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Chapter 11 [RE]-Energy Efficiency SECTION M1507 MECHANICAL VENTILATION
<br /> ' N1101.15(R401.2)Compliance. M1507.2 Recirculation of air.
<br />• (Projects shall comply with Sections identified as"mandatory"and with Exhaust air from bathrooms and toilet rooms shall not be recirculated within a residence
<br /> either sections identified as"prescriptive"or the performance approach in or to another dwelling unit and shall be exhausted directly to the outdoors.Exhaust air.from
<br /> (Section N1105. bathrooms and toilet rooms shall not discharge into an attic,crawl space or other areas inside
<br /> 1N1101.16(R401.3)Certificate(Mandatory). the building.
<br /> 'A permanent certificate shall be completed and posted on or in the electrical M1507.3 Whole-house mechanical ventilation system.
<br /> distribution panel.The certificate shall not cover or obstruct the visibility of the Whole-house mechanical ventilation systems shall be designed in accordance with Sections to
<br /> 'circuit directory label,service disconnect label or other required labels. M1507.3.1 through M1507.3.3, o
<br /> 'The certificate shall list M1507.3.1 System design.
<br /> I-The predominant R-values of insulation installed in or on ceiling/roof,walls, The whole-house ventilation system shall consist of one or more supply or exhaust fans,or a
<br /> foundation(slab,basement wall,crawl space wall and/or floor)and ducts combination of such,and associated ducts and controls.Local exhaust or supply fans are to.
<br /> outside conditioned spaces:U-factors for fenestration and the solar heat gain permitted to serve as such a system.Outdoor air ducts connected to the return side of an air
<br /> coefficient(SHGC)of fenestration,and the results from any required duct handler shall be considered to provide supply ventilation.
<br /> 'system and building envelope air leakage testing done on the building. M1507.3.2 System controls.
<br /> -Where there is more than one value for each component,the certificate shall The whole-house mechanical ventilation system shall be provided with controls that enable o
<br /> list the value covering the largest area. manual override. E
<br /> -The certificate shall list the types and efficiencies of heating,cooling and _ M1607.3.3 Mechanical ventilation rate. z
<br /> service water heating equipment. The whole-house mechanical ventilation system shall provide outdoor air at a continuous rate N
<br /> I-Where a gas-fired unvented room heater,electric furnace,or baseboard electric - of not less than that determined in accordance with Table M1507.3.3(1). o
<br /> heater is installed in the residence,the certificate shall list"gas-fired unvented Exception:The whole-house mechanical ventilation system is permitted to operate intermittently
<br /> (room heater,""electric furnace"or"baseboard electric heater,"as appropriate. where the system has controls that enable operation for not less than 25-percent of each 4-hour d
<br /> -An efficiency shall not be listed for gas-fired unvented room heaters,electric segment and the ventilation rate prescribed in Table Ml507.3.3(1)is multiplied by the factor
<br /> furnaces or electric baseboard heaters, determined in accordance with Table M1507.3.3(2).
<br /> SECTION N1103 SYSTEMS
<br /> N1103-1.2(R403-1.2)Heat pump supplementary heat(Mandatory). Z N
<br /> Heat pumps having supplementary electric-resistance heat shall have controls 0 W
<br /> that,except during defrost prevent supplemental heat operation when the Table 302.1 I.8 1-
<br /> heat pump compressor can meet the heating load. Roof cave fro-resistance rating shall be permitted to be
<br /> reduced to 0 hours if fke bike is provided from the top pi ROOF CONSTRUCTION O
<br /> N1103.2.1(R403.2.1)Insulation(Prescriptive). - to the underside of the roof sheashina CLASS B COOAWOSTON ROOFING LLl Z W
<br /> Of 15#BUILDING FELT
<br /> Supply ducts in attics shall be insulated to a minimum of R-8.All other ducts \ / a m5"MIN.OSC SHTG.W/CUPS N •
<br /> H
<br /> shall be insulated to a minimum of R-6.Exception:Ducts or portions thereof - /I o/TRUSSES PER PLAN J j' 0
<br /> located completely inside the building thermal envelope. N 4 toes R48 Ban Inst -I LU Z
<br /> 60tN1103.4.1(R403.4.1)Circulating hot water systems(Mandatory). 2 U
<br /> Circulating hot water systems shall be provided with an automatic or readily - ee
<br /> accessible manual switch that can turn off the hot-water circulating pump when } 0 -t
<br /> the system is not in use. j �
<br /> N1103.4.2(R403.4.2)Hot water pipe insulation(Prescriptive). ce .-t
<br /> Insulation for hot water pipe with a minimum thermal resistance(R-value)of R-3, E •a E
<br /> N1103.5(R403.5)Mechanical ventilation(Mandatory). i y r'; Iti 2nd FLOOR EXTERIOR WALL RATING TO BE CONTINUOUS(NO
<br /> The building shall be provided with ventilation that meets the requirements of Section - _. l 1 BREAKS IN SHEATHING)AND FOR EXPOSURE FROM BOTH C
<br /> I
<br /> -
<br /> - M1507 of this code or with other approved means of ventilation.Outdoor air intakes IS I i` ' li i ,t i i t I SIDES PER BRC TABLE R302.1.(FIRE DISTANCE SEPARATION IS
<br /> _ and exhausts shall have automatic or gravity.dampers that Gose when the ventilation .,'.,A,;`�'`; (,,;Li•f; , LESS TW W 5 Fn.
