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FIRE SAFETY REQUIREMENTS 101073519 height shall be provided and maintained in front of and to the sides of wall -mounted fire department connections and around the circumference of free-standing fire depart- ment connections. [F] 704.6 Single- and multiple -station smoke alarms. Single- and multiple -station smoke alarms shall be installed in existing Group I-1 and R occupancies in accordance with Sections 704.6.1 through 704.6.3. [F] 704.6.1 Where required. Existing Group I-1 and R occupancies shall be provided with single -station smoke alarms in accordance with Sections 704.6.1.1 through 704.6.1.4. Interconnection and power sources shall be in accordance with Sections 704.6.2 and 704.6.3. Exceptions: 1. Where the code that was in effect at the time of construction required smoke alarms and smoke alarms complying with those requirements are already provided. 2. Where smoke alarms have been installed in occupancies and dwellings that were not required to have them at the time of construc- tion, additional smoke alarms shall not be required provided that the existing smoke alarms comply with requirements that were in effect at the time of installation. 3. Where smoke detectors connected to a fire alarm system have been installed as a substitute for smoke alarms. [F] 704.6.1.1 Group R-1. Single- or multiple -station smoke alarms shall be installed in all of the following locations in Group R-1: 1. In sleeping areas. 2. In every room in the path of the means of egress from the sleeping area to the door lead- ing from the sleeping unit. 3. In each story within the sleeping unit, includ- ing basements. For sleeping units with split levels and without an intervening door between the adjacent levels, a smoke alarm installed on the upper level shall suffice for the adjacent lower level provided that the lower level is less than one full story below the upper level. [F] 704.6.1.2 Groups R-2, R-3, R-4 and I-1. Single or multiple -station smoke alarms shall be installed and maintained in Groups R-2, R-3, R-4 and I-1 regardless of occupant load at all of the following locations: 1. On the ceiling or wall outside of each separate sleeping area in the immediate vicinity of bedrooms. 2. In each room used for sleeping purposes. 3. In each story within a dwelling unit, including basements but not including crawl spaces and uninhabitable attics. In dwellings or dwelling units with split levels and without an interven- ing door between the adjacent levels, a smoke alarm installed on the upper level shall suffice for the adjacent lower level provided that the lower level is less than one full story below the upper level. [F] 704.6.1.3 Installation near cooking appliances. Smoke alarms shall not be installed in the following locations unless this would prevent placement of a smoke alarm in a location required by Section 704.6.1.1 or 704.6.1.2. 1. Ionization smoke alarms shall not be installed less than 20 feet (6096 m) horizontally from a permanently installed cooking appliance. 2. Ionization smoke alarms with an alarm -silenc- ing switch shall not be installed less than 10 feet (3048 mm) horizontally from a perma- nently installed cooking appliance. 3. Photoelectric smoke alarms shall not be installed less than 6 feet (1829 mm) horizon- tally from a permanently installed cooking appliance. [F] 704.6.1.4 Installation near bathrooms. Smoke alarms shall be installed not less than 3 feet (914 mm) horizontally from the door or opening of a bathroom that contains a bathtub or shower unless this would prevent placement of a smoke alarm required by Section 704.6.1.1 or 704.6.1.2. [F] 704.6.2 Interconnection. Where more than one smoke alarm is required to be installed within an individ- ual dwelling or sleeping unit, the smoke alarms shall be interconnected in such a manner that the activation of one alarm will activate all of the alarms in the individual unit. Physical interconnection of smoke alarms shall not be required where listed wireless alarms are installed and all alarms sound upon activation of one alarm. The alarm shall be clearly audible in all bedrooms over background noise levels with all intervening doors closed. Exceptions: 1. Interconnection is not required in buildings that are not undergoing alterations, repairs or construction of any kind. 2. Smoke alarms in existing areas are not required to be interconnected where alterations or repairs do not result in the removal of interior wall or ceiling finishes exposing the structure, unless there is an attic, crawl space or base- ment available that could provide access for interconnection without the removal of interior finishes. [F] 704.6.3 Power source. Single -station smoke alarms shall receive their primary power from the building wiring provided that such wiring is served from a commercial source and shall be equipped with a battery backup. Smoke alarms with integral strobes that are not equipped with battery backup shall be connected to an emergency electrical system. Smoke alarms shall emit a 7-4 INTERNATIONAL CODE COUNCIL® 2021 INTERNATIONAL PROPERTY MAINTENANCE CODE° Copyright © 2020 ICC. ALL RIGHTS RESERVED. Accessed by Jesse Szykulski (jszykulski@cityoframsey.com), (City of Minnetrista) Order Number #101073519 on Apr 19, 2021 12:45 PM (PDT) pursuant to License Agreement with ICC. No further reproduction, no further reproductions by any third party, or distribution authorized. Single user only, copying and networking prohibited. ANY UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS A VIOLATION OF THE FEDERAL COPYRIGHT ACT AND THE LICENSE AGREEMENT, AND SUBJECT TO CIVIL AND CRIMINAL PENALTIES THEREUNDER.