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BLD2024-1478+MECH CALCS+11.8.2024_4.06.53_PM+46108402021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com Project: Edmonds Medical Pavilion - Suite 100 TI - 2021 WSEC 7320 216th Street Suite 100 Edmonds, WA 98026 Date: 2024-11-08 Applies Code Section Code Provision Compliance Information Required In Permit Location in Building Department Documentation Documents Notes SCOPE C103.6.3 Construction For a shell & core or tenant space (first build - documents - General out) project, indicate if there is no mechanical scope included in the project. YES C103.1 Construction For an alteration project, indicate if there is All plans documents - General no mechanical scope included in the project. PERFORMANCE CRITERIA & SYSTEM DESIGN NA C403.1 Exempt process Identify equipment used by manufacturing, equipment industrial or commercial processes that are not for space conditioning or maintaining comfort and amenities for occupants; identify provisions applicable to this equipment per C403.1 exception C403.1.1 HVAC total system For systems serving office (including medical performance ratio office), retail, library, or education (TSPR) occupancies, or serving R-2 dwelling units or common areas, provide a TSPR report that demonstrates the proposed design ratio is equal to or greater than the standard reference design ratio, or exception applied YES C403.1.2 Calculation of heating Provide load calculations in accordance with M601 and cooling loads ASHRAE Std 183 or equivalent, using design parameters per C302 and Appendix C; include load adjustments to account for energy recovery NA C403.1.3 Data centers Provide documentation that demonstrates that data center systems comply with the maximum allowed Design MLC and Annualized MLC per ASHRAE 90.4-2019. YES C403.2.1 Zone isolation If there are HVAC zones that are intended to M101, M501 C403.4.2.2 be occupied non -simultaneously, identify isolation zone areas on plans; if multiple zones intended to be occupied simultaneously will be combined into a single isolation zone, include on plans that the combined zone area does not exceed 25,000 sf and does not include more than one floor; or exception applied YES C403.2.1 Zone isolation Indicate locations of associated zone isolation M101 C403.4.2.2 dampers in HVAC and DOAS distribution systems and exhaust systems YES C403.2.1 Zone isolation Refer to 14VAC Controls section in M501 C403.4.2.2 Requirements List for applicable automatic setback and shutdown controls requirements Page 1132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com EQUIPMENT SELECTION & PERFORMANCE NA C403.3.2.6 Electric heating / Verify all packaged and split electric cooling equipment equipment with > 6,000 Btu/h cooling capacity and any amount of heating is a heat pump with reverse -cycle defrost and operates in heat pump mode when outdoor air temperature is > 25 degree F; include in equipment schedules NA C403.3.2.6 Electric heating / Verify electric heat in the main supply duct cooling equipment before VAV boxes served by cooling only systems > 6,000 Btu/h is a heat pump with reverse -cycle defrost and operates in heat pump mode when outdoor air temperature is > 25 degree F; include in equipment schedules. NA C401.3 HVAC Heating Fuel For all heating equipment, identify whether it C403.1.4 qualifies for the C403.1.4 general prescriptive path, a C403.1.4 exception, or for the C401.3 Fossil Fuel Heating path; for equipment qualifying for the C403.1.4 general prescriptive path by exception, document the exception and provide supporting information NA C401.3 14VAC Heating Fuel For projects with equipment utilizing the C403.1.4 C401.3 Fossil Fuel Heating path, provide an C406.1 accounting of the total heating capacity and the C401.3 equipment heating capacity for each distinct area utilized in the C406 calculation. NA C403.1.4 HVAC Heating Fuel, To qualify for exception 2, provide a list of exception 2 Dwelling each separate space in the dwelling or sleeping and sleeping units unit, indicate the number of exterior walls the space has, the presence of fenestration, and the allowed watts; document the heat provided in each space is below the allowed capacity in the space NA C403.1.4 HVAC Heating Fuel, To qualify for exception 5, provide exception 5 Air-to-air documentation that the heat pump is sized to heat pumps meet the heating load at an outdoor air temperature < 32°F and has a ratio of heating capacity at 47°F to supplemental resistance heat capacity _ 2.0 in zone 4 and _ 1.0 in zone 5; indicate unit control by either a thermostat designed for heat pump use, a multistage thermostat with an outdoor air temperature thermostat wired to energize supplemental heat only on the last stage or heating and when the outdoor air temperature is <32°F, or equipment is NAECA rated with integral control Page 2132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C403.1.4 HVAC Heating Fuel, To qualify for exception 6, provide exception 6 Air -to- documentation that building heating is water heat pumps provided by air -to -water heat pumps with a heating capacity _75% of the design heating load at 29°F; indicate controls configured to lock out supplemental heat when the outdoor air temperature is _36°F unless the hot water supply set point has not been maintained for 20 minutes; indicate controls configured to use the compressor as the first stage of heating down to the compressor minimum rated temperature except during start up and defrost NA C403.1.4 HVAC Heating Fuel, To qualify for exception 7, provide exception 7 Ground documentation building heating provided by source heat pumps ground source heat pumps; ; indicate controls configured to lock out supplemental resistance heat when the source -side entering water temperature is _42°F unless the hot water supply set point has not been maintained for 20 minutes; indicate controls configured to use the compressor as the first stage of heating; indicate the ground source heat exchanger shall be sized so heat pump annual output is _70% for the total annual heating output based upon the final year of a 30-year simulation using IGSHPA listed software NA C403.1.4 HVAC Heating Fuel, To qualify for exception 8, document the exception 8 Small capacity or area served for the electric systems resistance and fossil fuel systems and demonstrate that it is <_ 5% of the building total heating capacity or area NA C401.3.6 Electrification For all equipment following the fossil fuel readiness path, indicate on plans that spare electrical branch circuit and service entrance conduit is installed and sized to support future conversion of fossil fuel heaters to heat pumps; indicate on plans additional room in the electric room and transformer rooms and vaults be provided and sized to accommodate future service upgrades for conversion of all fossil fuel equipment to heat pumps. NA C403.3.1 Equipment and Indicate that output capacities of heating and system sizing cooling equipment and systems are no greater than the smallest available equipment size that exceeds the calculated loads; note exceptions applied NA C403.3.2 HVAC equipment Provide equipment schedules on plans and in C403.9.1 performance WSEC mechanical equipment compliance requirements reports; indicate equipment type, calculated (efficiency) loads, capacity, rated and WSEC minimum efficiencies for all heating and cooling equipment; include supply and ventilation air cfms and operating hours for all air systems; identify heating and cooling equipment that does not have a corresponding WSEC minimum efficiency (manufacturer rated) Page 3132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C405.8 Electric motor List all motors _ 1/12 hp (that are not integral efficiency to a rated piece of equipment) in the mechanical or electrical equipment schedules on plans; indicate motor type and applicable efficiency table, hp, rpm, number of poles and rated efficiency, or exception applied NA C403.3.2.1 Gas and oil -fired For gas and oil fired forced air furnaces with forced air furnace capacity _ 225,000 Btu/h and all unit heaters, and unit heaters indicate in equipment schedule intermittent ignition or IID, flue or draft damper, and rated jacket loss NA C403.3.3 Hot gas bypass For cooling equipment with hot gas bypass, limitation for DX provide either multiple step unloading or cooling equipment continuous capacity modulation; indicate bypass capacity per Table C403.3.3 NA C403.3.2.7 Humidification For cooling systems with humidification equipment that are also required to have air economizer, indicate humidifier is adiabatic (direct evaporative or fog atomization), or exception applied C403.3.2 Hydronic equipment Refer to Requirements List section Hydronic Systems - Equipment Selection & Performance for selection criteria specific to chillers and boilers NA C403.9 Heat rejection Refer to Requirements List section Heat equipment Rejection Systems - Equipment Selection & Performance for selection criteria specific to cooling towers, dry coolers and condensers (air-cooled and evaporative) NA C403.13 Dehumidification in Indicate dehumidification equipment serving spaces for plant plant growth spaces and which C403.13 growth compliance option is met EQUIPMENT SELECTION & PERFORMANCE - DEDICATED OUTSIDE AIR SYSTEMS (DOAS) NA C403.3.5.5 DOAS supplemental If DOAS has heating capability, indicate C403.7.3 heating and cooling heating controlled to limit supply air to <_ 55°F. If heating is used for defrost control, indicate heat is to be locked out when outdoor air temperature is <_ 35°F, modulates to 10% of peak capacity. Provide sizing calculations that show heating capacity sized at design temperatures to prevent damage to unit and heat supply air <_ 55°F. NA C403.3.5.5 DOAS supplemental If DOAS has cooling capability, indicate heating and cooling cooling coil is used only for dehumidification only, is sized to meet the peak dehumidification requirement at design conditions, and is controlled