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Home My WebLink AboutStarbucks_renton_envelope_REV 625 Fourth Avenue PH 425 827-3324 Suite 202 FAX 425 827-6252 Kirkland, WA 98033 natalie@franklineng.com October 3, 2016 RE: Starbucks 64 Rainier Ave S Renton, WA New construction of conditioned Retail building. Project complies with 2015 WSEC, Commercial Provisions, using the Component Performance approach. Roof: R-42 minimum rigid insulation above roof deck. U=0.024, default Table A102.2.6(3) Roof (Over drive-up window only): R-20 minimum rigid insulation above roof deck. U=0.048, default Table A102.2.6(1) Wall (Wood, Opaque): Wood studs, 2x6, 16" oc, intermediate framing, with R-21 batt insulation, U=0.054, default Table A103.3.1(5) Slab on Grade: R-10 continuous, 4 ft horizontal with NO thermal break at slab edge, F=0.64, default Table A106.1 Doors (Swinging, Opaque): Insulated metal, U=0.37, default Table A107.1(1) Vertical Glazing (Fixed): NFRC certified assembly, U=0.36, SHGC=0.40 Vertical Glazing (Operable – Drive-up): Default, double pane, metal frame with thermal break, U=0.65, SHGC=0.40 Vertical Glazing (Entrances): NFRC certified assembly, U=0.60, SHGC=0.40 Please note that these values are minimum insulation requirements for code compliance. Higher insulation values may be installed. SHGC = Solar Heat Gain Coefficient ENVELOPE SUMMARY Project Summary PROJ-SUM 2015 WSEC Compliance Forms for Commercial Buildings including R2, R3, & R4 over 3 stories and all R1 Revised Jun 2016 General Info Starbucks - Renton Date 10/3/2016 64 Rainier Ave S For Building Department Use Renton, King, 98057 Project Description Occupancy Type Floors Above Grade Building Gross Conditioned Floor Area 1 2,050 2050.0 Project Gross Conditioned Floor Area General Compliance Path Space Conditioning Categories Floor Area and Stories Project Title: Project Street Address: Project City, County, Zip: Project Owner or Rep: Jurisdiction: New Building Building Addition Addition + Existing All Commercial Group R - R2, R3, & R4 over 3 stories and all R1 This PROJ-SUM form shall be provided as a cover sheet for all compliance form submittals. Project Title matches project plans title block. Alteration Alteration + Existing Historic Building Change in Space Conditioning New Construction and Additions Existing Building Retrofit Change of Occupancy Fully Conditioned Low Energy Space Category3 Semi-heated2 Select all that apply to the scope of project Refrigerated Warehouse, Walk-in Cooler/Freezer, Refrigerated Display Case1 Unconditioned Wireless service equipment shelter Low energy heating/cooling capacity Eligible Low Energy Spaces Greenhouse4 Equipment building Prescriptive Total Building Performance Prescriptive -Projects complying prescriptively shall demonstrate compliance with all applicable mandatory and prescriptve requirements of this code. Refer to C401.2, Item 1 for more information. Compliance forms to include with a Prescriptive submittal: All applicable ENV, LTG, MECH and C406. Total Building Performance - Projects complying via total building performance (TBP) shall include a summary of results from a whole building energy model per Section C407 and shall demonstrate compliance with all applicable mandatory provisions in this Code. Refer to Section C401.2, Item 2 for more information. Compliance forms to include with a TPB submital: PROJ-SUM, C406-SUM & C406-DETAIL, ENV-CHK, LTG-EXT, LTG-CHK, and all MECH forms (except MECH-ECONO). Mixed Use - Building is greater than three stories above grade and it has both Commercial and Group R occupancies. Mixed Occupancy - Building is three stories or less above grade and it has both Commerical and Group R2, R3 or R4 occupancies. Select All Commercial to document compliance for the commercial areas of the building. The residential spaces shall comply with the WSEC Residential Provisions. Select all that apply to the scope of project. Select Addition + Existing or Alteration + Existing if the existing building will be combined with the addition or alteration to demonstrate compliance per Section C502.1 or C503.1. All Building Envelope Mechanical