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APPROVED BLD PLN BLD2021-0672+Mechanical_Plan+5.14.2021_10.26.28_AM+2197172- ----- .� �� � Ma jar Applicable Codes: Vicinity Map DK Systems, Inc. PO Box 886 Burlington, WA 98233 PH 360-755-1555 FX 360-588-2418 Cdd}3.2 System design, Mechanical systems shall be designed to cempty with Sections C403.2.1 and CA43.2-2. Where elements of a building's mechanical systems are addressed in Sedions C443.3 through C44.3.13, such elements shall comply wdh the applicable provisions of these Sedions. C4U 3,2.2 Yerdilatia n an d exhaust CM132.2.1 Ventilation. Ventilation, either natural or mechanical, shall t1e provided in accordance with Chapter4 of the lntermatrortal Mechanics! Code. Where mechanical ventilation is provided, the system shall t1e configured to provide no greaterthan 150 percent of the minimum outdoor air required by Chapter 4 of the lrUernalianal Mechanical Code or other applicable code or standard, whichever h greater. Cd83.3 Equipment selection. Heating and coding equipment installed in mechanical systems shall be sired in accordance wiUl Sedirn C4Q3-3-1 and shall he not less efFcient in the use of energy than as specified in Section C443-32. C4U3.3.1 Equipment and system sizing. The output capacity of heating and cooling equipment shall t1e clot greaterthan that of the smallest available equipment s¢e Ulat exceeds the loads calculated in accordance with Section C403.1.2. A single piece d equipment providing both heating and cooling shall satisfyihis provision for one (unction with the capacity forthe other function as small as possible, within available equipment aptions- Exceptiorla: 1. Required standby equipment and systems provided with controls and devices that allow such systems or equipment to operate automatically only wflen the primary equipment H not operating. 2. Multiple units ofthe same equipment type wiUl combined capacities exceeding Ute design load and provided with controls that are configured to sequence the operation of each unit based on bad- C4113.3.2 HVAC equipment pertarrnance requirements. Equipment shall meet the minimum efficiency requirements of Tables C4113.3.2[1 } through C4[]3.3.2(12] when tested and rated in accordance with the applicable test procedure. Platetype liquid -to -liquid heat exchangers shall meet the minimum requirements of Table C403.3.2(it}}. Gasfired and oil -fired forced air furnaces with input ratings of 22S,t]t70 Btulh [65 kW] or greater and all unit heaters shall also bare an intermittent ignition or interrupted device {IID], and have either mechanical draft (including pourer venting] or a flue damper. A vent damper is an acceptable alternative to a flu: damper for furnaces where combustion air is drawn from the conditioned space. ?JI furnaces wiU1 input ratings d 225,t]t70 BtuR1 {65 kW] or greater, including electric furnaces, that are not located within Ute conditioned space shall have jacket bases not exceeding 4-75 percent of the input raUrtg- Cdt73.4 HVAC system controls. HVAC systems shall be provided wth controls in accordance with Sections C4t73.4.1 through C403.4.1 1 and shall be capable of and cenfgured to implement all required contra functions in this code. CdU3.d.7 Thermostatic controls. The supply of heating and cooling energy to each zone shall be controlled by individual thermostatic oorltrels capable of responding to temperature within the zone. Controls in the same Zane or in neighboring zonesconneded by openings larger than 1 [7 percent of the floor area of either cone shall not allow for simultaneous heatirty and cooling. At a minimum, each Floor of a building shall he considered as a separate zare. Controls on systems required to have economizers and serving singbmnes shall have muhiple cooling stage capability and activate the economizer when appropriate as the first stage of cooling. See Section C4L13.Sforiurther ecertomizer requirements. W here humidthcation or dehumidification or both is provided, at least one humidity control device shall be provided far each humidity contra system. Exceptions: 1. Independent perimeter systems that are designed to offset only buildirty envelope heat losses or gains or both serving one or more perimeter zones also served by an interior system provided: 1.1. The perimeter system includes at least one thermostatic control care for each building exposure having exterior walls facing only one orientation [within +r_45 degrees] [t}.8 cad] for more than 50 contiguous feet (15,240 mm}; 1.2. The perimeter system heating and cooling supply is controlled by a thermostat located within the runes served by the system; and 1.3. Controls are cenfgured to prevent the perimeter system from operating in a different heating or cooling mode from the dher equipment within the