to maintain supply air or zone relative humidity. Page 4132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by ©2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.3.5 Dedicated outdoor air C403.3.5.4 systems C403.3.5 C403.3.5.4 Dedicated outdoor air systems For buildings with occupancies required to comply with the DOAS provisions per Table C403.3.5, identify on plans all occupancies in the building and indicate which occupied spaces are required to have ventilation air delivered by a DOAS; or exception applied If natural ventilation exception is applied, identify these spaces on plans; indicate operable window area complies with IMC Section 402; provide documentation describing how required ventilation will be provided during all occupied hours, including during inclement weather C403.3.5 Dedicated outdoor air If high efficiency VAV exception is applied, C403.3.5.4 systems identify these spaces on plans; refer to Single Zone VAV section for Groups A-1, A-2 and A-3 occupancy classifications, or Multiple Zone VAV for other than Groups A-1, A-2 and A-3 (per Table C403.3.5) C403.3.5 Dedicated outdoor air If compliance with the DOAS provisions is C403.3.5.6 systems deemed to be impractical, provide documentation that demonstrates the alternate design strategy applied that achieves a comparable level of energy efficiency, as pre - approved by the AHJ C403.3.5 Dedicated outdoor air Refer to Requirements List section after systems Multiple -Zone Air Systems for High Efficiency Multiple -Zone VAV Systems exception to C403.3.5 DOAS C403.3.5 Dedicated outdoor air Refer to Requirements List section after High systems Efficiency Multiple -Zone Air Systems for High Efficiency Single -Zone VAV Systems exception to C403.3.5 DOAS C403.3.5.1 DOAS energy For all DOAS systems, indicate exhaust air recovery method and ER method and basis of rated effectiveness effectiveness (sensible or latent); indicate _ 68% sensible or _ 60% enthalpy recovery ratio at design conditions; or exception applied C403.3.5.2 DOAS fan power For DOAS with no fans or fan arrays with input power _ 1kW, indicate total system fan power does not exceed 1 watt per cfm C403.3.5.2 DOAS fan power For DOAS with any fans or fan arrays with input power _ 1kW, indicate total system fan power complies with fan power limitation per Section C403.8.1 C403.3.5.3 Heating / cooling Indicate systems and equipment associated system fan controls with the delivery of zone level heating and with DOAS cooling (fans, hydronic pumps, primary air dampers, etc.) are configured to shut off, and central equipment is configured to turn down, when there is no call for heating or cooling in the zone they serve Page 5132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.3.5.3 Heating / cooling If applying Exception to heating / cooling fans system fan controls used for air mixing in the space during with DOAS deadband periods, include fan watts per cfm in equipment schedule C403.3.5.4 Decoupled DOAS Indicate method of delivery of DOAS supply supply air air to the occupied space (directly into space, downstream of terminal heating / cooling coils); or exception applied C403.6.5 Multiple zone DOAS For DOAS serving multiple zones with DDC controls, indicate controls configured to reduce the volume of outdoor air in each zone independently when the zone is unoccupied; or exception applied ADDITIONAL ENERGY EFFICIENCY MEASURE - DEDICATED OUTSIDE AIR SYSTEMS (DOAS) C406.2.2.6 High performance For all building occupancies, to comply with WAS - Energy this additional efficiency credit, demonstrate recovery compliance withC403.3.5 effectiveness and fan power C406.2.2.6 High performance Indicate energy recovery sensible DOAS - Energy effectiveness of all DOAS is _ 80% recovery effectiveness and fan power C406.2.2.6 High performance For each system, indicate that total system fan DOAS - Energy power does not exceed 0.769 watts per cfm or recovery is <_ 80% of the fan power allowance for a effectiveness and fan constant volume system calculated per power C403.8.1 FANS AND FAN CONTROLS NA C403.8.1.2 Fan power limitation For all HVAC fan systems associated with conditioned space and containing 1 or more fans with electrical input _ 1 kW shall provide the total nameplate hp and the fan system electrical input power calculated per C403.8.1.2 in equipment schedules on project plans NA C403.8.1.1 Fan power limitation For all HVAC and WAS systems associated with conditioned space with 1 or more fans with electrical input power _ 1 kW, provide fan system electrical input power calculations per Section C403.8.1.2 to verify it complies with fan power budget per Section C403.8.1.1 NA C403.8.2 Motor nameplate hp For HVAC systems with total fan motor nameplate hp > 5hp, indicate fan motors specified are the smallest available motor hp size greater than fan bhp, note exceptions applied Page 6132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C405.8 Fractional hp fan For all fractional hp fan motors (1/12 - < 1 motors hp), indicate that motors comply with applicable WSEC efficiency tables; if motor type is not listed in an efficiency table, indicate whether fan has an electronically commutated motor, has motor rated efficiency of at least 70%, or exception applied NA C403.8.3 Fan efficiency For individual fans or fan arrays, indicate in equipment schedule that rated FEI for all applicable fans part of a variable -air volume system is _ 0.95 and _ 1.0 in all other systems, or exception applied; indicate these fans are sized at the design point of operation C403.8.4 Low -capacity For all ventilation system fans with motors <_ ventilation fans 1/12 hp, indicate in equipment schedule the fan flow rate and efficacy (cfm/watt), or exception applied; refer to Table C403.8.4 NA C403.2.4 Variable flow For fan motors _ 5 hp, indicate method of capacity - fans variable flow control (VSD or equivalent method) in equipment schedule, or exception applied NA C403.8.5.1 Fan airflow control For DX air handling units with cooling capacity _ 42,000 Btu/h and evaporative and chilled water air handling units with fan 0.25 hp, indicate whether system is single zone or multiple zone and related control method (cooling capacity controlled in response to space temperature, space temperature is controlled by modulating supply airflow, or both) NA C403.8.5.1 Fan airflow control For mechanical cooling systems (includes DX and chilled water coils) that control cooling capacity in response to space temperature - Provide a minimum of two stages of fan control; indicate minimum fan speed is < 66% of full speed drawing < 40% of full speed fan power during periods of low cooling or ventilation only NA C403.8.5.1 Fan airflow control For other mechanical cooling systems (includes DX and chilled water coils) that control space temperature by modulating airflow (in lieu of, or in addition to, controlling capacity in response to space temperature) - Provide fan controls for modulating supply airflow; indicate minimum fan speed is < 50% of full speed drawing < 30% of full speed fan power during periods of low cooling or ventilation only; or exception applied NA C403.8.6 Large -diameter Where provided, indicate large -diameter ceiling fans ceiling fans to be tested and labeled in accordance with AMCA 230. ADDITIONAL ENERGY EFFICIENCY MEASURE - IMPROVED HVAC TSPR Page 7132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C406.2.2.1 Improved HVAC To comply with this additional efficiency TSPR credit, indicate systems are required to provide a TSPR report per C403.1.1; demonstrate that the proposed design ratio is at minimum 5% higher than the standard reference design ratio; for projects prorating the credit the TSPR report must show the proposed design exceeds the claimed increase used for proration ADDITIONAL ENERGY EFFICIENCY MEASURE - MORE EFFICIENT HVAC EQUIPMENT COOLING AND FAN PERFORMANCE C406.2.2.2 More efficient To comply with this additional efficiency cooling and fan credit, provide a list of all cooling equipment performance in the building or credit area and calculations that demonstrate (based on cooling output capacity) that 90% or more of all HVAC cooling equipment serving conditioned floor areas are listed in the tables of Section C403.3.2 NA C406.2.2.2 More efficient In addition to system selection requirement, C406.2.2.2.1 cooling and fan demonstrate that 90% or more of all HVAC performance cooling capacity serving conditioned floor areas in the building or credit area is delivered by equipment at least 5% better than the listed WSEC efficiency, seasonal or annualized where available other wise use full load efficiency C406.2.2.2 More efficient For projects prorating the credit in C406.2.2.2.1 cooling and fan accordance with Equation 4-15 include performance calculations for equipment representing at least 90% of the cooling capacity in the building or credit area that demonstrate the capacity weighted average better than code efficiency; for equipment with multiple requirements the seasonal or annualized efficiency shall be used C406.2.2.2 More efficient In addition to system selection and efficiency C406.2.2.2.3 cooling and fan requirements, if fan energy is not included in performance equipment rating or if it is but the fan has been upsized from rated conditions, demonstrate fan power is <_ 95% of the allowed fan power in Section C403.8.1. ADDITIONAL ENERGY EFFICIENCY MEASURE - MORE EFFICIENT HVAC EQUIPMENT HEATING PERFORMANCE NA C406.2.2.3 More efficient To comply with this additional efficiency HVAC equipment credit, provide a list of all heating equipment heating performance in the building or credit area and calculations that demonstrate that 90% or more of all 14VAC heating capacity serving conditioned floor area is delivered by equipment listed in the tables of Section C403.3.2 Page 8132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C406.2.2,3 More efficient In addition to system selection requirement, C406.2.2.3.2 HVAC equipment demonstrate that 90% or