01-25-2010(2)Holy Rosary Church GI Sizing Sheet 100125.pdf11111liq 111111111 ��1111111� 1111111
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• A Grease Interceptor permit is required ($365.00 fee). Contact the Pretreatment Technician
(425-672-5755) if you have any questions and also to get signature approval on this form.
• Per Edmonds City Code the minimum sized Grease Interceptor permitted is 500 gallons.
Maximum sized unit is 4,000 gallons.
NUMBER OF MEALS SERVED AT PEAK HOUR A =
Based on the total number of seats and average time per meal
Lounge and bar seating is counted at 24%.
WASTE FLOW RATE (Choose one) B =
• With Dishwashing Machine ...................... 6 gallon flow
• Without Dishwashing Machine ................ 5 gallon flow
• Single Service Kitchen* ............................. 2 gallon flow
• (Food Waste Disposer ....................... add 1 gallon flow)
RETENTION TIMES (Choose one) C =
• Commercial Kitchen Dishwasher ............. 2.5 hours
• Single Service Kitchen* ............................. 1.5 hours
STORAGE FACTORS (Choose one) D
• Full Service Kitchen 0-12 hour operation:.......... 1
• Full Service Kitchen 12-20 hour operation:........ 2
• Full Service Kitchen 24 hour operation: ............. 3
• Single Service Kitchen*: ...................................... 1.5
• (Alternate factor for occasional use kitchen ......... ___)
Minimum Interceptor Size fliguid capacity) A x B x C x D=_
*A single service kitchen refers to a restaurant where disposable dishware is used and
dishwashing operations are therefore greatly reduced.
-------------------------------------- (For City use only below this line)
Remarks: to or
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Size Approved: gal. Approved by:'
INN Date:
treatment Technician
[Rev. Feb. 2004] O O V . tt, � ;P C • 5 Q. t !\