zones or from neighboring zones connected by openings larger than 14 percent of the floor area of either Zone. 2. Any interior zone open to a perimeter cane shall have set poirtis and dead bands coordinated so that coaling in the interior zone shall not operate while the perimeter zone is in heating until the interior zone temperature is 5°F (2.8°C] higher than the perimeter Zwre temperature, unless the interior and pi:rimeterZanes are separated by a partition whose permanent openings are smaller than 14 percent dthe perimeter zonefloor area. 3. Dedicated outdoor air units tllat provide reratrla7ar err, make-up air or replacement airfor exhaust systems are permitted to be controlled based on supply air temperature. The supply air temperature shall be controlled b a maximum of 65°F [18-3°C] in heating and a minimum d 72°F (2 2°C} in cooling unless the supply air temperature is being reset based on the status d cooling or heating in the zones served or a being reset based on outdoor air temperalure- l'A83.4.1.1 Heat pump supplementary heat Unitary air cooled heat pumps shall indude mianprooessor ax}ntrols that minim¢e supplemental heat usage during startup, set up, and defrost conddions. These controls shall anticipate need far heat and use cempression heating as the fret stage of heat. Controls shall indicate when supplemental heating is being used through visual means {e.g., LED indicators}. Heat pumps equipped with supplementary heaters shall be installed with controls that prevent supplemental heater operation above 40°F (4.4'G}. Exception: Packaged terminal heal pumps {PTHPs] of less than 2 tons (24,400 Blotter] curling capacity provided with eantrols that prevent supplemerrtary heater operation above 4U'F. C4{13.4.1.2 Dead band. Where used to control bout heating and cooling, zone thermostatic conVols shall he configured to provide a temperature range or dead band d at least S°F [2.8°O] wthin which the supply of heating and cooling energy to- the zone is shut off or reduced to a minimum. t?t83A.1.3 Set paint ovedap restriction. Where a zone has a separate heating and a separate cooling thermostatic mntrcl located within the mire, a limit switch, mechanical stop ar aired digital contra system with software programming shall be configured to prevent the heating set point from exceeding the cooling set point and to maintain a dead band in accordance with Section C403.4-1.2. C4t73.4.1.4 Heated or tooted vestibules. The heating system for heated vestibules and air curtains with integral heating shall be provided wish controls cortTgured to shut affthe source of heating when the outdoor airtemperature is greater than 45°F rr°O]. Vestibule heating and cooling systems shall be controlled by a thermostat boated in the vestibule ax}nfgured to- limit heating to a temperature nil greater than 66°F [16°Cj and ceoling to a temperature nil less than 85°F {29°C}. Exceptions; 1. Control d heating or coaling provided by transfer airthat would otherwise he exhausted. 2. Vestibule heating only systems are permitted to be controlled without an outdoor airtemperature lockout when controlled by a themtostat located in the vestibule configured b limit heating to a temperature not greater than 45°F (iC}where required for freeze protection of piping and sprinkler heads located in the vestibule. Cd43.4.1.5 Hot water boiler outdoor temperature setback control. Hot water hailers that supply heat to the building through one- or two�ipe heating systems shall have an outdoor setback control that krvrers the bailer water temperature based on the outdoor temperature. Cd43.4.1.&Door switches for HVAC system thermostatic oeMr}I. Doors that open to- the outdoors from a canditianed space must have controls configured to do the following once doors have been open for 5 minutes: 1. Disable the mechanical heating to the zone or reset the space heating temperature set pointto 55 °F o less within 5 minutes of the door open enable signal- 2. Disable the mechanical cooling 10 the Zone or reset the space coaling temperature set point to SS °F o more within 5 minutes of the door open enable signal. Exceptions: 1. Building entrances with vestibules. 2. alterations to existing huildings- 3. Loading docks. CdU3.4.2 Cdfhour controls. Far all occupancies other than Group R, each curie shall be provided with thermostatic setback centrals that are contrdled by either an automatic time clock or programmable contra system. 