more of all HVAC heating performance heating capacity serving the building or credit area is delivered by equipment at least 5% better than the listed WSEC efficiency, seasonal or annualized where available other wise use full load efficiency NA C406.2.2.3 More efficient For projects prorating the credit in C406.2.2.3.2 HVAC equipment accordance per Equation 4-16 include heating performance calculations for equipment representing at least 90% of the heating capacity serving the building or credit area that demonstrate the capacity weighted average better than code efficiency; for equipment with multiple code requirements the seasonal or annualized efficiency shall be used NA C406.2.2.3 More efficient In C402.1.1 low energy and C402.1.1.2 semi- C406.2.2.3.2 HVAC equipment heated spaces demonstrate that 90% of the heating performance heating capacity in the building or area is provided by electric infrared or gas -fired radiant equipment for localized heating applications. VENTILATION, EXHAUST & ENERGY RECOVERY NA C403.7.1.2 Demand control For each required demand control ventilation ventilation design system, indicate outdoor air automatically changes in response to a CO2 sensor and utilizes a variable speed fan control to reduce systems flow; or exception applied YES C403.2.2.1 Ventilation If mechanically delivered, indicate that M101, M601 ventilation systems are configured to provide not more than 150% of, but at least the minimum required volume of outdoor air to each zone per IMC, ASHRAE 62.1 or other applicable code (WAC, OSHA, etc.); or exception applied C403.2.2.1 Ventilation If delivered via natural ventilation, identify required elements per IMC including: minimum openable area to the outdoors or qualifying adjoining spaces; criteria for ensuring required ventilation is provided during all occupied hours of the year (including during inclement outdoor conditions) YES C403.2.2.2 Exhaust Indicate that exhaust systems are configured M101, M601 to provide not more than 150% of, but at least the minimum required volume from each zone per IMC, or other applicable code (WAC, OSHA, etc.); or exception applied NA C403.4.2.4 Exhaust system off- Refer to Requirements List section HVAC hour controls Controls for off -hour controls requirements for exhaust systems Page 9132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.7.6.1 Balanced ventilation For Group R-2 dwelling and sleeping units, for Group R-2 indicate that each habitable space is provided occupancy with a balanced ventilation system; indicate system is provided with energy recovery with 60% sensible recovery effectiveness NA C403.7.1.1 Demand control Identify spaces with ventilation provided by ventilation single zone system with air economizer; for each space indicate controls are configured to provide demand controlled ventilation or provide supporting documentation for applied exception NA C403.7.1.1 Demand control Provide list of spaces with IMC ventilation ventilation occupant load and the occupant outdoor airflow rate listed; for spaces with occupant load _ 15 people/1,000 sf per IMC or occupant air flow rate _ 15 cfm / person indicate controls are configured to provide demand controlled ventilation or provide supporting documentation for applied exception NA C403.7.2 Occupancy sensors For gyms, classrooms, auditoriums, conference rooms and other spaces with occupant load _ 25 people/1,000 sf per IMC, that have an area > 500 sf, indicate occupancy - based ventilation air control when space is unoccupied and method (closes outdoor air damper or shuts -off equipment); or alternate means provided to automatically reduce ventilation air when space is partially occupied; or exception applied NA C403.7.3 Ventilation air For ventilation air systems with supplemental heating control heating capacity that operate in conjunction with heating and cooling systems, indicate that ventilation air is tempered (via heating or heat recovery) to no greater than 55' F when the space conditioning system is in cooling mode C403.7.4.2 Ventilation controls Indicate method of ventilation and exhaust for Group R-1 isolation for each guest room and automatic guestrooms controls that are configured to turn off ventilation and exhaust airflow when each room is unoccupied C403.8.4 Group R occupancy Refer to Requirements List section Fans & exhaust fan efficacy Fan Controls C403.7.5 Enclosed loading For enclosed loading docks, indicate C403.7.5.1 dock ventilation ventilation / exhaust system method of activation (gas detection system for CO and NO2, or occupancy sensors), and control method (staged or modulating); if total ventilation system fan motor nameplate horsepower is > 5 hp, indicate VSD or equivalent motor drives Page 10132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.7.5 Enclosed parking For enclosed parking garages, indicate C403.7.5.2 garage ventilation ventilation / exhaust system activated by gas detection system for CO and NO2, and control method (staged or modulating); or exception applied; if total ventilation system fan motor nameplate horsepower is > 5 hp, indicate VSD or equivalent motor drives NA C403.7.6.2 Ventilation / exhaust For systems with design ventilation air > systems energy 5,000 cfm, or design supply air cfm and % recovery ventilation air exceeding the values in Tables C403.7.6(1) or (2), indicate exhaust air energy recovery method; or exception applied with supporting calculations NA C403.7.6.2 Ventilation / exhaust For rooms served by multiple systems with systems energy aggregate design ventilation air > 5,000 cfm, recovery or aggregate design supply air cfm and % ventilation air exceeding the values in Tables C403.7.6(1) or (2), indicate exhaust air energy recovery method; or exception applied with supporting calculations NA C403.7.6.2 Ventilation / exhaust Indicate energy recovery rated sensible systems energy recovery effectiveness _ 68% or a enthalpy recovery recovery ratio _ 60% C403.7.7.1.1 Kitchen exhaust hood Indicate on plans the type, duty, UL rating and C403.7.7.1.2 system exhaust airflow rate of each kitchen hood C403.7.7.1.3 C403.7.7.1.1 Kitchen exhaust hood Provide calculations that show a balanced C403.7.7.1.2 system accounting of total kitchen exhaust (include C403.7.7.1.3 all hoods) with % of: supply air, transfer air from adjacent spaces, and make-up air C403.7.7.1.1 Kitchen exhaust hood For hoods with make-up air drawn directly C403.7.7.1.2 system into the exhaust air cavity of each hood, C403.7.7.1.3 indicate that replacement air does not exceed 10% of hood exhaust airflow rate C403.7.7.1.1 Kitchen exhaust hood For kitchens with total hood exhaust C403.7.7.1.2 system exceeding 2,000 cfm, indicate that each hood C403.7.7.1.3 is UL 710 rated and maximum exhaust airflow rate of each hood is per Table C403.7.7.1.2; or exception applied C403.7.7.1.1 Kitchen exhaust hood For kitchens with total hood exhaust C403.7.7.1.2 system exceeding 2,000 cfm, indicate demand control C403.7.7.1.3 kitchen ventilation configured to a minimum 50% reduction in exhaust and replacement air system flows in response to alliance operation; or exception applied C403.7.7.2 Laboratory exhaust For buildings with total lab exhaust > 5,000 systems energy cfm, indicate method of energy recovery used recovery to pre -condition laboratory make-up air; energy recovery effectiveness (min 25°F increase in outside air temperature); or alternative method per exception (VAV exhaust, semi -conditioned makeup, or CERM calculation) Page 11132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com YES C403.7.7.3 Transfer air For spaces where conditioned supply air is M101, M601 utilized as transfer air to balance mechanical exhaust, indicate basis of transfer airflow (supply required to meet loads, health/safety requirement, air that would normally be exhausted); or exception applied NA C403.7.8.1 Shutoff dampers for Indicate locations of outdoor air intake, C403.7.8.3 building isolation exhaust and relief outlet dampers on plans; indicate whether dampers are Class 1 motorized, or gravity and exception applied (include leakage rating, cfm/sf) C403.7.8.1 Shutoff dampers for Indicate location of stairway and elevator C403.7.8.3 stairway and elevator hoistway shaft vent dampers on plans; verify hoistway shaft vents dampers are Class 1 motorized; or exception applied C403.7.8.2 Shutoff dampers for Indicate locations of return air dampers that C403.7.8.3 return air are integral to airside economizer operation; verify dampers are motorized; indicate whether dampers are Class 1, or within packaged equipment eligible for leakage rating exception (include leakage rating, cfm/sf) NA C403.7.8.4 Damper actuation Indicate automatic controls configured to close outdoor air intake, exhaust and relief outlet dampers during unoccupied equipment operation; not including economizer cooling, night flush or IMC required outdoor air / exhaust C403.7.8.4 Damper actuation Indicate method of activation of stairway and elevator hoistway shaft vent dampers (fire alarm or interruption of power) C404.11.4 Exhaust system For buildings with pools or spas with water energy recovery for surface area > 200 sf, indicate exhaust air heated indoor pools energy recovery method and use of waste heat and permanent spas (preheat ventilation air, pool water or service hot water); or exception applied C404.11.4 Exhaust system Indicate energy recovery system has the rated energy recovery for effectiveness and is configured to decrease heated indoor pools the exhaust air temperature at design and permanent spas conditions by _ 36°F HVAC CONTROLS YES C403.4.1 Thermostatic controls Indicate locations of thermostatic and (thermostats and humidity control devices and the zones they humidistats) serve on plans, including perimeter system zones Page 12132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.4.1 Thermostatic controls Where adjacent (neighboring) zones are (thermostats and controlled by separate thermostats (including humidistats) perimeter