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Proper Sizing

Requirements concerning the proper sizing of grease interceptors.

Table I
Aggregate volume in cubic inches of all fixtures listed in this table. Minimum grease interceptor retaining capacity for: pot sinks, food prep. Sinks, scullery sinks and floor drains which are used for washdown purposes only.
up to 2,462 8 (lb)
2,463 to 4,312 14 (lb)
4,313 to 6,160 20 (lb)
6,161 to 9,240 30 (lb)
9,241 to 12,320 40 (lb)
12,321 to 15,400 50 (lb)
15,401 to 21,560 70 (lb)
21,561 to 30,800 100 (lb)
30,801 to 46,200 150 (lb)
46,201 to 61,600 200 (lb)
61,601 to 92,400 300 (lb)
92,401 to 123,000 400 (lb)
Table II
Aggregate volume in cubic inches of all fixtures, vessels and receptacles listed in this table. Minimum grease interceptor retaining capacity for: scraper sinks, woks, automatic dishwashers and any fixture receiving discharge from soup and stock kettles.
up to 1,231 8 (lb)
1,232 to 2,156 14 (lb)
2,157 to 3,080 20 (lb)
3,081 to 4,620 30 (lb)
4,621 to 6,160 40 (lb)
6,161 to 7,700 50 (lb)
7,701 to 10,780 70 (lb)
10,781 to 15,400 100 (lb)
15,401 to 23,100 150 (lb)
23,101 to 30,800 200 (lb)
30,801 to 46,200 300 (lb)
46,201 to 61,600 400 (lb)

Note: Aggregate volume is the maximum volume (e.g. length times width times height to the overflow if rectangular) in cubic inches of all fixtures, vessels and receptacles that may flow simultaneously through the interceptor.

Reservoir Levels

Current: 66.3%

Normal: 76.6%