SECTION 748:20-1-11. IBC® 2015 Chapter 9 Fire Protection Systems

  Chapter 9 of the IBC® 2015 is adopted with the following modifications:

(1)   Section 903.2.7 Group M. This section has been modified to reword subsection D of this text to provide a reasonable limit for these occupancies and adequate protection without excessive burden on Group M occupancies with small areas of upholstered furniture and mattresses. This section has been modified to read: 903.2.7 Group M. An automatic sprinkler system shall be provided throughout buildings containing a Group M occupancy where one of the following conditions exists:

(A)   A Group M fire area exceeds 12,000 square feet (1115 square meters).

(B)   A Group M fire area is located more than three stories above grade plane.

(C)   The combined area of all Group M fire areas on all floors, including any mezzanines, exceeds 24,000 square feet (2230 square meters).

(D)   A Group M occupancy where the cumulative area used for the display and sale of upholstered furniture or mattresses exceeds 5,000 square feet (464 square meters).

(2)   903.2.9 Group S-1. This section has been modified to add an exception to the fifth requirement in the list for when an automatic fire sprinkler system is required. This section has been modified to read: 903.2.9 Group S-1. An automatic sprinkler system shall be provided throughout all buildings containing a Group S-1 occupancy where one of the following conditions exists:

(A)   A Group S-1 fire area exceeds 12,000 square feet (1115 square meters).

(B)   A Group S-1 fire area is located more than three stories above grade plane.

(C)   The combined area of all Group S-1 fire areas on all floors, including any mezzanines, exceeds 24,000 square feet (2230 square meters).

(D)   A Group S-1 fire area used for the storage of commercial motor vehicles where the fire area exceeds 5,000 square feet (464 square meters).

(E)   A Group S-1 occupancy used for the storage of upholstered furniture or mattresses exceeds 2,500 square feet (232 square meters). Exception: Self-service storage facility where the fire area is less than 5,000 square feet (464 square meters).

(3)   Section 907.2.3 Group E. This section has been modified to delete the requirement for an emergency voice/alarm communication system in Group E occupancies and require a fire alarm system. This section has been modified to read: 907.2.3 Group E. A manual fire alarm system that activates the occupant notification signal in accordance with Section 907.5 and installed in accordance with 907.6 shall be installed in Group E occupancies. When automatic sprinkler systems or smoke detectors are installed such systems or detectors shall be connected to the building fire alarm system. Exceptions:

(A)   A manual fire alarm system is not required in Group E occupancies with an occupant load of 50 or less.

(B)   Manual fire alarm boxes are not required in Group E occupancies where all of the following apply:

(i)   Interior corridors are protected by smoke detectors.

(ii)   Auditoriums, cafeterias, gymnasiums and similar areas are protected by heat detectors or other approved detection devices.

(iii)   Shops and laboratories involving dusts or vapors are protected by heat detectors or other approved detection devices.

(iv)   The capability to activate the evacuation signal from a central point is provided.

(v)   In buildings where normally occupied spaces are provided with a two-way communication system between such spaces and a constantly attended receiving station from where a general evacuation alarm can be sounded, except in locations specifically designated by the fire code official.

(C)   Manual fire alarm boxes shall not be required in Group E occupancies where all of the following apply:

(i)   The building is equipped throughout with an approved automatic sprinkler system installed in accordance with Section 903.3.1.1.

(ii)   The fire alarm system will activate on sprinkler waterflow.

(iii)   Manual activation is provided from a normally occupied location.

(4)   Section 911.1.3 Size. This section was modified to include an exception to make the fire command center smaller when approved by the fire code official. This section was modified to read: 911.1.3. Size. The room shall be a minimum of 200 square feet (19 square meters) with a minimum dimension of 10 feet (3048 mm). Exception: When approved by the fire code official the fire command center can be reduced in size to not less than a minimum of 96 square feet (9 square meters) with a minimum dimension of 8 feet (2438 mm).

[Source: Added at 29 Ok Reg 1646, eff 11-1-12; Amended at 32 Ok Reg 2270, eff 11-1-15]