systems used to offset heat gain or loss), and are connected by permanent openings > 10% of either zone sf area, indicate controls configured to prevent adjacent zones from operating in conflicting modes (one in heat, other in cool); applies to adjacent perimeter zones, adjacent nonperimeter zones, and adjacent perimeter and nonperimeter zones C403.4.1 Thermostatic controls If applying Exception 2 to interior zones (thermostats and adjacent to perimeter zones, indicate that humidistats) setpoints and deadband settings in these zones are coordinated so cooling in an interior zone does not occur until the temperature in that zone is 5°F higher than the adjacent perimeter zone temperature in heating NA C403.4.1 Thermostatic If applying Exception 3 for DOAS, indicate controls(thermostats supply air temperature heating setpoint is <_ and humidistats) 65°F and cooling setpoint is _ 72°F, or method of supply air temperature reset NA C403.4.1.1 Heat pump Indicate staged heating operation with supplementary heat compression as the first stage of heating and supplemental heating controlled with outdoor lock -out temperature set to 40oF or less, or indicate exception applied and specify equipment meeting the exception requirements C403.4.1.2 Deadband Indicate zone thermostatic controls configured with 5°F minimum deadband for systems that control both heating and cooling C403.4.1.3 Setpoint overlap If separate heating and cooling thermostatic restriction control devices are used to serve a zone, (thermostats) indicate locations of both thermostatic control devices and the zone they serve on plans C403.4.1.3 Setpoint overlap Indicate a limit switch, mechanical stop or restriction DDC control with programming to prevent (thermostats) simultaneous heating and cooling NA C403.4.1.4 Heated or cooled Indicate thermostatic controls within heating vestibules or cooled vestibules with a heating setpoint <_ 60°F and cooling setpoint _ 85°F; indicate controls are configured to turn off heating when outdoor temperature is > 45°F; or note exception applied NA C403.4.1.4 Heated air curtains Indicate controls are configured to turn off air curtain heating when outdoor temperature is > 45°F Page 13132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C403.4.1.6 Door switches for Doors required to have opening switches for HVAC system HVAC thermostatic control to the outdoors thermostatic control from a conditioned space and are > 48 sf, indicate automatic controls configured to setback the HVAC system(s) when the door is open for > 5 minutes; indicate method of HVAC system setback control (turns off the HVAC system or resets the heating setpoint to 55°F and cooling setpoint to 85°F), or exception applied (either C402.5.11 or C403.4.1.6) YES C403.4.2 Automatic setback Indicate zone thermostatic controls configured M501 C403.4.2.1 and shutdown with required automatic setback and manual C403.4.2.2 override functions, setback temperatures, and control method (automatic time clock or 7 day programmable controls); note exceptions applied YES C403.4.2.3 Automatic (optimum) Indicate all HVAC systems are provided with M501 start and stop automatic start and stop controls; indicate start controls are configured to adjust the equipment start time as required to bring each area served up to design temperature just prior to scheduled occupancy; indicate stop controls are configured to reduce heating setpoint and increase cooling setpoint by at least 2°F prior to scheduled unoccupied periods NA C403.4.2.4 Exhaust system off- For exhaust systems serving conditioned hour controls spaces in all occupancies other than Group R, indicate method of control and that controls are configured to turn exhaust systems on and off in concert with the ventilation air systems providing their make-up air, or exception applied NA C403.4.2.5 Transfer and For transfer fan or mixing fan systems serving destratification fan conditioned spaces in all occupancies other system off -hour than Group R, indicate method of control and controls that controls are configured to turn fans on and off in concert with the associated HVAC systems, or exception applied NA C403.4.7 Combustion heating For combustion heating equipment other than equipment boilers or radiant heaters with output capacity > 225,000 Btu/h, indicate modulating or staged combustion control NA C403.4.7.1 Combustion Indicate controls that are configured to limit decorative vented operation of combustion appliance, fireplace appliance, and fire pit to <_ 1 hour without override, or combustion fireplace that occupancy sensor controls are provided and fire pit controls Page 14132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.7.4.1 Temperature setpoint For hotels / motels with over 50 guest rooms, controls for Group indicate automatic controls for HVAC R-1 guestrooms equipment serving guest rooms are configured to setback (heating) and set-up (cooling) temperature setpoint by at least 4°F when room is rented and unoccupied, and adjust setpoint to 60°F (heating) and 80°F (cooling) when room is unrented / vacated; indicate control method - activated by room entry, occupancy sensor or networked guestroom control system C403.7.4.2 Ventilation controls Refer to Requirements List section for Group R-1 Ventilation, Exhaust & Energy Recovery guestrooms C403.4.9 Thermostatic controls For primary space conditioning systems, C403.4.10 for Group R2 / R3 indicate 5-2 programmable thermostats dwelling units and capable of two setback periods per day; Group R2 sleeping indicate each non -primary system is provided units with at minimum an adjustable thermostat, or exception applied. For all thermostats indicate purpose (heating only, cooling only, or both) and required temperature range; indicate thermostats are configured for at minimum a 5°F deadband NA C403.5.1 DX air handler For DX air handlers with cooling capacity _ variable cooling 65,000 Btu/h, indicate number of cooling control(Located stages provided and method (multiple under Integrated compressors and / or variable speed Economizer Control) compressors); indicate minimum displacement (capacity reduction) as % of full load; indicate thermostats are configured with the same number of cooling stages and displacement NA C403.5.1 DX air handler Indicate control method (cooling capacity variable cooling controlled in response to space temperature, control (Located space temperature controlled by modulating under Integrated supply airflow, or both) Economizer Control) YES C403.4.11.1 DDC system Provide central and zone level DDC controls M501 C403.4.11.2 applications, controls as required based on system application, C403.4.11.3 and display capacity or size thresholds and other qualification per Table C403.4.11.1 YES C403.4.11.1 DDC system Identify all DDC system input / output control M501 C403.4.11.2 applications, controls points in project documents C403.4.11.3 and display NA C403.4.11.1 DDC system Indicate control capability includes C403.4.11.2 applications, controls monitoring zone and system level demand for C403.4.11.3 and display fan pressure, pump pressure, heating and cooling; indicate capability to transfer demand information from zones to air / hydronic distribution system controllers, and to central plant systems and equipment controllers Page 15132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C403.4.11.1 DDC system Indicate system has the capability and is C403.4.11.2 applications, controls configured for trending and graphically C403.4.11.3 and display displaying input / output points NA C403.4.11.4 DDC demand For buildings with _ 780,000 Btu/h of response setpoint mechanical cooling, indicate controls are adjustment configured to automatically increase the cooling setpoint and decrease the heating setpoint _ 2°F based upon a binary input to the control system approved by the utility NA C403.4.1.7 Demand responsive Indicate thermostatic controls for heating or controls cooling systems are provided with demand response controls are capable of increasing the cooling setpoint and decreasing the heating setpoint < 4°F; indicate the controls are capable of receiving and responding automatically to a demand response signal. NA C403.2.3 HVAC System Fault For buildings _ 100,000 square feet, indicate detection and HVAC systems have fault detection and diagnostics diagnostics with sensors and communications to automatically identify HVAC system faults, provide prioritized recommendations for repair, and communicate faults and recommendations to remotely located authorized personnel. ADDITIONAL ENERGY EFFICIENCY MEASURE - DWELLING UNIT HVAC CONTROLS NA C406.2.1 Dwelling unit HVAC To comply with this additional efficiency controls credit, provide control design for a manual main control or occupancy sensor based controls, or provide control specification and product cut sheets demonstrating compliance with learning thermostat or geographic sensing options. ADDITIONAL EFFICIENCY CREDIT - FAULT DETECTION AND DIAGNOSTICS NA C406.2.2.7 Fault detection and To comply with this additional efficiency diagnostics credit, demonstrate HVAC controls comply with items 1 through 6 in Section C403.2.3; only buildings not required to comply with Section C403.2.3 or C403.6.10(16) can use this credit LOAD MANAGEMENT MEASURE - HVAC LOAD MANAGEMENT NA C406.3.2 HVAC load To comply with this additional efficiency management credit, indicate automatic controls connected to central DDC having digital input capable of being activated by external utility signal; where utility real-time demand or pricing program exists indicate system configured to utilize this signal; otherwise indicate building demand monitoring installed and controls configured to utilize demand signals Page 16132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C406.3.2 HVAC load Indicate electric cooling controls configured management to gradually increase the cooling setpoint by at least 3°F over 3 hours during summer peak periods; , indicate electric heating