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(I- i li FLAIN 1� iNU I UIN ZZ_�4 IJAFtK, i 1 MA) bttlN � _ALLU A"_. ,_UlLAIN�jLY <br />Section R314 Smoke Alarms: <br />R314.1 General: <br />Smoke alarms shall comply with NFPA 72 and Section R314 <br />R314.1.1 Listinias- <br />Smoke alarms shall be listed in accordance with UL 217. Combination smoke and carbon monoxide <br />alarms shall be listed in accordance with UL 217 and UL 2034, <br />R314.2 Where required: <br />Smoke alarms shall be provided in accordance with this section. <br />R314.2,1 New construction: <br />Smoke alarms shall be provided in dwelling units. <br />R314.2.2 Aiterations, repairs and additions: <br />Where alterations, repairs or additions requiring a permit occur, the individual dwelling unit shall be <br />equipped with smoke alarms located as required for new dwellings. <br />Exceptions: <br />1.'VVork involving the exterior surfaces of dwellings, such as the replacement of roofing or <br />siding, the addition or replacement of windows or doors, or the addition of a porch or deck. <br />2. Installation, alteration or repairs of plumbing or mechanical systems. <br />R314.3 Location: <br />Smoke alarms shall be installed in the following locations: <br />1. In each sleeping roorn. <br />2. Outside each separate sleeping area in the immediate vicinity of the bedrooms. <br />3. On each additional story of the dwelling, including basements and habitable attics and not <br />including crawl spaces and uninhabitable attics. In dwellings or dwelling units with split levels and <br />without an intervening door between the adjacent levels, a smoke alarm installed on the upper level <br />shall suffice for the adjacent lower level provided that the lower level is less than one full story below <br />the upper level. <br />4. Snnoke alarms shall be installed not less than 3 feet (914mm) horizontally from the door or <br />opening of a bathroom that contains a bathtub or shower unless this would prevent placement of a <br />smoke alarm required by Section R314.3. <br />R314.3.1 Installation near cooking appliances: <br />Smoke alarms shall not be installed in the following locations unless this would prevent placement of a <br />smoke alarm in a location required by Section 13314.3. <br />1. Ionization smoke alarm,; shall not be installed less than 20 feet (6096mm) horizontally from a <br />permanently installed cooking appliance. <br />2. Ionization smoke alarms with an alarm -silencing switch shall not be installed less than 10 feet <br />(3048mm) horizontally from a permanently installed cooking appliance. <br />3. Photoelectric smoke alarms shall not be installed less than 6feet (1828mm) horizontally from <br />a permanently installed cooking appliance. <br />R314.4 Interconnection: <br />Where more than one smoke alaral is required to be installed within an individual dwelling unit in <br />accordance with Section R314.3, the alarm devices shall be Interconnected in Such a manner that the <br />actuation of one alarm will activate all of the alarms in the individual dwelling unit. Physical <br />interconnection of smoke alarms shall not be required where listed wireless alarms are installed and all <br />alarms sound upon activation of one alarm. <br />R314.5 Combination alarms: <br />Combination smoke and carbon monoxide alarms shall be permitted to be used in lieu of smoke alarms. <br />R314.6 Power source: <br />Smoke alarms shall receive their primary power from the building wiring where such wiring is served <br />from a commercial source and, where primary power is interrupted, shall receive power from a battery. <br />Wiring shall be permanent and without a disconnecting switch other than those required for <br />overcurrent protection. <br />Exceptions. <br />1. Smoke alarms shall be permitted to be battery operated where installed in buildings without <br />commercial power. <br />2. Smoke alarms installed in accordance with Section 13314.2.2 shall be permitted to be battery <br />powered. <br />R314.7 Fire alarm systems: <br />Fire alarm systems shall be permitted to be used in lieu of smoke alarms and shall comply with Sections <br />R314.7.1 through R314.7.4. <br />11314.7.1 General: <br />Fire alarm systems shall comply with the provisions of this code and the household fire warning <br />equipment provisions of NFPA 72. Smoke detectors shall be fisted in accordance with UL 268. <br />11314.7.2.1ocation: <br />Smoke detectors shall be installed in the locations specified in Section R314.3. <br />R314.7.3 Permanent fixture: <br />Where a household fire alarm system is installed, it shall become a permanent fixture ofthe occupancy, <br />owned by the homeowner. <br />R314.7.4 Combination detectors, <br />Combination smoke and carbon monoxide detectors shall be permitted to be installed in fire alarm <br />systems in lieu of smoke detectors, provided that they are listed in accordance with UL 268 and UL 2075. <br />Section