Section 400.18307. Smoke detection system.

Sections 23-2.3.4.2 and 23-2.3.4.3 of the code are amended to read as follows:

23-2.3.4.2. For small facilities, approved smoke detectors shall be installed in compliance with the provisions of national  fire  protection association pamphlet no. 74, 1989 edition, standard for the installation, maintenance, and use of household fire warning equipment, which is adopted by reference in R 400.18314. Smoke detectors shall be powered from  the building electrical system, shall be interconnected,   and, when activated, shall initiate an alarm that is audible in all habitable areas. Smoke detectors shall be installed on all levels, including basements, but excluding crawl spaces and unfinished attics. Additional smoke detectors shall be installed for living rooms, dens, dayrooms, and similar spaces. A plug-in, cord-connected unit is not permitted.

Exception no. 1: In buildings protected throughout by an approved supervised automatic sprinkler system  that  is  in   compliance   with   the provisions of section 23-

2.3.5 of the code, as amended in R 400.18217, using quick-response or residential sprinklers, smoke detection equipment shall be required in compliance with either the provisions of this section or section 23-2.3.4.3 of the code, as amended in this part.

Exception no. 2: Existing battery-powered smoke detectors, rather than building electrical service-powered smoke detectors,  shall   be  acceptable where, in the opinion of the authority having jurisdiction, the facility has demonstrated testing, maintenance, and battery replacement programs that ensure  the  reliability  of  power  to   the smoke detectors. This exception shall expire 2 years from the effective date of these rules.

23-2.3.4.3. For small facilities, each sleeping room shall be provided with an approved smoke detector that is installed in compliance with the provisions of national fire protection association pamphlet no. 74, 1989 edition, standard for the installation, maintenance, and use of household fire warning equipment, which is adopted by reference in R 400.18314.

Smoke detectors shall be powered from the building electrical system, shall be interconnected, and, when activated, shall initiate an alarm that is audible in all habitable areas. A plug-in, cord-connected unit  is  not permitted.

Exception no. 1: In buildings protected throughout by an approved supervised automatic sprinkler system  that  is  in   compliance   with   the provisions of section 23-

2.3.5   of the code, as amended in R 400.18217, using quick-response or residential sprinklers, smoke detection equipment shall be required in compliance with either the provisions of this section or section 23-2.3.4.2 of the code, as amended in this part.

Exception no. 2: Existing battery-powered detectors, rather than building electrical service-powered detectors, shall be acceptable where, in the opinion of the authority having jurisdiction, the facility has demonstrated testing, maintenance, and battery replacement  programs  that ensure the reliability of power to the  smoke   detectors. This   exception shall expire 2 years from the effective date of these rules.

History: 1994 AACS.