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t <br /> �y1 S_6 17�`' � <br /> All ldtc6en es6aoet hoods,Type I dc II <br /> _7 �Plans should show thet the kitchen exhaust c�aopy-tYPe hood extenda a minimum 6 <br /> r inches beyond tl►e cooking surface on all open sides in compliance with Secdoa 508.6 <br /> V' The kitchen exhaust should have make-up eir s�pplied to the room equal to the <br /> amouat to be exhausted. Tue mel�up air srystem should be interlocked with the <br /> exl�aust system. Section 402.4 <br /> � Kitchea exhaust systems should be provided with approved fire-extinguishinB <br /> equipment Section 509.2 <br /> � The vertical dist�nce between canopy-type hood and cooking surface should not <br /> excecd 4 feet. Sxtion 508.fi <br /> Type I hoods ouly <br /> � f A solid fiul charbroiler should be provided with a separate exhaust system, <br /> �� independeat of all other systems serving other cooking app(iances. Section 508.7.1 �� <br /> � Kitche endladon duct. �e for a Typc:I hood sho be at least No. lb gage stesl or <br /> N� . 1 g e stainless steei. Hoods should be No. 2 gage steel. Secf�;, is 507.3 & <br /> G�C. <br /> �Kitchen ventiladon duct should slope not less than 1/4 inch per lineal floar i� 12 units <br /> horiwntal(2%slope)toward the hood where the duct length dces not exceed 75 feet. ' <br /> Section 507.4 <br /> � Cleanout locations should be indicated on the exhaust duct. Secdon 507.5 <br /> � The kitchea e�aust duct should be enclosed ia at least a one-hour shaft(or two-hour ` <br /> shaft in Type I or Type II FR buildings). Sec6on 507.6 <br /> V' The duct enclosure should be sealed around the duct at the point of penetradon and <br /> vented to the exterior at the point of texmination. Section 507.6 <br /> �The shnR should be separated from the duct by at least 3 inches aad not more then 12 <br /> inches and should serve a single grease exhaust system. Secrion 507.6 <br /> � The siu of the kitchen exhaust hood and duct,and the fan's cubic-feet-per-minute <br /> (L/s)ratiag,should be provided to allow for the review of sir qaac►tides and <br /> velocities in the duct to ensure compliance with Sections 507.8 8c 507.9 <br />