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Mechanical Requirements • • i of 2018 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 C403.7.4.2 Ventilation controls Refer to Requirements List section HVAC for Group R-1 Controls for Group R-1 temperature setback guestrooms and set-up controls Indicate method of ventilation and exhaust isolation for each guest room and automatic 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) 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 C403.7.6 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 For rooms served by multiple systems with aggegate design ventilation air>5,000 cfm, 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 Indicate energy recovery rated effectiveness that increases outdoor air enthalpy by>_50% based on delta between outdoor air and return air enthalpies at design conditions 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 Provide calculations that show a balanced accounting of total kitchen exhaust(include all hoods)with%of:supply air,transfer air from adjacent spaces,and make-up air For hoods with make-up air drawn directly into the exhaust air cavity of each hood, indicate that replacement air does not exceed 10%of hood exhaust airflow rate For kitchens with total hood exhaust exceeding 2,000 cfm,indicate that each hood is UL 710 rated and maximum exhaust airflow rate of each hood is per Table C403.7.7.1.2;or exception applied Page 8125