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Section 308 Institutional Group I
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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.
Institutional Group I-1 occupancy 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 308.2.1 or 308.2.2. 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
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.
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.
A facility housing not fewer than six and not more than 16 persons receiving custodial care shall be classified as Group R-4.
A facility with five or fewer persons receiving custodial care shall be classified as Group R-3 or shall comply with the International Residential Code provided an automatic sprinkler system is installed in accordance with Section 903.3.1.3 or Section P2904 of the International Residential Code.
Institutional Group I-2 occupancy 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
Buildings of Group I-2 shall be classified as one of the occupancy conditions specified in Section 308.3.1.1 or 308.3.1.2.
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.
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.
A facility with five or fewer persons receiving medical care shall be classified as Group R-3 or shall comply with the International Residential Code provided an automatic sprinkler system is installed in accordance with Section 903.3.1.3 or Section P2904 of the International Residential Code.
Institutional Group I-3 occupancy 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 308.4.1 through 308.4.5 (see Section 408.1).
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.
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.
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 remotecontrolled release of means of egress from such a smoke compartment to another smoke compartment.
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.
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 compartment to other smoke compartments.
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
A child day care facility that provides care for more than five but not more than 100 children 21/2 years or less of age, where the rooms in which the children are cared for are located on a level of exit discharge serving such rooms and each of these child care rooms has an exit door directly to the exterior, shall be classified as Group E.
Rooms and spaces within places of religious worship providing such care during religious functions shall be classified as part of the primary occupancy.
A facility having five or fewer persons receiving custodial care shall be classified as part of the primary occupancy.
A facility such as the above within a dwelling unit and having five or fewer persons receiving custodial care shall be classified as a Group R-3 occupancy or shall comply with the International Residential Code.
Related Code Sections
Section 308 Occupancy Classification and Use, 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 ...
308.2.2 Occupancy Classification and Use, Condition 2
This occupancy condition shall include buildings in which there are any persons receiving custodial care who require limited verbal or physical ...
Building Code 2018 of Illinois > 3 Occupancy Classification and Use > 308 Institutional Group I > 308.2 Institutional Group I-1 > 308.2.2 Condition 2
308.2.3 Occupancy Classification and Use, Six to 16 Persons Receiving Custodial Care
A facility housing not fewer than six and not more than 16 persons receiving custodial care shall be classified as Group R-4 ...
Building Code 2018 of Illinois > 3 Occupancy Classification and Use > 308 Institutional Group I > 308.2 Institutional Group I-1 > 308.2.3 Six to 16 Persons Receiving Custodial Care
308.2.4 Occupancy Classification and Use, Five or Fewer Persons Receiving Custodial Care
A facility with five or fewer persons receiving custodial care shall be classified as Group R-3 or shall comply with the International Residential ...
Building Code 2018 of Illinois > 3 Occupancy Classification and Use > 308 Institutional Group I > 308.2 Institutional Group I-1 > 308.2.4 Five or Fewer Persons Receiving Custodial Care
308.3.1 Occupancy Classification and Use, Occupancy Conditions
Buildings of Group I-2 shall be classified as one of the occupancy conditions specified in Section 308.3.1.1 or 308.3.1.2 ...
Building Code 2018 of Illinois > 3 Occupancy Classification and Use > 308 Institutional Group I > 308.3 Institutional Group I-2 > 308.3.1 Occupancy Conditions