controls configured to gradually decrease the heating setpoint by at least 3°F over 3 hours during winter peak periods DUCTWORK, SHAFTS AND PLENUMS YES C403.10.1.1 Duct construction Indicate on plans that all ductwork is M002 C403.10.2 constructed and sealed per IMC NA C403.10.1.1 Duct construction For outdoor air ductwork, also indicate on C403.10.2 plans that ductwork meets air leakage requirements per C402.5 and vapor retarder requirements per the IBC YES C403.10.2.1 Duct pressure Identify location of low, medium and high C403.10.2.2 classifications pressure ductwork on plans C403.10.2.3 NA C403.10.2.3 High pressure duct Indicate high pressure duct leakage testing leakage test requirements on plans; provide test results to jurisdiction when completed NA C403.10.1.1 Duct insulation For outdoor air ductwork located within C403.10.1.2 conditioned space (upstream or downstream of shutoff damper), identify climate zone, duct airflow, and indicate ductwork insulation R-value per Table C403.10.1.1 on plans; or exception applied NA C403.10.1.1 Duct insulation For supply and return air ductwork located C403.10.1.2 within unconditioned space or outdoors, identify climate zone and indicate ductwork insulation R-value per Table C403.10.1.2 on plans; or exception applied YES C403.10.1.1 Duct insulation For supply air ductwork located within M002 C403.10.1.2 conditioned space, identify on plans if design supply air temperature is < 55°F or > 105°F; indicate ductwork insulation R-value per Table C403.10.1.2 on plans; or exception applied YES C403.10.1.1 Duct insulation For return and exhaust air ductwork located M002 C403.10.1.2 within conditioned space (upstream of the shutoff damper) and downstream of an energy recovery media, indicate ductwork insulation R-value per Table C403.10.1.2; or exception applied NA C403.10.1.1 Duct insulation For exhaust and relief air ductwork located C403.10.1.2 within conditioned space and downstream of the shutoff damper, indicate ductwork insulation R-value per Table C403.10.1.2; or exception applied NA C403.10.1.1 Shaft and plenum For outdoor air shafts and plenums, indicate C402.1.3 insulation on plans that the R-value of insulation on these elements complies with Table C402.1.3 for steel -framed walls Page 17132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by ©2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com PIPING C403.10.3 Piping insulation Indicate design temperature range of fluid conveyed in piping and thickness of insulation (in inches) on hydronic piping plans; or exception applied C403.10.3.1 Protection of piping Indicate method of protection of pipe insulation insulation from damage / degradation on hydronic piping plans NA C403.10.4 HVAC refrigerant Indicate refrigerant piping insulation to be piping insulation installed on all hot gas lines and on some liquid lines per C403.10.4; indicate insulation conductivity < 0.26 Btu x in/(h x ft2 x °F) ECONOMIZERS C403.5 Air economizer Identify all cooling systems requiring air required economizer controls in equipment schedules on plans and in WSEC mechanical equipment compliance reports C403.5 Air economizer Indicate all systems utilizing air economizer exceptions exceptions in WSEC mechanical equipment compliance report, including those with water- side economizer in lieu of air economizer; indicate on plans and in WSEC mechanical equipment compliance reports all eligible exception(s) taken and measures to comply with exception(s) C403.4.1 Integrated Indicate air and water -side economizers are C403.5.1 economizer operation configured for partial cooling operation even - air and water where additional mechanical cooling is required to meet the load C403.4.1 Integrated For DX air handlers with single or multiple C403.5.1 economizer operation stages of mechanical cooling; indicate controls - air and water are configured with air economizer as the first stage of cooling C403.4.1 Integrated Refer to Requirements List section HVAC C403.5.1 economizer operation Controls for additional requirements for DX - air and water air handlers C403.5.2 Economizer heating Verify control method of HVAC systems with system impact - air economizers does not increase building and water heating energy usage during normal operation C403.5.3.1 Air economizer Indicate modulating outdoor air and return air capacity dampers are configured to provide up to 100% outdoor air for cooling C403.5.1 Air economizer Indicate that economizer controls are C403.5.3.2 controls and configured to provide partial economizer integrated operation cooling when additional mechanical cooling is also required to meet the cooling load C403.5.1 Air economizer Indicate that control of economizer dampers C403.5.3.2 controls and is not based only on mixed air temperature; or integrated operation exception applied for systems with cooling capacity < 65,000 Btu/h Page 18132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by ©2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.5.3.3 Air economizer high Indicate high limit shut-off control method limit controls and required high limit per Table C403.5.3.3 C403.5.3.4 Relief of excess Refer to Requirements List section outdoor air Ventilation, Exhaust & Energy Recovery NA C403.5.3.4 Relief of excess Indicate relief air outlets are sized and outdoor air configured to relieve excess building air during air economizer operation to prevent building over -pressurization NA C403.5.3.4 Relief of excess Indicate relief air outlet are located to avoid outdoor air recirculation into the building C403.5.4.1 Water economizer For eligible systems where water -side capacity economizer may be provided in lieu of air economizer, indicate system is capable of 100% design cooling capacity at 50°F db / 45°F wb outdoor air temperatures; indicate if threshold for 100% design cooling capacity via economizer must be lowered to 45°F db / 40°F wb due to dehumidification requirements C403.5.4.2 Water economizer Indicate that the pressure drop across maximum pressure precooling coils and heat exchangers in water drop economizer systems do not exceed 15 feet (4572 turn) C403.5.5 DX equipment For DX air handlers with economizer and economizer fault cooling capacity _ 54,000 Btu/h, provide a detection and fault detection and diagnostics (FDD) system diagnostics to monitor economizer system operation and report faults HYDRONIC SYSTEMS - EQUIPMENT SELECTION & PERFORMANCE C403.3.2.3 Maximum air cooled For chilled water plants and buildings with > chiller capacity 500 tons of cooling capacity, indicate air- cooled chiller capacity is < 100 tons, or exception applied C403.3.2.2 Large capacity For buildings _ 300 tons of cooling capacity, cooling systems indicate method of multi -stage or variable capacity control (VSD, multiple staged compressors, or max capacity of any single unit C403.3.2.4 Non-standard water- For water-cooled centrifugal chillers not cooled centrifugal designed for operation at standard conditions, chillers provide calculations documenting maximum full load and part load rated equipment performance requirements C403.3.3 Hot gas bypass For cooling equipment with hot gas bypass, limitation for chillers provide either multiple step unloading or continuous capacity modulation; indicate bypass capacity per Table C403.3.3 C403.4.3 Large capacity boiler For hydronic systems with only a single boiler C403.3.4.4 systems that has > 500,000 Btu/h input capacity, indicate multi -stage or modulating burner Page 19132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.4.3 Large capacity boiler For boiler system (single or multiple) with > C403.3.4.4 systems 1,000,000 Btu/h input capacity, indicate turndown ratio per Table C403.3.4.4 and method (multiple single input boilers, modulating boilers, or combination) NA C403.3.4.1 Large capacity boiler For all boiler systems with input capacity _ systems 2,500,000 Btu/h and all systems where one stack serves 2 or more boilers with a combined input capacity _ 2,500,000 Btu/h, indicate combustion air positive shut-off is provided to restrict airflow through the combustion chamber during standby (e.g. flue or vent damper). NA C403.3.4.2 Large capacity boiler For boiler systems with combustion air fans _ systems 10 hp, indicate variable speed fan NA C403.3.4.3 Large capacity boiler For boiler systems with input capacity _ systems 5,000,000 and a steady state full -load combustion efficiency <90 percent, indicate combustion air volume to be automatically controlled to limit stack -gas oxygen concentrations specified in Table C403.3.4.3. List exception if it applies. NA C403.3.4.5 High capacity space For gas hot water space heating systems with C403.3.4.5.1 heating gas boiler _ 1,000,000 Btu/h and < 10,000,000 Btu/h C403.3.4.5.2 system (new capacity, indicate boiler thermal efficiency _ buildings) 90 percent; coils and heat exchangers sized at design conditions to have a boiler return water temperature < 120°F; values and controls to ensure under all operating conditions the water temperature entering the boiler is <_ 120°F or the supply water recirculating directly into the return system is < 20 percent of design flow of the operating boilers. C403.2.4 Variable flow For pump motors _ 5 hp, indicate method of capacity - pumps variable flow control (VSD or equivalent method) in equipment schedule, or exception applied NA C403.3.7 Hydronic system flow Indicate chilled water and condenser water rate flow types and operating hours, and maximum flow rates in less than or equal to Table C403.3.7. NA C403.3.8.1 Chilled -water coil Indicate chilled -water coils sized to provide a selection 15°F difference between leaving and entering water temperature and a minimum 57°F leaving water temperature at design conditions., or exception applied NA C403.3.8.2 Hot-water coil Indicate hot-water coils sized to provide a selection 20°F difference between leaving and entering water temperature and a maximum 118°F entering water temperature at design conditions., or exception applied