GI Sizing WorksheetGrease Interceptor Sizing Worksheet
Facility Name: F-`D 1 AV'A p S C-S e M: p—
Address: ?- Z O '�,'Akk - f OAD A V a3 U !✓ Suite No.: - - —
• A Grease Interceptor permit is required. 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 = 52 -
Based on the total number of seats and average time per meal.
Lounge and bar seating is counted at 20%.
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 (liquid capacity) A x B x C x D= Cs7�
*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:
Size Approved: gal. Approved by: Date:
Pretreatment Technician
[Rev. Oct 2015 (fees)]