2018 International Building Code with Washington State Amendments 2018 International Mechanical code with Washington State Amendments 2018 International Fire Code with Washington State Amendments 2018 International Fuel Gas Code with Washington State Amendments 2018 Washington State Energy Code 2018 Washington Energy Code Notes C4f)3,d,2.1 Thermostatic setback. Thermostatic setback controls shall be configured to set hack or temporarily operate the system to maintain zone temperatures down to 55°F (13'C} or up to 85°F {29°Cy. C403d.2.2 Automatic setback and shutdown. ArRomatic time Dock krr programmable controls shall be ca atlle d startin and st in the s ern far seven different daft schedules r week and retainin their P 9 oPP 9 Yst Y Pe g programming and time setting during a loss d povrerfor at least 1U hours. Additionally, the centrals shall have a manual override that allows temporary operation ofthe system for up to 2 hours; a manually operated timer configured to operate the system for up to 2 hours; or an occupancy sensor. C4U3.4.2.3 Automatic start and stop. Rutomafrc sled and stop controls shall be provided for each HVAO s ern. The aufamatrc start controls shall be conTi urea to autamaticall ad-ust the daft start time of the Yst 9 Y 1 Y HVAC system in order to bring each space to the desired occupied temperature immediately prior [e scheduled accupanc3r. The automatic stop controls shall he configured m reduce the HVAC system's heating temperature set point and increase the cooling temperature set point by at least 2°F (1.1 °C} before scheduled unoccupied periods teased upon the thermal lag and acceptable drift in space temperature that is within comfort limits-.4t a minimum, the controls shall he a function of the space temperature, occupied and unoccupied temperatures, and the amount of time prior to scheduled occupancy. C4U3.4.2.4 Exhaust system off -hour controls. For all ocuupancies dher than Group R, exhaust systems serving spaces within the conditioned envelope shall be contraled by either an alRomatic time clock, thermostatic cantrels or programmable contra system to operate on the same schedule as the HVAC systems providing (heir makeup air. Exceptions: 1. Exhaust systems requiring continuous operation. 2. Exhaust systems that are controlled by occupancy sensor central cenfgured with automatic on and automatic shutoffwithin i 5 minutes after occupants have left the space- 04U3A.11 Direct digital control systems. Direct digital control i;DDC} shall be required as specifed in Sections C4U3.4-11.1 through Cd03.4.t 1.3. l:dU3.4.11.1 DDC applications. DDC shall be provided in the applications and qualifications listed in Table Cd03.d.11.i- [AU3A.112DDC controls. Where DOG is required by Section C41F3.4-11.1, the 6DG system shall tie capable of all of the falowing, as required to provide the system and mne control logic required in Sections C41f32, C4U3.4-3, G403.5, and C4U3.6.8: 1. Monitoring zone and system demand for fan pressure, pump pressure, heating and railing. 2. Transferring aorta and system demand information from zones to air distribution system controllers and from air distribution systems to heating and cooling plant ctrntralers. C483A.11,3 DDC display. Where DDC is required by Section C403.4.11:1 for new buildings, the DDC system shall be capable of trending and graphically displaying input and output pants. C4U3.5.1 Integrated economizer contra. Economizer systems shall be integrated with the mechanical cooling system and he configured b provide partial coding even where additional mechanical coaling is required to prouide the remainder of the cooling load. Controls shall nil be capable of creating a false load in the mechanical coolie s ern b limitin or disahlin the economizer or a outer means such as hot as 9 Yst Y 9 9 nl+ � 9 b s exce at Ute lowest sta of mechanical collie . YPas � Pt ge 9 Units that include an air economizer shall compty with the falowing: 1. Unit controls shall have the mechanical cooling capacity control interiodked with the air economizer certtrels such that the outdoor air damper is at the 100 percent open position when mechanical cooling is on and the outdoor air damper does not begin to close to prevent coil freezing due to minimum compressor run time until the leaving air temperature is less than 45'F {7°C]- 2 Diced expansion (DK} unds with cooling capaciy fi5,fl00 BlufH {19 kW} or greater of rated capacity shall comply with the fallowing: 21. DK units that control the rapacity of the mechanical cooling directty based on occupied space temperature shall haue not fewer than two stages of mechanical cooling capacity. 