APPROVED BLD2022-0266 FORM- E36Hydromechanical Grease Interceptor Sizing Worksheet
Facility Name: Copper Pot Baker
Address: 550 Main Street Edmonds, WA 98020 Suite No.: 2
• A Hydromechanical Grease Interceptor (HGI) plumbing permit is required ($165.00 fee).
Contact the Pretreatment Technician (425-771-0237 ext. 13.
regarding this form.
• Dishwashers are not allowed to be connected to a HGI.
• Food disposers are not allowed in a facility served by a F
removed. Solids must be screened out and placed in the
Step 1: Flow rate to grease interceptor
Fixture flow rate: (cu in / 231) = gal x 0.75 / 2 min = 2 min flow rate
I1:1WNI WITA01 K
I and must be dB*ed or
ItTlicOVnED M O N D S
3 Comp Sink
3 Compartment Sink
21" x 21" x 14" (3)
1
18,522
30 GPM
Bar Sink
Bar Sink One Bowl
14" x 14" x 14"
1
2,744
4.45 GPM
Dishwasher
Undercounter (Dishwasher)N/A
1
1,155
2.5 GPM
Espresso
Floor Sink
N/A
1
N/A
0.5 GPM
Ice Machine
Ice Machine (with drain)
N/A
1
N/A
0.5 GPM
Prep Sink
Prep Sink One Bowl
21" x 21" x 14"
1
6,174
10 GPM
Trench Drain
Floor Sink
N/A
2
N/A
2 GPM
Total 49.95 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:
50 gpm Approved by: Date: 4/06/2022
Pretrcatmr Technician
[Revised 1 /7/20221
CITY OF EDMONDS
Grease Removal Equipment Application
Business Name: Copper Rose LLC Date Submitted:
Address: 550 Main St, Edmonds, WA 98020 Suite No.: 2
Business Owner: Casey Cooper Mailing Address:539 NE 94th St, Seattle, WA 98115
Contact Person/Title: Casey Cooper, Owner Phone: 512-944-7822
Days/Hours of Operation: TBD
Total Number of Meals Served Per Peak Hour (assume all seats filled):
Number of Seats: Dining: 0 Lounge/Bar: 0 Banquet Rooms: 0 Deck/Patio: 0
Building Occupancy Permit Capacity: Health Dept. Permit Capacity
Inventory of Kitchen Equipment and Plumbing Fixtures for this Establishment: (Grills,
burners, ovens, hoods, deep fat fryers, wok stations, soup kettles, sinks, pre -wash sinks,
dishwashers, disposers, mop sinks, floor drains, etc.) 2 convection ovens. 2 compact hearth
ovens. low temp corner dishwasher. type II hood. 3 comp sink. prep sink. 2 hand washina sinks.
beverage dump sink, mop sink, 1 floor drain, bathroom.
What proportion, if any, of the dishware used is of the disposable type? All
How is waste oil/grease handled, stored, and recycled/disposed? No Waste Oil
Estimate gallons of waste oil/grease produced per month:
If recycled, by which company?
How are vent hoods cleaned and where does the cleaning waste go?
Contact the Pretreatment Technician at 425-771-0237 ext. 1357 to discuss the
type and size of equipment you must install, and then complete the appropriate
accompanying worksheet for either a Gravity Grease Interceptor or a
Hydromechanical Grease Interceptor.
