.127a, that provide care for more than 6 but not more than 12 minor children.
(d) Foster family homes licensed per the child care
organizations act, 1973 PA 116, MCL 722.111 to
722.127a, that provide care for not more than 4
minor children.
(e) Foster care family group homes licensed per the
child care organizations act, 1973 PA 116, MCL
722.111 to 722.127a, that provide care for more
than 4 but fewer than 7 minor children.
Owner occupied lodging houses regulated?
310.5.2 Lodging houses. Owner-occupied lodging houses with five or fewer guest rooms shall be permitted to be constructed in accordance with the International Residential Code.
GROUP R4 defined
310.6 Residential Group R-4. Residential Group R-4 occu-
pancy shall include buildings, structures or portions thereof for more than five but not more than 16 persons, excluding
staff, who reside on a 24-hour basis in a supervised residential environment and receive custodial care. Buildings of Group R-4 shall be classified as one of the occupancy conditions specified in Section 310.6.1 or 310.6.2. This group shall
include, but not be limited to, the following:
Alcohol and drug centers Assisted living facilities Congregate care facilities Group homes Halfway houses Residential board and care facilities Social rehabilitation facilities Group R-4 occupancies shall meet the requirements for construction as defined for Group R-3, except as otherwise provided for in this code.
R4 Conditions?
310.6.1 Condition 1. This occupancy condition shall
include buildings in which all persons receiving custodial
care, without any assistance, are capable of responding to
an emergency situation to complete building evacuation.
310.6.2 Condition 2. This occupancy condition shall
include buildings in which there are any persons receiving
custodial care who require limited verbal or physical assistance while responding to an emergency situation to complete building evacuation.
Group S defined
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 hazard-
ous occupancy.
S1 and S2
Accessory storage space defined
311.1.1 Accessory storage spaces. A room or space used
for storage purposes that is less than 100 square feet (9.3m2) in area and accessory to another occupancy shall be
classified as part of that occupancy. The aggregate area of such rooms or spaces shall not exceed the allowable area limits of Section 508.2.
S1
311.2 Moderate-hazard storage, Group S-1. Storage Group S-1 occupancies are buildings occupied for storage uses that are not classified as Group S-2, including, but not limited to, storage of the following: Aerosols, Levels 2 and 3 Aircraft hangar (storage and repair) 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 or bone Cardboard and cardboard boxes Clothing, woolen wearing apparel Cordage Dry boat storage (indoor) 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 307.1(1) (see Section 406.8) Photo engravings Resilient flooring Silks Soaps Sugar Tires, bulk storage of Tobacco, cigars, cigarettes and snuff Upholstery and mattresses Wax candles
S2
311.3 Low-hazard storage, Group S-2. Storage Group S-2
occupancies include, 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 are permitted to have a negligible amount of plastic trim, such as
knobs, handles or film wrapping. Group S-2 storage uses
shall include, but not be limited to, storage of the following:
Asbestos Beverages up to and including 16-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
GROUP U DEFINED
312.1 General. Buildings and structures of an accessory character and miscellaneous structures not classified in any specific occupancy shall be constructed, equipped and maintained to conform to the requirements of this code commensurate with
the fire and life hazard incidental to their occupancy. Group U shall include, but not be limited to, the following:
Agricultural buildings Aircraft hangars, accessory to a one- or two-family residence (see Section 412.5) Barns Carports Fences more than 6 feet (1829 mm) in height Grain silos, accessory to a residential occupancy Greenhouses Livestock shelters Private garages Retaining walls Sheds Stables Tanks Towers
ALL USE CLASSIFICATIONS
- Assembly (see Section 303): Groups A-1, A-2, A-3,
A-4 and A-5. - Business (see Section 304): Group B.
- Educational (see Section 305): Group E.
- Factory and Industrial (see Section 306): Groups F-1 and F-2.
- High Hazard (see Section 307): Groups H-1, H-2, H-3, H-4 and H-5.
- Institutional (see Section 308): Groups I-1, I-2, I-3
and I-4. - Mercantile (see Section 309): Group M.
- Residential (see Section 310): Groups R-1, R-2, R-3
and R-4. - Storage (see Section 311): Groups S-1 and S-2.
- Utility and Miscellaneous (see Section 312): Group
U.