2.2. Other DK units, including Utose that cantrnl space temperature by modulating the airflow to the space, shall he in accordance with Table C403.5.1. C403,5,3. Air economizers. Air economizers shall comply wdh Sections C403-5.3.1 through C403-5.3.5. CdU3.5.3.1 Design caparaty. Air ecertom¢er systems shall tie co-nfigured to- modulate oandoersrrand return air dampers to provide up to 10[] percent d the design supply air quantity as orvtdnorarrfor cooling. C4U3.5.32 Control signal. Economizer centrals and dampers shall be configured to sequence the dampers wiU1 mechanical calling equipment and shall nil t1e controlled by only mixed air temperature..Air economizers on systems with cooling capacity greater than 65,000 Bluth shall be configured to provide partial cooling even when additional mechanical cooling is required to meet the remainder of the cooling kaad. Exception: The use d mood air rem perature limit control shall be permitted for systems that are both controlled from space temperature [such as single zone systems] and having coaling rapacity less Ulan ss,aoo Blum. C41}3.5.3.3 Highaimit shutoff. Air eeartomizers shall be configured to automatically reduce olRdausir intake to the design minimum outdoor air quantity when outdoor air intake will no longer reduce cooling energy usage. High -limit shutoff control types shall be chosen from Table C4L13.5.3.3. High -limit shutoff control settings forthese control types shall be those specified in Table C403.5.3.3. C403.5.3.4 Relief of excess outdoor sir. Systems shall be capable d relieving excess outdoorarrdudng air economizer operation to prevent over�ressurizing the building- The relief air oWet shall be located to avoid recirculation into the building. C41J3.5.3.5 Economizer dampers. Return, exhausflrelief and outdoor air dampers used in economizers shall comply with Section 0443.7.8. C4113.5.5 Economizer fault detection and diagnostics {FDD}. Air�ooled unitary direct -expansion units with a cooling capacity of 54,00U Btulh orgreater listed in Tables C403.3.2(1] through CA03.3.2{3}that are equipped with an economizer in acoordartce with Section CA03.5 shall include a fauU detection and diagnostics [FDD} system. C483.7 Yentilatien and exhaust systems. In addition b dher requiremerds of Section C4t13 applicable to the provisions d ventilation air or the exhaust of air, ventilation and exhaust systems shall be in accordance with Sedions G483.7-1 through Cd03.7.8. C443.T.8 Shutoff dampers. Mechanical openings shall be provided with shutoff dampers in accordance with Sections C4U3.7.8.t through C4iF3.7.8.4. C483.7.8.1 Shutoff dampers for building isolaflon.0utdocr air supply, exhaust openings and relief outlets and stairway and elevator hoislway shaft vents shall be provided with Class I motorized dampers. See Sections C443.10.1 and C403.14.2 for ductwork insulation requirements upstream and downstream of the shutoff damper. Exceptions: 1. Gravity [nonmotodzed] dampers shall be permitted in lieu of motorized dampers as fellows: 1.1. Relief dampers searing systems less than 5,000 cfln total supply shall be permitted in buildings less than three stories in height. 1.2. Gravely {nonmotodzed] dampers where the design outdoor air intake or exhaust capacity does not exceed 400 cfln [18B Lfs]- 1.3. Systems serving areas which require continuous operation for 24f! occupancy schedules. 2. Shutoff dampers are clot required in: 2.t. Combustionairirttakes- 2.2. Systems serving areas which require continuous operation in animal hospitals, kennels and pounds, labaatades, and Group H, I and R occupancies. 2.3. Subdud exhaust systems or dher systems that are required to operate continuousty by the ltaferrratrorre! Mechanical Code- 2.4. Type I grease exhaust systems or other systems where dampers are prohibited by the ltatemationa! Mechanrca! Code to be in the airstream- 2.5. Unconditioned stairvrells or unconditioned elevator hoistway shafts that are only connected to unconddioned spaces. C4U3.7.8.2 Shutoff dampers for return air. Return air openings used for airside economizer operation shall be equipped with Class I motodzed dampers. C443.7.8.3 Damper leakage rating, Glass I dampers shall have a maximum leakage rate of4 ef1rr711� [24.3 Lfs x m�} at 1.0 inch water gauge {w.g.} {2dff Pa}when tested in accordance with AMCA 580D and shall fie labeled fry an approved agency far such purpose. Gravity (nonmaortzed} dampers shall have an air leakage rate not greater than 20 cfrrtf8� where not less than 24 inches (fi10 mm} in either dimension and 48 dmfft= where less than 24 inches in either dimertsbn. The rate of air leakage shall be determined at 1.4 inch w.g. [2d9 Paj when tested in accordance with AMCA SfdOD for such purpose. The dampers shall be labeled by an approve agency. Gravity dampers far ventilation air intakes shall [x: protected from direct exposure to wind. Port of Edmonds - 170 Building 170 West Dayton Edmonds, WA Exceptions: 1. Gravity [nonmtrtorized}dampers are not required to be tested to verify the air leakage rating when installed in exhausts terns where the exhaust ca act does not excced 40[7 cfln 189 Lis and Ys P tY [ ] the gravity damper is provided with a gasketed seal. 2- Motorized dampers on return air openings in unitary packaged equipment that have the minimum