<br /> 'system is not operating. DBI• 8 _' 1 1 HOUR EXTERIOR WALL U .1
<br /> IN1103.5.1(R403.5.1)Whole-house mechanical ventilation system fan efficacy. 5/8"TYPE X TOP PL _ WOOD SIDING OR SHINGLE PER ELEV. - -I 9
<br /> Mechanical ventilation system fans shall meet the efficacy requirements of Table N1103.5.1. Of HOUSE WRAP • -J co
<br /> Exception:Where mechanical ventilation fans are integral to tested and listed HVAC ',-; LAP WEATHERPROOF MEMBRANE 4"MIN. , y m -
<br /> P O/7/16•APA RATED PLYWDSHTG ar equal d Z
<br /> equipment,they shall be powered by an electronically commutated motor. , 0/2x8 sTuos 816"oo(n//R21 BATT INSIL) V- u m
<br /> N1103.6(8403.6)Equipment sizing(Mandatory). 58 TYPEx GWB(INrsDE)PAINT X j
<br /> Heating and cooling equipment shall be sized in accordance with ACCA Manual S `N w
<br /> based on building loads calculated in accordance with ACCA Manual J or other UNIT A - 0 to m
<br /> approved heatingand coolingcalculation methodologies. SECOND LEVEL = 1tpoF CONSTRUCTION p i;
<br /> PPr g FIRE RETARDANT TREATED B COMPO.ROOFING In 3
<br /> SECTION N1104 ELECTRICAL POWER AND LIGHTING - PLYWDROOFSHTGor5/8"x O/15CBUaoNGFELT C c
<br /> SYSTEMS(MANDATORY) ` 0Tns•MIN.osBSHrG.w/cuPSLAN to o 0
<br /> GWB UNDER ROOF SING
<br /> N1104.1(R404.1)Lighting equipment(Mandatory). ' s/oe USSE S PER P z
<br /> A minimum of 75 percent of the lamps in permanently installed lighting fixtures shall / o t j c /e
<br /> be high-efficacy lamps ora minimum of 75 percent of the permanently installed lighting BOTTOM GATE =:• ? 1! I- - N m
<br /> fixtures shall contain only high-efficacy lamps. z
<br /> Cont.1/2 inch GWBappfad to enter the inneru t1'
<br /> Exception:Low-voltage lighting shall not be required to utilize high-efficiency lamps. NO OPENING THRV ROOF WITHIN to co m
<br /> P 9 9 9 q9 ncy mP sided each rim.Fastened with 1-1/2 inch 5-0-0F PARTY WALL w e5
<br /> N1104.1.1(R404.1.1)Lighting equipment(Mandatory). W wive 12lnatOC o N Q
<br /> Fuel gas lighting systems shall not have continuously burning pilot lights• 'tel t/; O M
<br /> ,i /ilii )(�- iLinl
<br /> c.,1,J}lIt)'v ILII -1Ji„t J.1. x s t0 a s-
<br /> // 2t3 TOP PLATE e-
<br /> FLOOR/CEILINOASSEMBLY -
<br /> 3/4•SUBFLOOR Rim board comnuwe 1'a 1 .I FIREBLOCMNG N WALL PER CODE
<br /> 14"W000 FLOOR JOISTS 1-1/8'LP Said Stat OSB 4 n
<br /> FIRE-RESISTANT CONSTRUCTION R30INSULATION or 1-1/4*LP LP LVL rim board. Two1HOURwALL,GAWP382o d-
<br /> IRC,SECTION R302 sB TYPExGw6 "Fr101/2"thickness,SIC 58 C v E
<br /> 5/8"TYPE X GWB,Face lever tat •
<br /> 1. R302.1 Exterior walls.Construction,projections,openings and penetrations 7.R302.5.2 Duct penetration. s/e•TYPE X OWE.Base lairs to w u
<br /> of ext walls of dwellings and accessory buildings shall comply with Table R302.1. Ducts in the garage and ducts penetrating the walls or ceilings separating the 8302.2.1 TMP•PARTY WALL CONSL TO BOTTOM , Z,µ015"CC
<br /> Q Z 03=
<br /> OF ROOF SHTO.W/NO FRAMING PENETRATIONS _m i•AIR GAP J m
<br /> Exceptions: - dwelling from the garage shall be constructed of a minimum No.26 gage sheet OR BEARING INTO WALL CAVITY.RATED BOXES, =- 2x4 IJI 16"OC m .N E
<br /> Walls,projections,openings or penetrations in wallsperpendiculer to the One used to determktethe steel or other approved material and shall have no openings into the garage. SCHEDULE 40 PVC PENETRATIONS ALLOWED. _ 5/8"TYPE XGWB,Base layer per °fire separation distance. moi; s/B'TYPE X GWB,Fax lyxr m CCL 0
