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1993, 02-18 Permit: 93006901 Energy Code Inspect 1, WATTSUN 5 .3 1991 WA STATE ENERGY CODE COMPLIANCE REPORT 02/18/93- •..__._ __ .I FILE: C: \WATTDATA\LD1309 .WSHOUSE ID: LD1309 Site: DAKOTA Analyst : TAS :::: SPOKANE . WA Jurisdiction: SPOKANE COUNTY ( ) - Utility: WWP Homeowner : House Type : Single Family Floor Area : 2668 ft2 ( ) Builder : LANCE DOUGLAS Weather Data : Spokane , WA Climate Zone: 2 ( 509 )483-6532 The PROPOSED design *COMPLIES* with 1991 WA State Energy Code . REFERENCE PROPOSED COMPONENT PERFORMANCE 526 516 Btn/her-F ENERGY BUDGET 9 .75 9 .93 kWh/ft2-yr REFERENCE DESIGN Reference Component Value X Area UA BG Wall 3 .5 ' U-0 .041 308 12 .6 F3G Slab 3 .5 ' F-0 .640 88ft 56 .3 BG Wall 7 ' U-0 .036 52.5 18 .9 BG Slab 7 ' F--0 .554 75ft 41 .6 .Floor U-0 .029 56 1 .6 'Glazing r©15% U--0 .600 400 .2 240 . 1 Doors U-0 .400 40 .0 16 .0 - AG Wall U-0 .062 1540 95 .5 Ceiling , Attic U-0 .031 983 30 .5 Ceiling , Vault U-0 .034 370 12 .6 Infiltration ACH-0 .350 16437ft3( 99 .5 ) Reference UA 526 PROPOSED DESIGN COMPONENT:. Component Description Value X Area - UA BG Wall RO Uninsulated 3 .5 ' depth U--0 .271. 308 83 .5 BG Slab F-0 .511 88ft 45 .0 Items in parentheses not included in COMPONENT PERFORi1ANCE. totals . * Denotes non-standard values .- check calculation of thermal. value . == --- .„------ -- page 1 • WATTSUN, 5 .3 1991 WA STATE ENERGY CODE COMPLIANCE REPORT 02/18/93 FILE : C- : \WATTDATA\LD1309 .WS HOUSE ID : LD1309 ------------------- BG Wall RO Uninsulated 7 ' depth U-0 .185 525 97 .1 BG Slab F-0 .434 75ft 32 .5 Floor R30 vented Joist 16oc U-0 .029 56 1 .6 Glazing @9-o **2 glaze vinyl 3/4 " air space U-0 .480 181 .5 87 . 1 **2 giz .vinyl 3/4 "air- space sld 'g dr . U-0 .520 35 .0 18 .2 **2glaze mtl . insul w/full light U-0 .320 19 .0 6 . 1 Doors **Metal Insul , w/ Raised Panel U-0 .220 21 .0 4 .6 Metal R-5 base case U-0 .190 19 .0 3 .6 AG Wall R19 ADV Lap Wood U-0 .055 1705 93 .8 Ceiling R38 blown Attic STD baffled U-0 .031 983 30 .5 R30 batt Vault vented 2x12 24oc U-0 .033 370 -12 .2 Infiltration Standard Air Sealing ACH-0 .350 16437ft3 ( 99 .5 ) Proposed UA 516 Struc Mass Light Frame . Sheetrock walls M-- 3 .000 1353 4059 **Slab w/ no cover M-10 .000 1315 13150 HEATING/COOLING/VENTILATING SYSTEMS PROPOSED Heating System Type : Gas Furnace Make: unknown/ Model : unknown/ System Efficiency : 80 % Modified Efficiency : 76 % Design ACH: 0 .60 Heating Load( at 66F dt ) : 46414 Btu/hr System Size : 46 .4 kBtu/hr Maximum Size @150%: 69 .6 kBtu/hr Average Annual Heat : 116 MBtu Annual Cost : $ 656 Ventilation System: Integrated w/Forced Air Furnace Cooling System : SEER: 0 .0 ( Unducted ) Cooling Load( at 12F cit ) : 16844 Btu/hr Recommended Size @1250: 1 .9 .tons Annual cool requirement : *** kWh/yr - Solar Access: Partially Shaded -------- Page____ Page 2 WA1TSJN ,5 .3 1991 WA STATE ENERGY CODE COMPLIANCE REPORT 02/18/93 FILE: C : \WATTDATA\LD1309 .WS HOUSE ID= LD1309 PROPOSED DUCT SYSTEM Location 1, Avg Rvalue Surface Area SUPPLY All in heated space RETURN A1.1 in heated space GLAZING ORIENTATION PROPOSED PROPOSED South 102 .2ft2 North 113 .3ft2 Southeast • Northwest . East 20 .0 West Northeast Southwest • Economic and energy consumption estimates are designed for comparative purposes only . Actual cost for heating will vary depending on weather conditions , occupant lifestyle and other factors . WATTSUN, 5 .3 COMPONENT CHECKLIST 02/18/93 FILE : C : \WATTDATA\LD1309 .WS HOUSE ID : LD1309 Name : Floor Area : 2668 ft2 Address: DAKOTA Heating Type: Gas Furnace Reference : 1991 WA State Energy Code OUNDATION INSPECTION Sub-slab radon requirement : 1 Where required , slab is poured over a 4 " thick coarse gravel base . A 6-mil poly soil gas retarder membrane is installed between the gravel and slab . All tears , seams , and ,.joints in membrane are sealed . A radon ventpipe of at ;least 3" in diameter runs from each separate gravel area to 12" above eaves . Below grade walls : ( RO Uni nsula 4.ed depth 308 .0 ft2 ) ( RO Uninsulated 7 ' depth 525 .0 ft2 ) Insulation is installed led from the top of the below grade wall to the bottom of the footing . Any insulation above grade is protected from exposure . Slab Sealing : All penetrations. , cracks and joints in concrete slab or walls are sealed with a urethane type sealant to limitthe movement of soil gases into the indoor air . =RAMING INSPECTION Approved plans : Are available onsite Air leakage : Top and bottom of mudsill and soleplate are caulked/sealed . Rim ,.joists between stories are caulked/sealed . All holes in building envelope ( i .e . exterior ceilings , walls , and floors ) are caulked/ ted , including all electrical , plumbing , and HVAC penetrations . Outlets , switch boxes and recessed fixtures on exterior walls are caulked/sealed with approved sealant , or have foam face gaskets installed . Any recessed lights are IC rated , air tight. , and sealed to the ceiling sheetrocle Wall framing: Net wall area : 1705 ft2 Advanced framing with studs spaced 24 " o .c . , R;- 10 insulated headers and no isolated cavities which cannot be insulated . Structural panels: All structural sheathing is stamped "Exposure I " or "Exterior " . _._ Page 1 - - . WA1;TSUN, 5 .3 COMPONENT CHECKLIST 02/18/93 FILE: C : \WATTDATA\LD1309 .WS HOUSE ID: LD1309 Windows: ( 2 glaze vinyl 3/4 " air space 181 .5 ft2 ) ( 2 glz .vinyl 3/4"air space ,id 'g dr . 