leakage rate available from the manufacturer. C4U3.7.S.d Damper actuation. Outdoor air intake, relief and exhaust shutoff dampers shall be installed with au[❑matrc centrals configured to cbse when the systems or spaces served are not in use or during unoccupied period wane -up and setback operation, unless the systems served require outdoor a exhaust air in accordance with the frlfemational Meehanlcal Cade orthe dampers are opened to provide intentional econom¢er coding. Stairway and elevator hoistway shag vent dampers shall be installed with automatic oonvols configured [o open upon tl1e activation of any fire alarm initiating device of the building's fire alarm system orthe interruption of power to the damper. C4U3.8,5 Fan controls. Cantrnls shall he provided far fans in accordance wiU1 Section C403-8.5.1 and as required for specific systems provided in Section C403. C4U3.$,5,1 Fan airflow control. Each cooling system listed in Table C-003-8.5-1 shall be designed to vary the indoor fan airflow as a function d load and shall comply with the folbwing requirements: 1. Direct expansion (DX] and chilled water cooling units that centrd the capacity d the mechanical coding d irectty based on space temperature shall have not Ferrer Than two stages of fan control. Low or minimum speed shall not be greater than 66 percent of full speed. At low or minimum speed, the fan system shall draw nd more than 44 percent of the fan power at full fan speed. Low or minimum speed shall be used during periods of bw cooling load and ventilation-0nly operation. 2- - - Other units irx:luding DJf cooling units and chilled water units U1at control U1e space temperature by modulating the airflow to the space shall have modulating fan contra. Minimum speed shall be clot greater than 50 percent of full speed. At minimum speed, the fan system shall draw no more Ihan 3ti percent of the power at Tull fan speed- Low or minimum speed shall be used during periods of low coding load and ventilation-0nlycperation- 3. Units that include an airside econom¢er in accordance with Section C443.5 shall have na Ferrer than two speeds of fan contra during econom¢er operation. Exceptions: 1. Mtrdu toting fan control is not required for chilled water and evaporative cooling units with fan molars of less Ulan 1 hp (U.746 kW}where the units are eat used to provide ventilation air and the indoor fan cycles with the load. 2- Where the vol ume d outdoor air required to comply with the ventilation requirements of the lnterrrefionaf Mechanics! Code at low speed exceeds the air that would be delivered at the minimum speed defined in Section C403.8.5, the minimum speed shall be selected to provide the required venGiaGorr sir - Table C4D3.8.5.1 Fan Control Mechanical Cooling System Fan Motor Cooling Type S� Capacity 6X coolie An x d2,aGm 6hifh Chilled water and evaporative 2'l. hp Rrry ccolirg C443.74 Construction of HVAC system elements. Ducts, plenums, piping and other elements that are part of an HVAC system shall be constructed and insulated in accordance with Sedions fi103.14.1 through C443.14.3-1 Cd83.78.1 Duct and plenum insulation and sealing. C4113.14,t,t Ducts conveying outdoor air. Ducts, shafts and plenums conveying outdoor airfrom the exterior of the building to the mechanical system shall meet all air leakage and building envelope insulation requirements of Section C462, plus building envelope vapor control requirements frcrrl the lratemalionai Building Code, extending continuously from the building exteriorto an automatic shutoff damper or heating or cooling equipment. Far the purposes of building envelope insulation requirements, duct surfaces shall be insulated with the minimum insulation values in Table C403.10.1.1. Duct surfaces included as part of the building envelope shall riot be used in the calculation of maximum glazing area as described in Section C4(12.4.1. Exceptions: 1. Outdoor air ducts serving individual supply air units with less than 2,f3U[] tTfn of total supply air capacdy, provided these are insulated to the minimum insulation values in Table C443.14.1.1. 2. Unheated equipment rooms with combustion air louvers, provided they are isolated from conditioned space at sides, top and bottom of the room with R-11 nominal insulation. TABLE t:483.1U.1.1 OUTDODR AIR DUCTWORK INSULATION M inimrm, Ins�lled Duct DuctLocatianand Climate AirFlow Duct Notes system Use Zane Insulation R-value {r Inside conditioned See � n C403.1f1.1.1 space and upstream of 4C and far addidonel Outdoor A.ir aufoma3ie shutoff 56 2 2861] CFM R 18 requirements damper Inside conditioned space and davmstream Outdoor Air of autcvnah�cshutoff 4C 228Q9 GFM R-B da roper lA HVAC unit or roam See Exception 1 io OuufaorAir Inside conditioned 4C and <2iiG6CFM R-7 SecHonC403.1f}.1.1for space 56 additional deterh C4U3.10,1.2 Other supply and return ducts .All other supply and return air ducts and plenums shall toe insulated witlt a minimum of R� insulation where located in unconditioned spaces, and where located outside the building with a minimum of R$ insulation in Climate Zone 4 and R-12 insulation in Climate Zane S. Where located within a building envelope assembly, the duct or plenum shall be separated from the building e:Rerior or unconditioned or exempt spaces by minimum insulation value as required for exterior walls. by Section C4U2.1.3. Exceptions: 1. Where located within equipment. 