Page 20132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C403.4.12 Pressure independent For heating and cooling water coils with a control valves design flow _ 5 gpm, indicate modulating pressure independent control values are provided HYDRONIC SYSTEMS - CONTROLS C403.4.3 Boiler sequencing Indicate automatic controls that sequence operation of multiple boilers C403.4.3.2 Two -pipe changeover Indicate changeover deadband is _ 15°F systems outdoor air temperature; indicate controls are configured so that heating / cooling modes are active for at minimum 4 hours before changeover and that the delta between heating / cooling supply temperatures at changeover point is C403.4.1.5 Heating water For hot water boilers that provide building temperature setback heating via one- or two -pipe systems, indicate controls that provide heating water temperature setback based on outdoor temperature C403.4.4 Hydronic system part For heating and chilled water systems with _ load controls and 300,000 Btu/h output capacity, indicate supply -water system controls are configured to temperature reset automatically reset supply water temperature based upon demand; or exception applied C403.4.4 Hydronic system part Indicate automatic pump flow controls are load controls and configured to reduce system flow rate by _ supply -water 50%, or the maximum allowed by the temperature reset equipment manufacturer, based upon the heating or cooling loads; or describe why not required C403.4.4 Hydronic system part For hydronic systems with output capacity _ load controls and 300,000 Btu/h that serve heating water supply -water systems, chilled water systems and water - temperature reset cooled unitary air conditioners, indicate that pumps are provided with a variable speed drive if one of the following conditions apply: 1) System pump motor hp is _ 2 hp and pumps are designed to operate continuously or per time schedule; 2) System pump motor hp is _ 7.5 hp and pumps are controlled by automatic DDC configured to only operate pumps when there is a call for zone heating or cooling C403.4.4 Hydronic system part Where variable speed drives are required, load controls and indicate system is configured so that pump supply -water motor power is <_ 30% of design wattage at temperature reset 50% of design flow rate; indicate pump flow is controlled to maintain one control valve nearly wide open, or to maintain a minimum differential pressure; or exception applied Page 21132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.4.6 Hydronic system For individual pumps required to have variable pump flow variable speed controls, indicate manner of control pump speed control (differential pressure, static pressure setpoint, zone heating or cooling demand, or based on the relationship between variable speed controller frequency and power) C403.4.5 Chiller / boiler plant Indicate controls are configured to pump isolation automatically reduce overall plant flow and shut-off flow through individual chillers and boilers when not in use C403.4.3.3.1 Water loop heat Indicate method of water loop temperature pump - temperature control (central plant equipment controls are deadband configured to provide _ 20°F water supply temperature deadband between heat rejection and heat addition modes, or controls are configured for system loop temperature optimization C403.4.3.3.2 Water loop heat Indicate type of cooling tower (open- or pump - heat rejection closed-circuit) in equipment schedule; equipment indicate whether the cooling tower is used directly in the heat pump loop or in conjunction with a separate heat exchanger; indicate method used to limit system heat loss when heat rejection is not needed C403.4.3.3.3 Water loop heat For hydronic heat pump systems with total pump - isolation system power > 10 hp, indicate 2-way valves isolation valves on each heat pump and variable flow system control HEAT REJECTION SYSTEMS - EQUIPMENT SELECTION & PERFORMANCE C403.9.1.3 Centrifugal fan open- For open -circuit centrifugal fan cooling circuit cooling towers towers with _ 1,100 gpm capacity, indicate cooling towers comply with efficiency requirements for axial fan open circuit cooling towers HEAT REJECTION & RECOVERY - CONTROLS C403.9.1.1 Fan speed control For each fan powered by an individual motor C403.9.1.2 or array of motors, with total connected fan power _ 5 hp (including motor service factor), indicate method of automatic fan speed control (adjusted based on leaving fluid temperature or condenser temperature / pressure of heat rejection device); verify fan selection provides <_ 30% design wattage at 50% design airflow C403.9.1.1 Fan speed control For multiple -cell heat rejection equipment C403.9.1.2 with VSD, indicate controls are configured to ramp all fans in unison (not staged on / off operation) Page 22132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.9.1.4 Cooling tower flow For open -circuit cooling towers configured turndown with multiple- or variable -speed condenser water pumps, indicate system is designed so all cells can be run in parallel; indicate method of condenser pump turn down control C403.9.2.1 Heat recovery for For buildings with 24-hour operation and > service water heating 1,500,000 Btu/h of heat rejection capacity and design service hot water load > 250,000 Btu/h, indicate condenser heat recovery to pre- heat service water; or exception applied. Provide calculations showing the amount of recovered heat that is utilized (60% of peak heat rejection load or pre -heat service water to 85°F). C403.9.2.2 Steam condensate For buildings with on -site steam heating systems heat recovery systems, indicate condensate water heat recovery and use of recovered heat C403.9.2.2 Steam condensate For buildings that use off -site generated steam systems heat recovery where condensate is not returned to the source, indicate on -site condensate water heat recovery C403.9.2.3 Refrigeration For buildings with food service, meat or deli condenser heat departments that have _ 500,000 Btu/h of recovery remote refrigeration capacity for coolers / freezers, indicate condenser heat recovery and use of captured energy (service water heating, space heating, or dehumidification reheating) C403.9.2.3 Refrigeration For buildings with _ 40,000 sf conditioned condenser heat floor area and _ 1,000,000 Btu/h of remote recovery refrigeration capacity, indicate condenser heat recovery to pre -heat service water; indicate remaining recovered heat is applied to space heating or dehumidification reheating C403.9.2.4 Condenser heat For buildings that operate > 70 hour per week, recovery for space that are not served by a DOAS with energy heating recovery, and have > 1,500,000 Btu/h of heat rejection capacity and _ 0.45 cfm per sf of design minimum supply airflow with reheat, indicate condenser heat recovery is provided for space heating that complies with Sections C403.9.2.4.1 or C403.9.2.4.2 or C403.9.2.4.4 C403.9.2.4.1 Water to water heat Indicate that 90% or more of the total C403.9.2.4.4 recovery building space heating and ventilation air design loads are served by heat energy rejected from either a heat recovery chiller or the cooling loop of water to water heat pump equipment C403.9.2.4.2 Exhaust heat recovery Indicate that waste heat is recovered from least 90% of the total building exhaust airflow such that leaving exhaust air temperature while in heat recovery mode is 55' F dry bulb; note exhaust air systems eligible for exception to this requirement Page 23132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.9.2.4.3 Process heat recovery In spaces with 5 watts per sf year-round cooling loads from lights and equipment, indicate these spaces are served by water- cooled equipment configured for heat recovery C403.9.2.4.3 Process heat recovery If these spaces are served by economizer (air or water), indicate automatic controls are configured to disable economizer operation while system is in heat recovery mode ADDITIONAL ENERGY EFFICIENCY MEASURE - IMPROVED LOW CARBON DISTRICT ENERGY SYSTEMS (10%) NA C406.2.2.4 Improved low -carbon Provide calculations showing 90% or more of district energy the annual service water and space heat systems (10 percent energy use or 90% or more of the annual better). service water heat, space heat and space cooling energy use is met by a district energy exchange system complying with C406.2.2.4.1 or a district energy heating and/or cooling system complying with C406.2.2.4.2; provide documentation the system is operational and is in accordance with this section prior to the final inspection. NA C406.2.2.4.1 Improved low -carbon Provide calculations and documentation that district energy 45% of the annual district -system -net -load - exchange systems (10 met (sum of heating and cooling energy percent better) provided to attached buildings) comes from heat recovery between connected buildings, waste heat, or renewable energy resources; and no more than 25% of the annual heat input to the system comes from fossil fuel or electric -resistance sources. NA C406.2.2.4.2 Improved low -carbon Provide calculations and documentation that district energy distribution losses are less than or equal to 5% heating and cooling of the annual load delivered to buildings or heating only served by the system; and that the system systems (10 percent complies with one of the following: 1) 45% of better) the annual district -system -net -load -met (sum of heating and cooling energy provided to attached buildings) comes from heat recovery between connected buildings, waste heat, or renewable energy resources and no more than 25% of the annual heat input to the system comes from fossil fuel or electric -resistance sources, or, 2) 10% or less of the system annual heat input to the system comes from fossil fuels, electric -resistance sources, or heat pump sources with an annual COP < 3 ADDITIONAL ENERGY EFFICIENCY MEASURE - IMPROVED LOW CARBON DISTRICT ENERGY SYSTEMS (20%) Page 24132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C406.2.2.5 