Systems Electrical Systems Building Elements Scope - Select all that apply Service Hot Water Systems Lighting Systems Envelope Summary ENV-SUM 2015 WSEC Compliance Forms for Commercial Buildings including R2, R3, & R4 over 3 stories and all R1 Revised Jun 2016 Project Info Project Title:Date 10/03/2016 For Building Department Use Company Name: Company Address: Applicant Name: Applicant Phone: Applicant Email: Project Description Occupancy Type Envelope Compliance Path Total Vertical Fenestration (rough opening) divided by Gross Exterior Above Grade Wall Area times 100 equals % Vertical Fenestration 983.0 ÷÷÷÷ 2997.0 X 100 =32.8% Total Skylight divided by Gross Exterior Roof Area times 100 equals % Skylight 0.0 ÷÷÷÷ 2050.0 X 100 =0.0% Vertical Fenestration Area Skylight Area Sidelight Daylight Zone Area Toplight Daylight Zone Area Percent Daylight Zone Area 1282 0.625365854 Qualifies for Daylight Zone Alternate Space Area (ft2) DLZ Area (ft 2)SRR or Aperature Exception Indicate aperature with "AP" prefix ( AP 1.1%) Starbucks - Renton Spaces in Single Story Building Requiring Skylights Lance Mueller & Associates 130 Lakeside Ave Ste 250 - Seattle, WA 98122 Kathy Schilb kathy@lmueller.com Air Barrier Testing VERTICAL FENESTRATION AREA COMPLIES SKYLIGHT AREA COMPLIES Fenestration Area Compliance Vertical Fenestration Alternates 206-325-2553 Component Performance Calculation Type Daylight Zone Calculations Building Conditioned Floor Area (building < 3 stories) 2050 Vertical Fenestration and Skylight Area Calculation New Building Addition Alteration Prescriptive Component Performance Prescriptive Path - Enter values for vertical fenestration, skylights, gross walls and roof on this ENV-SUM worksheet.Component Performance - Enter values in ENV-UA and/or ENV-UA-GROUP-R worksheet. These values auto-fill from Compliance forms do not require a password to use. Instructional and calculating cells are write-protected. Selection required to enable forms. In buildings ≥ 3 stories, 25% or more of NET floor area is in daylight zones per List all enclosed spaces that exceed 2,500 ft 2, have ceiling height greater than 15 ft, and are space types required to comply with this provision. In buildings < 3 stories, 50% or more of CONDITIONED floor area is within daylight zones per C402.4.1.1 High performance fenestration U-factors and SHGC per C402.4.1.3 Dedicated outdoor air system per C402.4.1.4 and C403.6 Standard Change of Occupancy/Conditioning Selection required to enable ENV-UA and ENV-SHGC forms. Applicant Information. Provide contact information for individual who can respond to inquiries about compliance form information provided. Show locations of qualifying daylight zone areas and ft2 on project plans. For Daylight Zone Area Calculations - a) Sidelight areas include primary + secondary daylght zone areas. b) Include overlapping toplight and sidelight daylight zone areas under Toplight. c) Refer to Chapter 2 for net floor area Additional Efficiency Package Option - C406.8 Enhanced Envelope All Commercial Group R - All R1 and R2, R3, R4 over 3 storiesSelection required to enable forms. To comply, demonstrate building thermal envelope performance is 15% lower than the Target UA. Air barrier testing per Section C402.5.1.2 included in project scope Air barrier testing not required Additional Efficiency Package Option - C406.9 Reduced Air Infiltration To comply, demonstrate that measured air leakage of building envelope does not exceed 0.25 cfm/ft2 (air barrier surface area) under test pressure of 0.3 inch w.g. Code requires a minimum of 50% of the floor area to be within a skylight daylight zone for specific space types. Refer to C402.4.2 for requirements. DLZ = Daylight zone, SRR = Skylight to roof ratio Component Performance Path, pg. 1 ENV-UA 2015 WSEC Compliance Forms for Commercial Buildings including R2, R3, & R4 over 3 stories and all R1 Revised Jun 2016 Project Title:Starbucks - Renton Date 10/03/2016 Calculation Adjustments For Building Department Use None Applied Fenestration Area as % gross above-grade wall area 32.8%Max. Target:40.0% Skylight Area as % gross roof area 