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2015 Washington State Ener. ode Compliance Forms for Commercial,R2 and R3 over .ries and all R1 -Page 4 of 7 <br /> Mechanical Permit Plans C►.,;cklist MECH-CHK <br /> 2015 Washington State Energy Code Compliance Forms for Commercial Buildings including R2&R3 over 3 stories and all R1 Revised January 2017 <br /> Project Title: Concentra Everett Date 1/1/2015 <br /> The following information is necessary to check a permit application for compliance with the mechanical systems and equipment requirements of the <br /> Washington State Energy Code,Commercial Provisions <br /> Applicable Code Section Code Provision Information Required-Must be in permit documents Location in Building Department <br /> (yes,no,na) Documents Notes <br /> For supply and return ductwork located in unconditioned space or outdoors,indicate R-value <br /> of insulation on ductwork on plans,identify climate zone,note exceptions taken N/A <br /> C403 2.8 1 For supply ductwork located in conditioned space,identify if design supply temperature is< <br /> C403 2 8 2 'Duct insulation 55°F or>105°F and indicate R-value of insulation on this ductwork on plans,note exception Specificatio <br /> taken ns <br /> For OSA ductwork,shafts and plenums,indicate R-value of insulation on these elements on <br /> plans per Table C402 1 3 for steel-framed walls,note exception taken N/A <br /> Piping Systems <br /> C403 2 9 Piping insulation Indicate design temperature range of Fluid conveyed in piping and thickness of insulation(in <br /> inches)on hydronic piping plans,or exception taken N/A <br /> C403 2 9 1 Piping insulation exposed to Indicate method of protection of pipe insulation from damage/degradation on hydronic piping <br /> weather plans N/A <br /> Economizers <br /> Identify in equipment schedules on plans or in MECH-EQ forms all cooling systems requiring <br /> air economizer controls N/A <br /> C403 3 Air economizer required Provide MECH-ECONO form indicating systems utilizing air economizer exceptions,including <br /> those with water-side economizer in lieu of air economizer,indicate on plans eligible <br /> exception(s)taken and measures to comply with exception(s) N/A <br /> C403 3 1 Integrated economizer Indicate air and water-side economizers are configured for partial cooling operation even <br /> operation-air and water where additional mechanical cooling is required to meet the load N/A <br /> C403 3 2 Economizer heating system Verify control method of HVAC systems with economizers does not increase building heating <br /> impact-air and water energy usage during normal operation N/A <br /> C403 3 3 1 Air economizer capacity Indicate modulating OSA and return air dampers are configured to provide up to 100%OSA <br /> for cooling N/A <br /> Verify mechanical cooling controls are interlocked with air economizer controls so the outside <br /> C403 3 1 air damper remains in 100%open position when mechanical cooling is also required to meet <br /> C403 3 3 2 Integrated air economizer the cooling load,until the leaving air temperature is<45°F N/A <br /> For systems with cooling capacity>_65,000 Btu/h,verify that control of economizer dampers is <br /> not based only on mixed air temperature,or exception taken N/A <br /> C403 3 3 3 Air economizer high limit Indicate high limit shut-off control method and required high limit per Table C403 3 3 3 <br /> controls N/A <br /> For eligible systems where water-side economizer may be provided in lieu of air economizer, <br /> C403 3 4 1 Water economizer capacity indicate system is capable of 100%design cooling capacity at 50°F db/45°F wb OSA <br /> temperatures N/A <br /> C403 3 4 2 Water economizer Indicate pressure drop across precooling coils and heat exchangers in water economizer <br /> maximum pressure drop system do not exceed pressure drop limit N/A <br /> C403 3 1 DX air handling equipment For DX air handlers with economizer and cooling capacity z 65,000 Btu/h,refer to HVAC <br /> control System Controls for requirements N/A <br /> DX equipment economizer For DX air handlers with economizer and cooling capacity>_54,000 Btu/h,provide a fault <br /> C403 2 4 7 fault detection and detection and diagnostics(FDD)system to monitor economizer system operation and report <br /> diagnostics faults N/A <br /> Systems Requiring Energy Recovery <br /> For systems with design OSA>5,000 cfm,or design supply air cfm and%OSA exceeding the <br /> values in Tables C403 5 1(1)or(2),indicate exhaust air ER method,or exception taken with <br /> supporting calculations N/A <br /> Energy recovery(ER)- <br /> C403 5 1 ventilation/exhaust For rooms served by multiple systems with aggregate design OSA>5,000 cfm,or aggregate <br /> systems design supply air cfm and%OSA exceeding the values in Tables C403.5 1(1)or(2),indicate <br /> exhaust air ER method,or exception taken with supporting calculations N/A <br /> Indicate ER rated effectiveness that increases OSA enthalpy by a 50%based on delta <br /> between OSA and return air enthalpies at design conditions N/A <br /> Laboratory exhaust systems For buildings with total lab exhaust>5,000 cfm,indicate method of energy recovery used to <br /> C403.2 7.2 pre-condition laboratory make-up air,ER effectiveness(min 25°F),or alternative method per <br /> (energy recovery) exception(VAV exhaust,semi-conditioned makeup,or CERM calculation) N/A <br /> For buildings with pools or spas with water surface area>200 sf,indicate exhaust air ER <br /> C404 10 4 Pools and permanent spas method and use of waste heat(preheat ventilation air,pool water or service hot water),or <br /> (under exhaust systems exception taken N/A <br /> C404 11) (energy recovery) Indicate ER system has the rated effectiveness and is configured to decrease the exhaust air <br /> temperature at design conditions by>_36°F N/A <br /> For buildings with on-site steam heating systems,indicate condensate water ER N/A <br /> C403 5 2 Energy recovery- <br /> steam condensate systems For buildings that use off-site generated steam where condensate is not returned to the <br /> source,indicate on-site condensate water ER N/A <br />