35 .0 ft2 ) ( 2glaze mti . insul w/full light 19 .0 ft2 ) Windows are installed as shown on the approved plans . The rough opening around windows and doors is caulked; sealed . Exhaust fans , spot ventilation: Bathroom fans are 50 CFM , kitchen fans are 100 CFM . Fan ducting has minimal bends and terminates outside of the building . The whole house exhaust fan is between: 100 .0 and 140 .0 CFM . INSULATION INSPECTION Wall insulation: ( R19 ADV Lap Wood 1705 .0 ft2 ) Insulation fills all exterior wall cavities . It is not compressed • and is cut to fit around wires , pipes , and outlet boxes . Recessed fixtures in exterior walls haveHat least R-5 insulation behind them . Vaulted ceiling : ( R30 batt_ Vault:: vented 2x1... 24oc 370 .0 ft2 ) Insulation is installed to the manufacturer recommended density and coverage without. compression . Vapor retarder : 1 .0 perm or less vapor retarder ( e .g . poly . kraft paper , perm rated paint ) is installed on the warm side of insulation in floors , ceilings and walls . A 0 .5 perm vapor barrier is installed on all vaulted ceilings . Recessed lights: Any recessed light fixtures in the thermal envelope are certified under ASTM E-283 and labeled showing compliance , or are sealed around the exterior to he air tight . FINAL_ INSPECTION Crawl space moisture barrier : A six mil black poiYethelene ground cover is installed on crawlspace Floor Insulation : ( R30 vented Joist lboc 56 .0 ft2 ) Insulation is supported in a permanent manner without compression . Crawlspace ventilation: At least 0 .2 Ft2 of net free ventilation is provided in the vented crawlspace . Page 2 _ -- WAT.TSUN, 5 .3 COMPONENT CHECKLIST 02/18/93 FILE : C : \WATTDATA\LD1309 .WS HOUSE ID: LD1309 Pipe insulation: All water pipes in unheated spaces are insulated to ; Hot water : Electric water heater labeled as meeting ASHRAE Standard 90A--1980 or 1987 NAECA . Tank has P--10 non-compressible pad underneath if located over slab or in unconditioned space . Shower heads allow a maximum flow rate of 3 .0 gallons per minute . Doors: (Metal Insul , w/ Raised Panel 21 .0 ft2 ) ( Metal R-5 base case 19 .0 ft2 ) Weatherstripping , threshhold , and doorsweep are properly adjusted and seal well . Ceiling: ( R38 blown Attic STD baffled 983 .0 ft2 ) Insulation is installed to the manufacturer 's recommended density and coverage . Attic access doors are insulated and wee t:.hen st r i peed . Heating system: unknown/ unknown The heating system does not exceed: 69647 BTUs . Ventilation: The ventilation system has been checked for proper operation . If designed for intermittent operation , the system is controlled automatically by a time-of-day timer set to run for a minurnum of eight hours per day . If designed for continuous operation , the system is directly wired to a dedicated circuit in the electrical Panel . Make-up air : A duct provides fresh air directly into the return air plenum of the central forced air heating system . The duct is insulated to R4 if it runs through heated space . A motor--operated damper , located within 36 inches of the air handler , prevents air from entering the plenum when ventilation is not called for . A clock timer operates the designated whole-house exhaust tan , turns on the HVAC air handler , and opens the mechanical fresh ._sir duct damper whenever ventilation is needed . Make-up air : The outdoor intake duct is equipped with a damper that limits flow to 140 .0 CFM under normal operating conditions . • Fireplace/Woodstov e : Combustion air is ducted directly into the firebox . Duct has a cross sectional area of at least 6 square inches and a readily Page3 ----.,_.-•----•----_- --- • WA,TTSUN 5 .3 COMPONENT CHECKLIST 02/18/93 • FILE : C : \WATTDATA\LD1309 .WS HOUSE ID : LD1309 accessible operable damper . Doors are installed and fit tightly . All gas or oil combustion appliances ( except stoves and clothes dryer ) have outside combustion air ducted directly to the appliance . All stoves have an exhaust fare directly over them . Combustion Exhaust : All combustion exhausts are separated by minimum 3 ' vertically or 10 ' horizontally . Radon monitor : Radon monitor supplied to residents . Exhaust duct .insulation: All 'exhaust ducts in unheated spaces are insulated to R4 . Page 4