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4 .4 °� .- iI. Makeup Air(608): 1'. ) s ‘144'":"r <br /> i d <br /> 1. Applicant shall provide makeup air ep aroxirnatety equal to the exhaust, CFM. <br /> 2. Makeup air system shall be electronically interlocked with the exhaust system, such that the makeup <br /> air system will operate when the exhaust system is in operation. Provide note on plan sheet no <br /> 3. Makeup air shall be provided by a mechanical or gravity means of sufficient capacity. Windows and <br /> door openings shall not be used for the purpose of providing makeup air. <br /> Fah Motorized Damper <br /> Make end Model: H.P. Recommended air valocit 500 fom <br /> I <br /> Static Pressure: Duct.Area <br /> In.at Requirement=: _ /500_ <br /> CFM FM/500 fpm <br /> CFM I ft,z <br /> Duct€ irrrensis rs: Duct Dimension <br /> ft.2 Requirement <br /> area <br /> iff. Damper <br /> Air Velocity J - Opening X <br /> =cF1Warea / <br /> CFM area fpm ft <br /> I <br /> J. Duct Slope and Cleanout Access(5O6.a.7 •606.38a 506.3.8): r <br /> 1. Horizontal duct up to 79 long: Minimum Slope Y in.Ift. Proposed: infft. <br /> Horizontal duct more than 5 long: Minimum Slope I irti€t: Proposed: <br /> in_lft. <br /> 2. Tight fitting cleanout doors grail be provided Total Number Proposed: <br /> at every change in ductwork direction, (WAC5O6. .9,1) <br /> . Refer to State amendments for vertical ducts. (WA 506.3.9, ) <br /> K Duct Enclosure(808.3.11): <br /> 1, Ducts penetrating a ceiling,wall or floor shall be enclosed in a duct enclosure having fire rating per <br /> IBC 708.4 from the point of penetration to the,outside air, A duet may only penetrate exterior <br /> walls at locations where unprotected openings are permitted by Table 705:8 of 2009 International <br /> Building Code, <br /> 7 <br /> Type of Construction Klin. Fire-Resistive I Proposed Proposed material` <br /> Dclrist. of l nclo & n t3 ticar <br /> i <br /> I ER., Il .R. 2hour <br /> II, Ill,IV,V 'l hour hr. <br /> , <br /> 2. Dur enclosures shall be separated from the duct by at least 5', (506, -19)proposed: fry. <br /> 3. Duct enclosures shall be sealed around the duct at the point of penetration and vented to the exterior <br /> through a weather-protected opening. <br /> 4. Duct enclosures shall serve only one kitchen exhaust duct. (See multiple:hood venting tot <br /> exception.) <br /> 5. Tight-fitting hinged access door shall be provided at each cleanout. Access enClosure doors shall <br /> have a fire-resistance rating ural to the enclosUr°e. An approvd sign shall be placed on the access <br /> door. "ACCESS PANEL DO NOT OBSTRUCT." <br /> ,,,,. <br /> / <br /> BS UCT" <br /> s <br /> f , 1 <br />