0.0%Max. Target:3.0% Vertical Fenestration Alternates: 50% Conditioned Floor Area in Daylight Zone Envelope Component Proposed UA Target UA Cavity+CI Plan/Detail #U-factor Source & Table # 2 U-factor x Area (A)= UA (U x A)U-factor x Area (A) = UA (U x A) R=42 Table A102.2.6(3); main roof 0.024 2000 48.0 0.027 2050 55.4 R=20 Table A102.2.6(1); drive-up window 0.048 50 2.4 Above Deck Insulation U-0.027 R= R=0.031 R=Metal Building U-0.031 R= R=0.027 R=Joist/single rafter U-0.027 R= R=0.021 R=Single raft, attic, other U-0.021 R= R=0.055 R=Steel/metal frame U-0.055 R= R=0.052 R=Metal Building U-0.052 R= R=21 Table A103.3.1(5) - int framing 0.054 1986 107.2 0.054 1986 107.2 R=Wood Frame, other U-0.054 R= R=0.104 R=Mass Wall U-0.104 R= R=0.200 R=Mass Transfer Deck U-0.20 R= R=0.078 R=Group R Mass Wall U-0.078 R= R=0.104 R=Assumed to be Mass Wall U-0.104 R= R=0.078 R=Assumed to be Mass Wall U-0.078 R= R=0.031 R=Mass Floor U-0.031 R= R=0.029 R=Joist/Framing U-0.029 R= Area1 UA Area1 UA Page 1 Subtotal 4036 158 4036 163 Component Performance Compliance (UA)UA COMPLIESDeckMtl BldOpaque Walls - Above Grade4,6Comm4,7FramedFloorsAttic/OthSteel Wood/OthTransfer5RoofsMtl Bld.MassJoist/RftrMass3Vertical Fenestration Alternates:Mass7Group RGroup R4,7Below Grade Component Performance Path, pg. 2 ENV-UA 2015 WSEC Compliance Forms for Commercial Buildings including R2, R3, & R4 over 3 stories and all R1 Revised Jun 2016 Project Title: Starbucks - Renton Date 10/03/2016 Fenestration Area as % gross above-grade wall area 32.8%Max. Target:40.0%For Building Department Use Skylight Area as % gross roof area Max. Target:3.0% Building Component Proposed UA Target UA Ins. R Plan/Detail # F-factor Source & Table # 8 F-factor x Perimeter = UA(U x A) F-factor x Perimeter =UA (U x A) R=10 Table 106.1 - 4 ft horiz, NO thermal brk 0.640 194 124.2 0.540 194 104.8 R=Slab-On-Grade F-0.54 R= R=0.550 R=Heated Slab-On-Grade F-0.55 R= U-factor Source9,10 U-factor x Area (A)= UA (U x A)U-factor x Area (A) = UA (U x A) Table A107.1(1) 0.370 28 10.4 0.37 28 10.4 Opaque Swing Doors U-0.37 0.34 Opaque rollup & sliding U-0.34 0.30 Non-Metal Frame U-0.30 NFRC 0.36 925 333.0 0.38 925 351.5 Metal Frame, Fixed U-0.38 Double pane w/tb - drive up 0.65 16 10.4 0.40 16 6.4 Metal Frame, Operable U-0.40 NFRC 0.60 42 25.2 0.60 42 25.2 Metal Entrance Door U-0.60 0.50 All types U-0.50 Area1 UA Area1 UA Page 2 Subtotal 1205 503 1205 498 Page 1 Subtotal 4036 158 4036 163 Project Total 5241 661 5241 661 Component Performance Compliance (UA)UA COMPLIES Schedule ID Vertical Fenestration6,10Skylights10Note 1 - If vertical fenestration or skylight area exceeds maximum allowed per C402.4.1, then Target Area Adjustment of all applicable envelope elements will be calculated automatically by the compliance form. Refer to Target Area Adjustments worksheet for this calculation. Note 2 - Opaque assembly U-factors shall come from Appendix A or calculated per approved method as specified in C402.1.5.1. Note 3 - Proposed CMU mass wall in non-Group R that meet Table C402.1.4 Footnote D requirements can enter the target U-value of 0.014 Note 4 - For semi-heated spaces utilizing the wall insulation exception, enter Target Wall U-factors under Proposed Wall U-factors so exterior walls are neutral to the calculation. Note 5 - Mass transfer slab edges must be covered with an assembly having an overal U-factor of 0.2. Note 6 - Demising walls, doors, and vertical fenestration separating spaces with different degrees of space conditioning (unconditioned, semi-heated, fully conditioned) shall be included only on the ENV-UA form for the space with the greatest degree of space conditioning. Note 7 - List Group R above grade mass walls here. List all other mass walls, Commercial and Group R, in the Opaque Walls - Above Grade section. Note 8 - Slab-on-grade F-Factors shall come from Appendix A or calculated per approved method as specified in C402.1.5.1. Note 9 - Opaque door U-factors shall come from Appendix A or calculated per approved method as specified in C402.1.5.1. A door is defined as opaque if less than 50% of the door area has glazing. Note 10 - Fenestration