2. Supply and return ductvrork located in unconditioned spaces where the design temperature drfierence between the interior and exterior of the duct or plenum does not exceed 15°F (8°C}and insulated in accordance with Table C4U3.14.1.2. Where located within conditioned space, supply ducts which convey suppty air at temperatures less than 55°F or greater than 10S°F shall be insulated with a minimum insulation Rvalue in accordance with Table Cd03-10-1.2. Exception: Ductwork exposed to uiewwithin a tare that serves thak zone is not required to be insulated. W here boated wdhin conditioned space, return or exhaust air duds that convey return or exhaust air dovmstream of an energy recovery media shall be insulated with a minimum i7-value in accordance with Table C4A3.1 t}.1.2. All ducts, air handlers, and filter boxes shall be sealed. Joints and seams shall comply with Section fiU3.9 of the lmfernatiorlal Mechanical Cate. sly FSCM NO TABLE C4U3.7U.1.2 SUPPLY, RETURN, F>tHAUST, and RELIEF AIR DUCTWORK INSULATKN Minimum Climate Installed Duct system Duct Location and Use Qud Note° Zone InsuWtion Rvalue �° Supply Air or Re -urn Ouisidethe building {ou6doors and 4C R� See Section C4t73.16-12 fur Air exposed to weather dells Supply Air a Return Unconditimed space {enclosed but 4C and See Section C403.10.1.2 for Air not in the building candgimed 56 R� demis envelope] Unconditioned space whew the dud See IMC 5ectim 803.12 for Supply Air a Return conveys air that is w'dhin 15`F d Hie 4C and R-3 S additcnel requirements for Air air n-vnperaWre dthe su nnundir� 56 condensatim contra a[ unconditioned space ductwork where located in a but klieg envelope Dud a plenum is separated Supply Air a Return assembly 4C and R 15 from building envelope Air 56 assemby with the minimum insulation value WiHrin aandkioned space �h�here [he 4C and See Sedion C4tl3.1e.1.2 for Supply Ric supply duct conveys air -ha- is less 56 R-3.3 dole its than 55'F or greater then 1�5=F wihin cardiHoned space Heat Hie duct See Section C493.1e.1.2 for Supply Air directly serves where the supply dud 4C and None dole its conveys air that is less than 55°F or 5B greaterthan 1U5'F within cand�oned space where the Supply Rir supply dud conveys airlhel555°F 4C and None orgmater end 1n5 °F or less 56 wihin card�oned space, Return or Exhaust dovmsbeam of an erergy recovery 4C RA Air media- upstream d an ar.doma8'c shumiFdamper RelieF or Exhaust Air Conditioned space and downstream of 4C and R-'9 an sumrrreHc shutoff damper 56 C4if3.1tJ.2 Duct cortatrudion. Dudxrork shall he constructed and erected in accordance with Ute lnternatiorral M�hanreal Gcade. C483.10.2,1 Low�ressure duct systems. Longitudinal and thans+rerse joints, seams and axlnnections of su I and return ducts o eratin at a static sauce less than a ual to 2 inches water a w. . 500 PP Y P 9 Pre eq gaug [ g } { Pa shall he secure fastened and sealed with welds askets mastics adhesives mastic- } ty 9 � I 1, plus emtledded- fabric systems ortapes installed in accordance with the manufacturer's installation irtsWdions. Pressure classifications specific to the duct system shall be cleady indicated on U1e constmction documents in accordance with the lnternationai Merhatarca! Code- Exception:Continuouslywelded and locking -type longitudinal joints and seams on ducts operating at static pressures less Ihan 2 inches water gauge {w.g-] [SIX} Pa] pressure class�cation- C403.10.3.1 Protection of piping irtaulaflon, Piping insulation exposed to weather shall be protected from damage, including that due tkr sunlight, moisture, equipment maintenance and wind, and shall provide shielding from solar radiation that can cause degradation d the material. Adhesives tape shall not be permitted. C4U3.13 Cammissionin9� Mechanical systems shall be commissioned in accodance with Section CdUB Tag Make Model Ex. RTU-S-'I Carrier 50YC�130 New RTUS-'I Trane 4�::�CCd030.A Ex. RTU-5-2 Carrier 50YC130 New RTU-5-2 Trane 4�:".�OC�030.A Ex. RTU-5-3 Carrier 50YC130 New RTUS-3 Trane 4�:".�OC�030.A Ex. RTU-S-� Carrier 50YC124 New RTU 5-4 Trane ��:�.�CC�02�.A'I OOO.A Ex ODU-5-5 Carrier 38YfCBQ3Q Ex IDU-5-5 Carrier �O.AQ030 New ODU-5-5 Tone 4T:".