Improved low -carbon Provide calculations showing 90% or more of district energy the annual service water and space heat systems (20 percent energy use or 90% or more of the annual better). service water heat, space heat and space cooling energy use is met by a district energy exchange system complying with C406.2.2.4.1 or a district energy heating and/or cooling system complying with C406.2.2.4.2; provide documentation the system is operational and is in accordance with this section prior to the final inspection. NA C406.2.2.5.1 Improved low -carbon Provide calculations and documentation that district energy 50% of the annual district -system -net -load - exchange systems (20 met (sum of heating and cooling energy percent better) provided to attached buildings) comes from heat recovery between connected buildings, waste heat, or renewable energy resources; and no more than 10% of the annual heat input to the system comes from fossil fuel or electric -resistance sources. NA C406.2.2.5.2 Improved low -carbon Provide calculations and documentation that district energy distribution losses are less than or equal to 5% heating and cooling of the annual load delivered to buildings or heating only served by the system; and that the system systems (20 percent complies with one of the following: 1) 50% of better) the annual district -system -net -load -met (sum of heating and cooling energy provided to attached buildings) comes from heat recovery between connected buildings, waste heat, or renewable energy resources and no more than 25% of the annual heat input to the system comes from fossil fuel or electric -resistance sources, or, 2) 10% or less of the system annual heat input to the system comes from fossil fuels, electric -resistance sources, or heat pump sources with an annual COP < 4 LOAD MANAGEMENT MEASURE - COOLING ENERGY STORAGE NA C406.3. 5 Cooling energy To comply with this additional efficiency storage credit, indicate automatic controls connected to central DDC having digital input capable of being activated by external utility signal; where utility real-time demand or pricing program exists indicate system configured to utilize this signal; otherwise indicate building demand monitoring installed and controls configured to utilize demand signals NA C406.3. 5 Cooling energy Provide calculation of ice or chilled water storage storage capacity with standby loss <_ 1.5% per day; indicate automatic controls to activate storage to reduce peak period electric demand; provide calculation of storage capacity MULTIPLE ZONE AIR SYSTEMS Page 25132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.6.1 Air systems serving Identify supply air systems serving multiple multiple zones zones and the zones they serve on plans; indicate whether system is VAV and method of primary air control; or provide supporting documentation for applied exception to VAV C403.6.1 VAV air terminal Provide equipment schedules on plans that list primary supply all VAV air terminals and types (fan -powered airflow series and parallel air terminals, single duct and dual duct air terminals, etc.) C403.6.1 VAV air terminal For each air terminal include: maximum primary supply primary supply airflow rates during zone peak airflow heating and zone peak cooling; maximum terminal airflow during reheating, recooling or mixing; minimum ventilation airflow rate, and the basis for these values; if IMC or ASHRAE 62.1 multiple zone equation is the basis for minimum flow rates, provide this calculation on plans C403.6.2 Single duct VAV Indicate single duct terminal units are terminal units configured to reduce primary supply air before reheating or recooling C403.6.3 Dual duct systems - For systems with separate warm air and cool terminal units air ducts, indicate terminal units are configured to reduce the flow from one duct to minimum before mixing with air from the other duct C403.6.8 VAV system static - Indicate locations of duct static pressure C403.6.9 pressure sensors and sensors on plans; include at least one sensor DDC set points per major duct branch; verify controller setpoint pressure at each sensor is 5 1.2 inch w.g. C403.6.8 VAV system static - For systems with zone level DDC, indicate C403.6.9 pressure sensors and controls are configured to monitor zone DDC set points damper positions and reset static pressure setpoint based on the zone requiring most pressure; include control logic that automatically detects and generates an alarm if any zone excessively drives reset logic, and allows building operators to exclude zones from reset logic C403.6.4 VAV system supply Indicate controls automatically reset supply air reset air temperature in response to building loads or outdoor air temperature; or exception applied C403.6.4 VAV system supply Indicate zones expected to experience NA air reset relatively constant loads and that maximum air flow is designed to deliver peak capacity at the fully reset supply air temperature. C403.6.5 Multiple -zone VAV For systems with zone level DDC controls, system ventilation indicate controls are configured to optimization controls automatically reduce outdoor airflow in response to changes in system ventilation efficiency; or exception applied Page 26132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by ©2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.6.6 Parallel fan powered Indicate controls automatically activate or VAV air terminals shut off the air terminal fan based on call for heating and / or ventilation; indicate controls are configured to activate the terminal fan as the first stage of heating prior to activating the heating coil; indicate control method of primary air during warmup or temperature setback mode HIGH EFFICIENCY MULTIPLE -ZONE VAV SYSTEMS - EXCEPTION TO C403.3.5 DOAS, MUST COMPLY WITH ALL 15 PROVISIONS TO BE ELIGIBLE C403.6.10, Minimum area served Indicate that each high efficiency multiple - Item 1 and zoning zone VAV systems serves an area _ 3,000 sf and includes _ 5 zones C403.6.10, Air economizer Indicate system is configured for 100% air Item 2 economizer operation and complies with all related economizer requirements per C403.5 (without economizer exceptions) C403.6.10, Direct digital controls Provide DDC controls for all components of Item 3 (DDC) system per C403.4.11 (regardless of system size); identify all DDC system input / output control points; indicate capability for trending and graphical display C403.6.10, Supply and outdoor For systems with minimum required outdoor Items 4 and 5 airflow measurement air > 2,500 cfm, provide an airflow and control monitoring station that is configured to measure outdoor air intake under all load conditions; indicate control sequence that increases or reduces outdoor air cfm based on VAV terminal feedback of ventilation efficiency (per C403.6.5 without exceptions) or and DCV (per C403.7.1) C403.6.10, Supply and outdoor Provide a supply airflow monitoring station Items 4 and 5 airflow measurement that is configured to measure supply air and control delivered to VAV terminals under all load conditions C403.6.10,I Zone isolation and Verify maximum area served by a single VAV tern 6 maximum area served system is <_ 50,000 sf, or one entire floor, whichever is greater; in addition if a system serves > 25,000 sf, that includes areas that are expected to be occupied non -simultaneously, indicate zone isolation controls per C403.2.1 C403.6.10, Interior / exterior Verify that VAV terminals serving interior Item 7 zone design supply air cooling driven loads are sized per a design temperature supply air temperature that is 5°F higher than VAV terminals serving exterior zones while in cooling mode C403.6.10, Maximum air Identify all air terminals with minimum Item 8 terminal inlet velocity primary airflow setpoints > 50% of maximum setpoint in mechanical equipment schedule for these air terminals indicate inlet velocity does not exceed 900 fpm Page 27132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.6.10, Maximum allowable For each fan system serving a multiple -zone Item 9 system brake VAV HVAC, provide calculations that verify horsepower fan system electrical input power is <_ 90% of the fan power budget in accordance with Section C403.8.1.1 C403.6.10, Fan -powered terminal Indicate all series and parallel fan -powered Item 10 unit motor and terminals have electronically commutated control motors (ECM); indicate DDC control system is configured to vary air terminal fan speed as a function of the load; indicate fan speed during periods of low heating, low cooling, or ventilation -only mode is <_ 66% of peak design air flow, or provide supporting documentation for applied exception C403.6.10, Application of single Indicate VAV terminal types on plans; verify Item 11 duct and fan -powered fan -powered terminal units only serve terminal units perimeter zones with envelope loads and interior zones with high occupant density and DCV per C403.7.1; verify all other zones are served by single duct terminal units C403.6.10, Fan -powered terminal Indicate DDC controls are configured to Item 12 unit primary air reset automatically reset the primary supply air cfm setpoint of all fan -powered terminal units to the minimum required to maintain ventilation during occupied heating or deadband mode, based upon the VAV air handling unit minimum ventilation air fraction C403.6.10, Controls for high For zones > 150 sf with high occupant density Item 13 occupant density (_ 25 people / 1000 sf), indicate zone is spaces served by a dedicated terminal unit with DCV control that resets terminal unit ventilation setpoint based on measured CO2; also indicate occupancy sensor control that automatically reduces minimum ventilation to zero and sets back room heating and cooling setpoints by _ 5°F when space in unoccupied C403.6.10, Dedicated cooling For data centers and server, electronic Item 14 systems serving data equipment, telecom or similar spaces with centers and server, design