R315 Carbon Monoxide Alarms: <br />1131S.1 General: <br />Carbon monoxide alarms shall comply with Section R315. <br />R31SAA-Ustings: <br />Carbon monoxide alarms shall be listed in accordance with UL 2034. Combination carbon monoxide and <br />smoke alarms shall be listed in accordance with UL 2034 and UL 217. <br />R315,2 Where required: <br />Cat -bon monoxide alarms shall be provided in accordance with Section sR315.2.1 and R315.2.2 <br />R315.2.1 New construction: <br />For new construction, carbon monoxide alarms shall be provided in dwelling units where either or both <br />of the following conditions exist. <br />1. Tile dwelling unit contains a fuel -fired appliance. <br />2. The dwelling unit has an attached gat -age with an opening that communicates with the <br />dwelling unit. <br />R315.2.2 Aiterations, repairs and addictions: <br />Where alterations, repairs or additions requiring a permit occur, or where one or more sleeping rooms <br />are added or created in existing dwellings, the individual dwelling unit shall be equipped with carbon <br />monoxide alarms located as required for new dwellings. <br />Exceptions: <br />1. Work involving the exterior surfaces of dwellings, such as the replacement of roofing or <br />siding, or the addition or replacement of windows or doors, or the addition of a porch or deck. <br />2. Installation, alteration or repairs of plumbing or mechanical systems. <br />R315.3 Location: <br />Carbon monoxide alarms in dwelling units shall be installed outside of each separate sleeping area in the <br />immediate vicinity of the bedrooms. Where a fuel -burning appliance is located within a bedroom or its <br />attached bathroom, a carbon monoxide alarm shall be installed within the bedroom. <br />R315.4 Combination alarms <br />Combination carbon monoxide and smoke alarms shall be permitted to be used in lieu of carbon <br />monoxide alarms. <br />R315.5 Interconnectivitv <br />Where more than one carbon monoxide alarm is required to be installed within an individual dwelling <br />unit in accordance with Section R315.3, the alarm devices shall be Interconnected in such a manner that <br />the actuation of one alarm will activate all of the alarms in the individual dwelling unit. Physical <br />interconnection of carbon monoxide -alarms shall not be required where listed wireless alarms are <br />installed and all alarms sound upon activation of one alarm. <br />Exception: <br />Interconnection of carbon monoxide alarms in existing areas shall not be required where alterations or <br />repairs do not result in removal of interior wall or ceiling finishes exposing the structure, unless there is <br />an attic, crawl space or basement available that could provide access for interconnection without the <br />removal of interior finishes. <br />11315.6 Power source: <br />Carbon monoxide alarms shall receive their primary power from the building wiring where such wiring is <br />served from a commercial source and, where primary power is interrupted, shall receive power from a <br />battery. Wiring shall be permanent and without a disconnecting switch other than those required for <br />overcurrent protection. <br />Exceptions: <br />1. Carbon monoxide alarms shall be permitted to be battery operated where installed in <br />buildings without commercial power. <br />2. Carbon monoxide alarms installed in accordance with Section R315.2.2 shall be permitted to <br />be battery powered. <br />R315.7 Carbon monoxide detection systems - <br />Carbon monoxide detection systems shall be permitted to be used in lieu of carbon monoxide alarms <br />and shall comply with Sections 133115.6.1 through 13315.6.4. <br />R315.7.1 General: <br />Household carbon monoxide detection systems shall comply with NFPA 720. Carbon monoxide <br />detectors shall be listed in accordance with UL 2075. <br />R315.7.2 Location: <br />Carbon monoxide detectors shall be installed in tile locations specified in section R315.3. These <br />locations supersede the locations specified in NFPA 720. <br />R315.7.3 Permanent fixture: <br />Where a household carbon monoxide detection system is installed, it shall become a permanent fixture <br />of the occupancy and owned by the homeowner. <br />R315.7.4 Combination detectors: <br />Combination carbon monoxide and smoke detectors shall be permitted to be installed in carbon <br />monoxide detection systems in lieu of carbon monoxide detectors, provided that they are listed in <br />accordance with UL 2075 and UL 268. <br />R307. I Attic Access: <br />Buildings with combustible ceiling or roof construction shall have an attic access opening to attic areas <br />that have a vertical height of 30-inches (762mm) or greater over an area of not less than 30-square feet <br />(2.8 m2). The vertical height shall be measured from the top of the ceiling framing members to the <br />underside of the roof framing members. <br />The rough -framed opening shall be not less than 