�R4Q30O New IDU-5-5 Trane TEtti�1`�.AOB30 Ex ODU-S-B Carrier 38YfCBQ�lB Ex IDU-S-B Carrier �O.AO0�18 New ODU-S-B Trane 4T:".�R4Q�18O New IDU-S-B Trane TEtt�1�.AOB�18S Ex. RTU-5-7 Carrier 50YC124 New RTU 5-7 Trane 4'.'�CC�02�.A�I OOO.A Ex. RTU-5-8 Rheem RJI�A036 New RTU 5-8 Trane 4'.'�CC�03B.A'I OOO.A �� , �£�� �� � qs FAarina 9each ��BS C D D C V >� �°''�i st Edmonds 5otJnrYer TYa{n 5fdtlorr w DayRon st � �� w w dt �170 W tos a � aayton St � HOIty fir Hornela� Qr Hemlock Way �Erben �r SeamontLn _ 1 wy �` - �- °* Mekah� 1° .�+ � 3 d * � � � vt p m Ydil � > a � Elms � � £ �� ry ELm 5[ r{,ihlicomb P! S c _� S � O O � d ]f lout shah fad 141E {e'w'� Sprague St ,�� m �`�� } f�fi tek z Bell St 6ellSt Male St Maple 5t Alder Sk Walnut 5# Cedar 5t Spruce 5t Hemlock St Laurel 5t � „� PiD2 St � � L Q n m s d, a r+ rt � wn � � � C 1p � fL '� � G Elm �t Elm V4$'� 73th tiyay SVf 14th St SY�f ■ E ui meet Schedule tip Voltage Phase Heating BTU output fooling BTU output Min OA Max OA Besign Airflow Efficeney E �P Min ckt amp. Max poteetion Area serving Filters VYeight 208 'I 2.5 ton unit 2.5 tan unit hJote 5 hJote 5 'I.000 - hJote � Existing ex. 30i30 Suike 204 merv8 320 208 'I 27.200 30,�00 Nate 5188 Nate 51 95 'I.000 - Nate � 'I � Seer18 HSPF 0.5 26 1 22.6 30i35 SLlike 204 2" merv8 335 208 � 2.5 ton unit 2.5 tan unit hJote 5 hJote 5 �I.000 - hJote � Existing ex. 30i30 Suike 201 merv8 320 208 'I 27.200 30,�00 Nate 5188 Nate 51 95 'I.000 - Nate � 'I � Seer18 HSPF 0.5 26 1 22.6 30i35 Suike 201 2" merv8 335 208 � 2.5 ton unit 2.5 tan unit hJote 5 hJote 5 �I.000 - hJote � Existing ex. 30i30 Suike 201 merv8 320 208 'I 27.200 30,�00 Nate 5188 Nate 51 95 'I.000 - Nate � 'I � Seer18 HSPF 0.5 26 1 22.6 30i35 Suike 201 2" merv8 335 208 � 2 tan unit 2 ton unit hJote 5 hJote 5 800 - Note � Existing ex. 30i30 Suike 206 merv8 320 208 'I 22.000 2�,600 Note 5 ! 70 Note 5 ! 80 800 - Note � 'I � SeerlB HSPF 0.5 19.E ! 23 30i25 Suike 206 2" merv8 328 208 � 2.5 tan Split HP 2.5 tan Split HP hJ.A hJ.A N.A Existing N.A �19 30 Suike 103A N.A 199 208 'I 2.5 tan .Air handler 2.5 ton .Air handler Note 5 Note 5 'I.000 - Note � Existing ex. 33.8 �5 Suike 103A merv8 69 208 � 27.80Q 28,Q00 hJ.A hJ.A N.A �14 Seer18.5 HSPF N.A �17 25 Suike 103A N.A 210 208 'I indoor indoor Note 5 ! 88 Note 5 ! 95 'I.000 - Note � 'I � Seer18.5 HSPF 0.5 28 30 Suike 103A 2" merv8 110 208 � 1.5 tan Split HP �1.5 tan Split HP hJ.A hJ.A N.A Existing N.A �13 20 Suike 10�C N.A 139 208 'I '1.5 tan .Air handler '1.5 ton .Air handler hJote 5 hJote 5 'I.000 Note � Existing ex. 2'1.5 30 Suike 10�C merv8 100 208 � 17.20Q �18.Q00 hJ.A hJ.A N.A �� Seer18.5 HSPF N.A �12 20 Suike 10�C N.A 1�1 208 'I indoor indaar Note 5 ! 55 Note 5 ! BO B00 Note `� 'I � Seer18.5 HSPF 0.5 27 30 Suike 10�C 2" merv8 110 208 � 2 tan unit 2 tan unit hJate 5 hJate 5 800 - Nate � Existing ex. 30i30 Suike 202 merv8 32Q 208 'I 22.000 2`�.800 Note 5 ! 70 Note 5 ! 80 800 - Note � 'I � SeerlB HSPF 0.5 '19.� ! 23 30i25 Suike 202 2" merv8 328 208 3 3 tan unit 3 tan unit Nate 5 Nate 5 '1.200 -Nate 4 Existing ex. 25i25 Suike 202 merv8 48Q 208 3 32.400 36.000 Note 5 !'I'15 xJote 5 !'12C '1.200 - hJote � 'I � Seer18 HSPF 0.5 '18.�12� 25i25 Suike 202 2" merv8 372 Note 'I: New rooftop units 5-'I, 5-2, 5-3, 5-4, 5-7, and 5-8 are package heat pumps with high efFcient, la�vV� leak. modulating economi;xers - 5-5 and 5-B are split system heat pumps Nate 2: During occupied made the outside air damper will be at min. position. During unoccupied made the alltdaar 81r damper will be closed _ Note 3: Functional test all systems and provide a commissioning report as per'r��SNREC section C408 Nate d:.Air balance main airflawta within +-10°�a of existing H�'V�.AC unit -Confirm existing before rema'Ving Note S:.Air balance outside airflow to within +'10°!fl of existing H�}.AC unit- Confirm existing before remoaing Nate 6: Install P trap an condensate aisle Note 7:.All new equipment will have an economi;xer with low leak damper and pressure relief damper title 24 economi=er} Nate 8: Outside air shall be Insulated to R-� min. Note 9: Supply and return air outside of the building envelope shall be insulated to R-8 min. Nate '10: Supply air inside of the building envelope but eat in the canditianed space shall be insulated to R-6 min. Note ��:.AII heat pumps will be equipped with controls that limit supplementary heat use during normal operation. These centrals will use campressar as first stage of heat and supplementary heat as second stage heat. Thermostat will indicate when supplementer} heat is in use. Thermostat will be equiped with an outdoor air sensor and will prevent supplemental heat operation when ambient temperature is shave 40-F. Nate 8: Per 20�18 International existing building code, 70B.2.Additian ar replacment of roofing ar replacement of equipment- New H�}.AC equipmentw Nate 9: t`.Ie�Jv�lexlsting equlpmentwelghts abo:`'e Nate �10: T: Ne���Thermostatfor all replaced equipment-7 day programmable thermostatwith min. 5 degree deadband and outdoor temp sensor Outside air talcs: RTU-S-�I. 5-2. 