<br /> 2. R302.3 Two-family dwellings. 8. 8302.11 Fireblocking. w R-15 EA.SIDE,R30 TOTAL o M c
<br /> Dwelling units in two-family dwellings shall be separated from each other by wall Fireblocking shall be provided in.wood-frame construction in the following Joints*,lashed o N.o^ m
<br /> and/or floor assemblies having not less than a 1-hour fire-resistance rating when locations: 0 C�:. UNIT B > '24
<br /> o y
<br /> tested in accordance with ASTM E 119 or UL 263.Fire-resistance rated floor/dg In concealed spaces of stud walls and partitions,including furred spaces& GARAGE Cor N o+
<br /> and wall assemblies shall extend to and be tight against the exterior wall,and wall parallel rows of studs or staggered studs,as follows: UNIT A m to } y •
<br /> assemblies shall extend from the foundation to the underside of the roof sheathing. 1.1.Vertically at the ceiling and floor levels. GARAGE / PT 224 SILL PLATE W/5/r Ia zla z_ of o'
<br /> Exceptions: 1.2.Horizontally at intervals not exceeding 10 feet. - le•: ANCHOR BOLT.EMBED MINT INTO
<br /> At all interconnectionsbetweenconcealedverticalandhorizontal spacesCANOaWITHIN 1?ORSILL ENDS 3
<br /> IY
<br /> Wall assemblies need not extend through attic spaces when the ceiling is protected - w/sz3 1/4"STL WASHERS a
<br /> by not less than 5/8-in.Type X GWB and an attic draft stop constructed as specified such as occur at soffits,drop ceilings and cove ceilings. 0
<br /> in Section R302.12.1 is provided above and along the wall assembly separating the At openings around vents,pipes,ducts,cables and wires at ceiling and floor
<br /> dwellings.The structural framing supporting the ceiling shall also be protected by not level,with an approved material to resist the free passage of flame and - - - - - - -
<br /> less than 1/2-inch GWB or equivalent products of combustion.
<br /> DATE:
<br /> ....
<br /> 3. 8302.4.1 Through penetrations. The material filling this annular space shall not be required to meet the
<br /> Through penetrations of fire-resistance-rated wall or floor assemblies shall comply ASTM E 136 requirements. 4"CONC.SLAB w/wwM 7/3/2015
<br /> with Section R302.4.1.1 or R302.4.1.2. Fireblocking of cornices of a two-family dwelling is required at the line of REINFORCING PER it., O/4"GRAVEL
<br /> 4.R302.4.1.2 Penetration firestop system. dwelling unit separation. - SHEET A-11 SCALE:
<br /> Penetrations shall be protected by an approved penetration frrestop system installed 9. R302.12 Draftstopping.
<br /> as tested in accordance with ASTM E 814 or UL 1479,with a minimum positive In combustible construction where there is usable space both above&below
<br /> pressure differential of 0.01 inch of water(3 Pa)and shall have an F rating of not less the concealed space of a floor/ceiling assembly,draftstops shall be installed
<br /> than the required fire-resistance rating of the wall or floor/ceiling assembly penetrated. so that the area of the concealed space does not exceed 1,000 sq.ft.. PARTY WALL DETAIL(at Garage)
<br /> qk .
<br /> 5. R302.5 Dwelling/garage opening/penetration protection. Draftstopping shall divide the concealed space into approx.equal areas. 0
<br /> Openings and penetrations through the walls or ceilings separating the dwelling from SHEET:
<br /> the garage shall be in accordance with Sections R302.5.1 through R302.5.3. -
<br /> These plans MAY NOT BE reproduced without specific; A-9
<br /> permission of ESG Residential Design,Marysville,WA -
<br /> 1 st Floor
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