22-inches by 30-inches (559mm by 762mm) and shall <br />be located in a hallway or other location with ready access. Where located in a wall, the opening shall be <br />not less than 22-inches wide by 30-inches high (559mm wide by 762mm high). Where the access is <br />located in a ceiling, minimum unobstructed headroom in the attic space shall be 30-Inches (762mm) at <br />some point above the access measured vertically from the bottom of ceiling framing members. See <br />Section M1305,13 for access requirements where mechanical equipment is located in attics, <br />N1102.5 (11402.5) Maximum fenestration U-factor and SHGC (Mandatory): <br />The area -weighted average maximum fenestration U-factor permitted using tradeciffs from Section <br />N1102.1.5 or 1\11105 shall be 0.48 in Cl"rnote Zones 4 and 5 and 0.40 In Climate Zones 6 through 8 for <br />vertical fenestration, and 0.75 in Climate Zones 4 through 8 for skylights. The area-vureighted average <br />maximum fenestration SHGC permitted using tradeoffs frorn Section N1105 in Climate Zones I through <br />3 shall be 0.50. <br />N1103.1 (R403.11 Controls (Mandatory): <br />Not less than one thermostat shall be provided for each separate heating and cooling system. <br />N1103.3.5 (11403.3.5) Building cavities (Manciatory): <br />Building framing cavities shall not be used as ducts or plenums. <br />N1103.4 (11403.4) Mechanical system piping insulation (Mandatory): <br />Mechanical system piping capable of carrying fluids above 105'F (41'C) or less than 55'F (18'C) shall be <br />insulated to an 11-value of not less than R-3. <br />IV1103.4.1 (R403.4.1) Protection of piping insulation: <br />Piping insulation exposed to weather shall be protected from damage, including that caused by sunlight, <br />moisture, eqtqpment maintenance and wind. The protection shall provide shielding from solar radiation <br />that can cause degradation of the material. Adhesive tape shall not be prohibited. <br />N1103.6 (R403.6) Mechanical ventilation (Mandatory): <br />The building shall be provided with ventilation that complies with the requirements of Section M1507 or <br />with other approved means of ventilation. Outdoor air intakes and exhausts shall have automatic or <br />gravity dampers that close when the ventilation system is not operating. <br />N1103.6.1 (R403.6.1) Whole -house mechanical ventilation system fan efficacy: <br />Fans used to provide whole -house mechanical ventilation shall meet the efficacy requirements of Table <br />N 1103.6.1. <br />Exception: Where an air handler that is integrate to tested and listed HVAC equipment is used to <br />provide whole -house mechanical ventilation, the air handler shall be powered by an electronically <br />commutated motor. <br />N1104 (R4Z4) Electrical power and lighting systems (Mandatory): <br />N1104.1 (R404.1) Lighting equipment (Mandatory): <br />Not less than 90 percent of permanently installed lighting fixtures shall contain high -efficacy lamps. <br />N11047.1.1 (R404,1,1) Lighting equipment (Mandatory): <br />Fuel gas lighting systems shall not have continuously burning pilot lights. <br />TABLE M1505.4.3(1) <br />CONTINUOUS WHOLE -HOUSE MECHANICAL VENTILATION SYSTEM AIRFLOW RATE REQUOREMENTS <br />DINELLING UNIT <br />NUMBER OF BEDROOMS <br />FLOOR AREA <br />0-1 2-3 4-5- 6-7 >' <br />(square feet) <br />In CFM <br />< 1,500 <br />1 11501_1000 <br />30 <br />45 <br />45 <br />60 <br />-Airflow <br />60 <br />75 <br />-75 <br />90 <br />90 <br />105 <br />3,001 - 4,500 <br />60 <br />75 <br />90 <br />105 <br />120 <br />4,501 - 6,000 <br />75 <br />90 <br />105 <br />120 <br />135 <br />6,001 - 7,500 <br />90 <br />105 <br />120 <br />135 <br />150 <br />> 7,500 <br />105 <br />120 <br />135 <br />150 <br />165 <br />For SI: 1 squa re foot = 0.0929 rn', 1 cubic foot per minute = 0.0004719 ml/s. <br />TABLE M1505.4.3(2) <br />MCIF ml;rwawirai %IFNTH ATinm RATF r-ArTtnRcab <br />RUN-MME PERCENTAGE IN EACH 4-HOUR <br />I <br />25% <br />33% <br />50% <br />66% <br />75% <br />100% <br />SEGMENT <br />Factor' <br />4 <br />3 <br />2 <br />1 1.5 <br />1.3 <br />1 _J <br />a. For ventilation system run time values between those given, the factors are permitted to be determined by interpolation. <br />b. Extrapolation beyond the table is prohibited. <br />AREA TO BE EXHAUSTED EXHAUST RATES <br />Kitchens 100 cfm intermittent or 25 cfm continuous <br />Bathrooms-Toi let Rooms Mechanical exhaust capacity of 50 cfm <br />I i ntermi ttent or 20 cfm coati nuous <br />For SI: I cubic foot per minute =0.0004719 rnl/s. <br />Z <br />ro <br />< <br />E <br />00 <br />0 <br />C5�D <br />M.2 <br />CD <br />low <br />0 <br />0 <br />ca <br />00 <br />> <br />< <br />U <br />25el <br />Ll <br />r\J <br />C-Q <br />4=J <br />> <br />O <br />bra <br />00 <br />QIr <br />cD <br />CD <br />d <br />Plan Tide <br />Code References <br />Drovin <br />Douglas Almond <br />Clcsie <br />07/11/2021 <br />Project 0. <br />21-043-01 <br />