5-3. IDU-5-5 -Offce 8Q0 square feetx .QB min.'Ventilatian rate + 8 person x 5 CFty1 per person = 88 CFt41 total outside Outside air talcs: RTU-S-�. 5-� -Office B00 square feet x .OB min. 'Ventilation rate + B person x 5 CFt,+1 per person = BB CFtti�1 total outside air each min. Outside air talcs: RTU-5-6 -Office 5Q0 square feetx .Q6 min. a'entilatian rate + 5 person x 5 CFty1 per person = 55 CFtti�1 total outside air each min. Outside air talcs: RTU-5-8 -Office 'I.000 square feetx .OB min. ventilation rate +'10 person x 5 CFt,+1 per person = 'I'10 CFtti�1 total outside air each min. DWG NO M-1 REV DRAWN Kevin (ISSUED 4-30-2021 (SCALE '� /4t1 - '� l_Ol1 HVAC Notes/Schedules SHEET 1 OF 4 _� �`+ DK Systems, Inc. PO Box 886 Burlington, WA 98233 PH 360-755-1555 FX 360-588-2418 Parking N HVAC Roof Plan Existi Parking Parking Parking NorPs: ATTAGW MOUNTINC-� BRACKET TO ROOF CURB BI=FORE MOUNTING EQUIP. ATTACH MOUNTING BRACKET TO INSIDE TOP OF ROOF CURB A5 SHOWN U51NG 4 TEK SCREWS. AFTER MOUNTING EQUIPMENT ON ROOF CURB, ATTACH BOTTOM OF BRACKET TO CiASE RAIL OF EQUIP. AS SHOWN USING 4 TEK SCREW WARpWARE PAC,KA6E: 1 (4) 10 GAUGE STEEL ATTAGWMENT SRAGKETS A5 MANUFACTURED BY AES-ING. PHON)=: 800-�86-0402 OR EQUIVALENT. (32) +�10 TEK SCREWS {2) BRACKETS ON EAGW LONG SIDE OF GURE3, EQUALLY SPACED. BRACKET LOGATIOP (TYPICAL OF 4) SCREW LOCATIONS {TYPICAL OF 8) EQUIPMENT PLAN ROOFTOF7 UNIT OR FAN NEOPRENE GASKET WOOD NAILER TEK SCREW (TYPIGAU WOLD DOWN BRACKET, 5EE BLOW-UP BELOW ROOF CURB ROOF MEMBRANE 8 INSULATION. ��.r,,,., '�-Roo>= HECK BRACKET GLOW -UP BTU HdLC� ll0�lN B��GK�T � R��i.l �� ate: oai0ino R1 M�GHAN.iG,4l� r`L�iV Mechanical and �' VML.� Electrical Engfieers© Pfa�NO.—igi��4 VV � rr*,,�w +�Rlr RE�11F�R �Y r ---� racoFroP urIIT 1� — �T,4Y G�E�+12 � ,{,iC3 FLJIJI� POR GLEAJ�pL�T s P!'�L�a+"5lIGE � PITGI+ WITH R?F �IF � TEH�+TE A� PIPE SUf'F'ORr 11F�D �1` �OIC.AL A17,1�T �Ei t�Et�UI�ED F�2 � P�P�IDIGLA-+erR LIRE I�OOF7F� �lhl�7 ����� PIF'IhlC� �E7�,1� ti�7 1� � E OHP 1 Mounting Detail REFRIGERANT LINES 24 GA. GL4V FLASHING CAP — 1-1/2" Existing Roof Jack For Refrigeration lines RDVIQE ALUMINUiA JACKET AR IPE INISULATION. RIVET do SOLaER ALL JOINTS WATERTIGHT L2" LAG BOLT II 16 GAUGE SHEEP METAL HOUSING OLT TO UNISTRUTJ wITH FLASHING MOPPEb INTO ROOF LARGE ENOUGH FOR REF_ 1— 2" ANGLE PIPING AND CONTROL 1NIRING SCR ED TO SLEEPER SEAL wfR1ASTIC ROQFING # BOL D Ta DECK MATERIAL. PROVIDE W�' WEEP �2 EA P SLEEPER] HOLE. car~IOEr�sINc urvlT UNISTRUT L—BRACKET 2" UNISTRUT STRUCTURE (4 TYP] W� NEOPRENE PAD NAIL � 8"O.G SUPREMA REINFLORCING PL' SET IN MASTIC SUPREMA CAP SHEEP TQRGHEa T4 WALL PROVIDE TRAFFIC PAD TO ISaLATE E4PT FROM ROOF MOUNT 4"x4" TREATED Vw'OOd RAIL, PROVIDE ADQIl1ONAL SUPPORT TO MOUNT CONDENSING UNIT LEVEL. SECURE TO wOOD. PROVIDE MASTIC TD TACK oowN_ Existing curbs for outdoor unit ISSUED 4-30-2021 SCALE HVAC Plan SHEET 20F4 �4 � DK Systems, Inc. PO Box 886 Burlington, WA 98233 PH 360-755-1555 FX 360-588-2418 N Parking HVAC 1 St Floor Plan _______________________________________________________________ L_______________________________________________________________ Afr Handler Mounting Parking Rpp- T i'P ,� �r.4G'+5' �� s ��eUc�u�s�� ����r� J7�+"f66JP,5. !� G.�. UNlS Tl2t1T SUPPOF'T C'hlr4 NEf F2G6BE1@ f�t�l.4 Tt�IP -- T 7'P �+��s�r .�r�e � �ucr�x �ar�e ���r �L��C G`D+1+EG` ��12� .4 �F fYIN .. �}CT��PN,4L Ff� TEJ� I2r4G'K VENT IF RE UIREd BY CdDE AHJ TO 4UT$IDE�Dd NQT CCkJNE T TO ANY $EWER VENT] PRd�1D CLEAN4UT5 IN TURNS ENDS dF PIPE. $LOPE RIPE PER CORE. 5EE PLAN(5} FdR 51ZE. � CONNECT TO EOlJIPr,�ENT �dJpEN$kTE pRAINS-TRAP RE�JIREp INSTALL PER FAANUF.fC9DE REQUIREh1ENT� PIPE MATERIAL SHALL t3E PER THESE PLANS AND dR PER CODE. USE DtiNV FITTIN $ IF RE4UIRED BY CODEfAHJ. 615CHARGE AS ALLOwE6 BY eoDE. NOTE$_ 1. F&I ALL W[]RI{ PER CODE AN6 AHJ REQUIREMENTS EvEN IF N4T SPECIFICALLY SHd1vN. 2. ALL PIPES SHALL BE RIGI6LY SUPPORTE6 AND ALL SUPPORTS &PIPES SHALL BE f.�dUNTEa OFF THE FLIDDR FdR GLEANINC� PURPd5E5_ TYPICAL �0[V�ElATE DRI�IIV DETAIL NT5 NOTE: SCHEMkT1C - AdAPT AS NEEDEd FDR EICACT SITUk110N_ ISSUED 4-30-2021 SCALE HVAC Plan SHEET 30F4 DK Systems, Inc. PO Box 886 Burlington, WA 98233 PH 360-755-1555 FX 360-588-2418 West Elevation Port of Edmonds — 170 Building 170 West Dayton Edmonds, WA � Elevation �'� � �# .. .L� M � �; � r � �/ F .J ,. = s-. � � � - � — � � -, -�:� FSCM NO BLDG 170 Elevations �! � _. _ .. E� _ .'� �.- a �� � � r �: East Elevation r.'a South Elevation ti .s'� ` � � - � �; � DWG NO M -4 REV (DRAWN Kevin ISSUED 4-30-2021 � SCALE Building Elevations SHEET 40F4