assembly U-Factors shall be the manufacturer's NFRC product rating, which includes the glazing and frame, or shall be the default value per Section C303.1.3.All TypesNon-MetalMetal, op.Mtl entranceUnheatedHeatedMetal, fixed SwingingOtherSlab-on-gradeTO COMPLY - The Proposed Total UA shall not exceed the Target Total UA.Doors6,9 Vertical Fenestration Target Area Adjustment Calculations VF = Vertical fenestration NW = Net above grade wall (excludes fenestration and doors.) DR = Opaque doors Gross Exterior Above-Grade Wall Area= VF + NW + DR AG = Above-grade Proposed Areas Vertical Fenestration -> VF=983.0 Opaque -> NW=1986.0 DR=28.0 Gross Exterior AG Wall Area Max Vert. Fen. % (C402.3.1) Maximum Target Vert. Fen. Area 2997.0 x 40.0%÷ 100 =1198.8 Total Vertical Fenestration Delta Vertical Fenestration 0 Excess Vertical Fenestration 983.0 -1198.8 =-215.8 greater = -215.8 Total Vertical Fenestration Excess Vertical Fenestration Target Vertical Fenestration Total Vertical Fenestration Target VF Multiplier 983.0 -=983.0 ÷ 983.0 =1.00 Net AG Wall Area Excess Fenestration Target Net Wall Area Net Wall Target Net Wall Mult. 1986.0 +=1986.0 ÷ 1986.0 =1.00 Target Areas - UA Commercial Vertical Fenestration Proposed Area Target VF Mult. Target Area Non-metal frame x = Metal frame, fixed 925.0 x 1.00 =925.0 Metal frame, operable 16.0 x 1.00 =16.0 Metal frame, entrance door 42.0 x 1.00 =42.0 Above-grade Wall Proposed Area Target Net Wall Mult. Target Area Steel Frame x = Metal Building x = Wood / Other frame 1986.0 x 1.00 =1986.0 Mass x = Mass Transfer Deck x = Group R Mass x = Sum of ProposedSum of Proposed 2969.0 Sum of Target 2969.0 Target Areas - SHGC x A Non-North Vertical Fenestration Proposed Area Target VF Mult. Target Area PF < 0.2 x = 0.2 ≤ PF < 0.5 x = PF ≥ 0.5 x = North Vertical Fenestration PF < 0.2 x = 0.2 ≤ PF < 0.5 x = PF ≥ 0.5 x = If vertical fenestration area exceeds maximum allowed per Section C402.4.1, then Target Area Adjustment of all applicable envelope elements is required. This worksheet automatically calculates these adjustments and updates target areas in the ENV-UA and ENV-SHGC worksheets. Information shown in this worksheet is for reference only and is write-protected. Submit this Target Area Adjustment form with ENV-UA and ENV-SHGC forms. SHGC target areas in shaded boxes are applied to target areas on ENV- SHGC Multiplier applied to all Proposed Vertical Fenestration Areas to calculate Target Vertical Fenestration Area Multiplier applied to all Proposed Opaque Above- Grade Wall Areas to calculate Target Above- Grade Wall Area Maximum Target Target areas in shaded boxes are applied to target areas on ENV-UA Sum of target above-grade wall and vertical fenestration areas are calculated to equal the Skylight Target Area Adjustment Calculations SKY= Skylight NR - Net roof (excludes skylight)Gross Exterior Roof Area = SKY + NR Proposed Areas Skylight (Horizontal Fenestration) ->SKY= Opaque Roof -> NR=2050.0 Gross Exterior Roof Area Max Skylight % (C402.3.1) Maximum Skylight Fenestration Area 2050.0 x 3.0%÷ 100 =61.5 Total Skylight Area Maximum Target Delta Skylight Area 0 -61.5 =-61.5 greater = -61.5 Total Skylight Area Excess Skylight Target Skylight Area Total Skylight Area Target SKY Multiplier -=÷ = Net Roof Area Excess Skylight Target Net Roof Area Net Roof Target Net Roof Mult. 2050.0 +=2050.0 ÷ 2050.0 =1.00 Target Areas - UA and SHGC x A Skylight Proposed Area Target SKY Mult. Target Area All x = Roof Proposed Area Target Net Roof Mult. Target Area Insulation Above Deck 2050.0 x 1.00 =2050.0 Metal Building x Joist / Single Rafter x = Attic / All Others x = Sum of Proposed 2050.0 Sum of Target 2050.0 Excess Skylight Target areas in shaded boxes are applied to target areas on ENV-UA Multiplier applied to all Proposed Skylight Areas to calculate Target Skylight Area Multiplier applied to all Proposed Opaque Roof Areas to calculate Target Roof Area Sum of target roof and skylight areas are calculated to equal the If skylight area exceeds maximum allowed per Section C402.4.1, then Target Area Adjustment of all applicable envelope elements is required. This