E36 Approval Page SignedHydromechanical Grease Interceptor Sizing Worksheet
Facility Name:
Virtue Cellars
Address: 550 Main St Edmonds, WA 98020
Suite No.: 3
• A Hydromechanical Grease Interceptor (HGI) plumbing permit is required ($165.00 fee).
Contact the Pretreatment Technician (425-771-0237 ext. 1357) if you have any questions
regarding this form.
• Dishwashers are not allowed to be connected to a HGI.
• Food disposers are not allowed in a facility served by a HGI and must be disabled or
removed. Solids must be screened out and placed in the solid waste container.
Fixture Capacity in Cubic
Inches
(L x W x D x no. of sinks)
Fixture Capacity
in Gallons
(Cu. In.— 231)
Drainage Load
(75% of Total
Capacity)
Flow Rate for
a 2-Minute
Drain Period
#1
10 x 14 x 10 x 3 = 4,200 c.i.
_ 231 = 18.181 gal.
x .75 = 13.64 al.
- 2 = 6.82 gpm
#2
x x x = c.i.
- 231 = gal.
x .75 = gal.
- 2 = gpm
#3
x x x = c.i.
- 231 = al,
x .75 = gal.
- 2 = gpm
#4
x x x = c.i.
- 231 = gal.
x .75 = gal.
_ 2 = gpm
HGI #1— Total drainage flows from maximum of 4 fixtures
6.82 gpm
#1
x x x = c.1.
- 231 = gal.
x .75 gal.
- 2 = gpm
#2
x x x = c.i.
- 231 = al.
x .75 = gal.
- 2 gpm
#3
x x x = c.i.
- 231 = al.
x .75 = al.
- 2 = m
#4
x x x = c.i.
I - 231 = gal.
x .75 = gal.
- 2 gpm
HGI #2 — Total drainage flows from maximum of 4 fixtures
gpm
#1 Hydromechanical Grease Interceptor Size (in gpm)
35
50
75
100 or
greater
#2 Hydromechanical Grease Interceptor Size (in gpm)
35
50
75
100 or
greater
If the calculated size is less than 35 gpm please circle the 35 gpm box.
The Minimum Hydromechanical Grease Interceptor size is 35 gpm as per City of Edmonds
Pretreatment Ordinance.
City may upsize for factors such as low temp/high volume dishwashing, if permitted, or
high oil/grease content on menu, etc.
--------------------------------------- (For City use only below this line) -----------------------------------------------
Remarks:
Size Approved: "� 5 _gpm Approved by:
Date: 0 -13- 2 .�
[Revised 1/7/20221