[Revised 1/7/2022]
GREASE INTERCEPTOR CALCULATIONS
Reference No. 35134 Project Name:
Copper
Pot Bakery
Step 1: Flow rate to grease interceptor
Fixture flow rate: (cu in / 231) = gal x 0.75 / 2 min = 2 min flow rate
3 Comp Sink 3 Compartment Sink 21" x 21" x 14" (3) 1
18,522
30 GPM
Bar Sink Bar Sink One Bowl 14" x 14" x 14" 1
2,744
4.45 GPM
Dishwasher Undercounter (Dishwasher) N/A 1
1,155
2.5 GPM
Espresso Floor Sink N/A 1
N/A
0.5 GPM
Ice Machine Ice Machine (with drain) N/A 1
N/A
0.5 GPM
Prep Sink Prep Sink One Bowl 21 " x 21 " x 14" 1
6,174
10 GPM
Trench Drain Floor Sink N/A 2
N/A
2 GPM
Total
49.95 GPM
Step 2: Grease Production
Servings per day x Grease production value x Days between pump -outs = Grease output
Number of meals served per day: 210
Grease production value: 0.035 Ibs per serving (Bakery: High / No flatware)
Days between pump -outs: 30 days
210 x 0.035 x 30 = 220 Ibs of FOG
GREASE INTERCEPTOR SCHEDULE
MARK
LOCATION
AREA SERVEDMANUFACTURER/
MODEL NO
TYPE
CAPACITY
I MAX
OPERATING
TEMP (°F)
PIPE
PHYSICAL
COVER
NOTES
MARK
FLOW
(GPM)
GREASE
(LBS)
SOLIDS
(GAL)
LIQUID
(GALS)
INLET
(DIA)
DISCH VENT
(DIA) (DIA)
LXWXH
(INANAN)
WEIGHT
(L65)
QTY. /
SIZE (DIA)
RATING
(LBS)
63 WASHING/PREP AREA
KITCHEN
SCHIER / GB-3
HYDROMECH
50
270
2
40
150
4
4 2
37x26x21
69
1 / 22"
1000
1.2
63
NOTES:
1. VENT NOT REQUIRED UNLESS PER LOCAL CODE.
2. PROVIDE WITH PUMPOUT PORT CONNECTION. SEE PLANS FOR PUMP OUT PORT LOCATION.
Shown in grey to illustrate baffle design.
PolyTrap® unique features include:
• Scientifically placed, removable baffles.
• Flow control device as required.
• Complete inlet and outlet connections with standard
female threads.
• D-ring sealing gasket between cover and tank.
• Matching cover with flush mounted bolts in stainless
steel.
• Easy -to -read installation instructions.
• Strong and durable, yet light in weight to make handling
and installation less demanding.
• Products can ship via UPS same business day.
Listed by many local and state authorities (a.
• Certified to the exacting standards of PDI.
• Listed by other local code authorities.
• PolyTrap* is Superior to metal, fiberglass, or specially
treated materials that are promoted as "preventing corrosion".
PolyTrap® grease interceptors include a completely integrated surf
guaranteed not to corrode, chip, peel or leach.
• Leak -proof, seamless constructed tank, manufactured with high -
quality material that provides enhanced stiffness in combination wit
impact resistant properties.
• Lightweight, easy to handle and install — yet durable and sturdy to
withstand the most rigorous applications of the plumbing industry.
• The unique resin used allows for use in applications requiring high
temperature continuous service. No comparable material like it.
• Smooth, non-stick surface allows for easier and more complete
cleaning, Stay's Clean Looking.
• Surfaces discourage bacteria build-up.
• High value for you — the customer.
• Fast Delivery, in stock.
• Can be used on floor or in ground flush to floor.
• Can be shipped anywhere for very low cost compared to metal
competitors.
Options and Considerations for ordering
• All dimensions are nominal and may vary from table.
• 4800 Series models include flow control device.
• Matte finish on all covers to reduce slipping.
• Special HD Diamond Plate cover over -lays are available for
pedestrian traffic areas.
• All units include removable baffle and internal air -relief.
* Check on code approval status & availability.
DATA ON DIMENSIONS & SPECIFICATIONS
our �■
1
Model Number
4804
4807
4810
4815
4820
4825
4835
4850
75*
Flow Rate G.P.M.
4
7
10
15
20
25
35
50
75
Grease Capacity (lbs.)
8
14
20
30
40
50
70
100
150
Approximate
Dimensions (inches)
Length (A)
Width (B)
Height (C)
16.25
10
10.25
20
14.5
11.75
23
14.5
13.375
23
19.5
14
29
19.5
14.75
32.5
19.5
18
32 5
2
37
25
19
44.25
25
25
Bottom of unit to center of
inlet/ outlet (D)
7
7.50
8.50
9.25
10.50
13
1 .5
13.5
19.25
Nom. Wall Thickness (in.)
3/16
3/16
3/16
3/16
3/16
3/16
6
3/16
3/16
Approximate Weight (lbs.)
10
15
18
25
30
35
40
50
72
Standard Inlet/Outlet (in.)
2
2
2
2
2
3
3
3
3
Liquid Holding Capacity (gal)
23
5.6
7.3
12.1
17.6
24.8
30.0
40.5
61.8
*Certification Pending