cooling loads > 5 W/sf, indicate spaces electronic equipment are served by dedicated cooling systems that and telecom spaces are independent of the HPVAV systems serving the rest of building C403.6.10, Dedicated cooling Indicate dedicated cooling systems are Item 14 systems serving data configured for 100% air economizer centers and server, operation and comply with all related electronic equipment economizer requirements per C403.5 (without and telecom spaces economizer exceptions), or heat recovery per C403.5, Exception 9 C403.6.10, Central plant Indicate whether systems are served by a high Item 15 efficiency efficiency heating water plant, or a high efficiency chilled water plant Page 28132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.6.10, Central plant If complying via high efficiency heating water Item 15 efficiency plant: Indicate all VAV terminals have hydronic heating coils served by a heating water system with either gas -fired boiler(s) with thermal efficiency (Et) _ 92%, air -to - water heat pumps, or heat recovery chillers; indicate hydronic heating coils are sized per a maximum 120°F entering water temperature during peak demand C403.6.10, Central plant If complying via high efficiency chilled water Item 15 efficiency plant: Indicate all VAV air handlers have cooling coils served by chillers with rated IPLV efficiency that exceeds WSEC listed IPLV by at least 25% per Table C403.3.2(7) (note water-cooled IPLV is max, all others are min); indicate smallest chiller or compressor in plant is < 20% of the total plant capacity, or provide thermal storage sized for _ 20% of total plant capacity C403.6.10, Fault detection and Indicate DDC system includes automatic fault Item 16 diagnostics detection and diagnostics (FDD) configured to monitor operation and provide fault reporting of all required parameters for all VAV air handlers and VAV air terminal units ;n the APV 0,7 —a— HIGH EFFICIENCY SINGLE -ZONE VAV SYSTEMS - EXCEPTION TO C403.3.5 DOAS, MUST COMPLY WITH ALL 8 PROVISIONS TO BE ELIGIBLE C403.12, Air economizer Indicate system is configured for 100% air Item 1 economizer operation and complies with all related economizer requirements per C403.5 (without economizer exceptions) C403.12, Direct digital controls Provide DDC controls for all components of Item 2 (DDC) system per C403.4.11 (regardless of system size); identify all DDC system input / output control points; indicate capability for trending and graphical display C403.12, Outdoor airflow For systems with minimum required outdoor Item 3 measurement and air _ 1,000 cfm, provide an airflow control monitoring station that is configured to measure outdoor air intake under all load conditions; indicate controls that adjust outdoor air cfm via DCV per C403.7.1 C403.12, Maximum allowable For each fan system serving a single -zone Item 4 fan power VAV system, provide calculations that verify fan system electrical input power is <_ 90% of the fan power budget in accordance withC403.8.1.1 C403.12, Supply airflow Provide controls that adjust supply airflow Item 5 control based on the heating and cooling loads; indicate control sequence that limits minimum fan speed to 30% of peak design airflow or required ventilation during unoccupied mode, whichever is less Page 29132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.12, Item 6 Controls for high occupant density spaces For zones > 150 sf with high occupant density (_ 25 people / 1000 sf), indicate DCV control that resets ventilation setpoint based on measured CO2; also indicate occupancy sensor control that automatically reduces minimum ventilation to zero and sets back room heating and cooling setpoints by _ 5°F when space in unoccupied C403.12, High efficiency Indicate which system performance option is Item 7 system option applied - high efficiency DX cooling and heat pump or high efficiency gas heating; or heating coils served by a high efficiency heating water plant; or cooling coils served by high efficiency chilled water plant C403.12, High efficiency If complying via high efficiency DX: Indicate Item 7 system option full load and part load rated cooling efficiency exceeds WSEC listed efficiency by at least 15%; if heating is supplied by a gas -fired furnace, indicate thermal efficiency (Et) is _ 90%; if system is a heat pump, indicate heating efficiency (HSPF or COP) exceeds WSEC listed efficiency by at least 10%; control of cooling and heating coil output shall be configured with a minimum of 2-stages or modulating C403.12, High efficiency If complying via high efficiency heating water Item 7 system option plant: Indicate hydronic heating coils are served by a heating water system with either gas -fired boiler(s) with thermal efficiency (Et) _ 92%, air -to -water heat pumps, or heat recovery chillers; indicate hydronic heating coils are sized per a maximum 120°F entering water temperature during peak demand C403.12, High efficiency If complying via high efficiency chilled water Item 7 system option plant: Indicate cooling coils are served by chillers with rated IPLV efficiency that exceeds WSEC listed IPLV by at least 25% per Table C403.3.2(7) (note water-cooled IPLV is max, all others are min); indicate smallest chiller or compressor in plant is <_ 20% of the total plant capacity, or provide thermal storage sized for _ 20% of total plant capacity C403.12, Fault detection and Indicate DDC system includes automatic fault Item 8 diagnostics detection and diagnostics (FDD) configured to monitor operation and provide fault reporting of all required parameters for all HPVAV single -zone air systems EXTERIOR HEATING SYSTEMS C403.11.1 Heating outside a building Indicate systems providing heating in non - enclosed outdoor occupied spaces are radiant systems Page 30132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com C403.11.1 Hearing outside a Indicate occupancy sensing or rimer switch building controls configured to automatically shut off heating system when area served is unoccupied C403.11.2 Snow melt systems Indicate automatic controls configured to shut off system when pavement temperature exceeds 50°F and no precipitation is falling, and when outdoor air temperature exceeds 40°F C403.11.3 Freeze protection Indicate automatic controls to shut off system system controls when outdoor temperature exceeds 40°F, or conditions protect fluid from freezing HVAC EQUIPMENT ENERGY USE METERING NA C409.3.1 HVAC equipment For new buildings and building additions > energy use metering 25,000 sf, verify energy use metering of all equipment used to provide space heating and cooling, dehumidification and ventilation will be provided per C409; indicate equipment eligible for exception DOCUMENTATION AND SYSTEM SPECIFIC REQUIREMENT TO SUPPORT COMMISSIONING (CX) NA C408.1 Scope of mechanical For buildings with areas required to comply systems with C403.3.5 (DOAS) or with _ 180,000 commissioning Btu/h total output cooling capacity or _240,000 Btu/h total output heating capacity or energy recovery equipment _ 300 cfm, indicate that all mechanical systems regardless of individual capacity are required to be commissioned; or provide building heating / cooling capacity calculation demonstrating eligibility for exception NA C408.1 Scope of mechanical Indicate that all systems, equipment and systems controls for which the WSEC requires control commissioning functions and / or configuration to perform specific functions are included in the Cx scope NA C408.1.1 Commissioning Indicate in plans and specifications that Cx C408.1.4.1 requirements in per C408 is required for all applicable construction mechanical systems documents NA C408.1.1 Commissioning Include general summary that includes at C408.1.4.1 requirements in minimum: narrative description of activities, construction responsibilities of the Cx team, schedule of documents activities including verification of project close out documentation per C103.6, and conflict of interest plan (if required) NA C408.1.1 Commissioning Include in general summary that a Cx project C408.1.4.1 requirements in report or Compliance Checklist (Figure construction C408.1.4.1) shall be completed by the documents Certified Cx Professional and provided to the owner prior to the final mechanical inspection. Page 31132 2021 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2024 NEEA, All rights reserved The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the Washington State Energy Code, Commercial Provisions. For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com NA C408.1.2.2 Functional Identify in plans and specifications the performance testing intended operation of all equipment and criteria controls during all modes of operation, including interfacing between new and existing -to -remain systems YES C408.2.2 Air system and Indicate in plans that air and fluid flow rates M002, M101 hydronic system shall be tested and balanced within the balancing tolerances defined in the specifications; indicate systems shall be balanced in a manner to first minimize throttling losses, then adjusted to meet design flow conditions YES C408.2.2.1 Air system balancing Indicate devices that provide the capability to M101 devices balance all supply air outlets, zone terminals and air handling equipment requiring system balancing NA C408.2.2.2 Hydronic system Indicate devices that provide the capability to balancing devices isolate, balance and measure flow across all hydronic equipment requiring system balancing including heating and cooling coils and pumps; or exception applied PROJECT CLOSE OUT DOCUMENTATION YES C103.6 Documentation and Indicate in plans that project close out M002 project close out documentation and training of building submittal operations personnel is required for all requirements mechanical components, equipment and systems governed by this code; indicate close out documentation shall include: record documents, O&M manuals, applicable WSEC mechanical equipment compliance reports and calculations Page 32132