Minnesota Administrative Rules

4715.1310 FOOD-WASTE GRINDER UNITS.

Domestic food-waste grinders shall be connected to a drain of not less than 1-1/2 inches in diameter.

Commercial food-waste grinders shall be connected to a drain of sufficient size to serve the unit, but in no case connected to a drain of less than two inches in diameter, and shall be connected, trapped, and vented separately from any other fixtures or compartments.

All food-waste grinders shall be provided with an adequate supply of water in sufficient flow rate to insure proper functioning of the unit. The water supply line to a commercial food waste grinder, which is equipped with a water rinsed funnel, shall be protected against back-siphonage by an air gap or vacuum breaker.

Except as provided in part 4715.1105, no food-waste grinders shall be connected so as to discharge through a grease interceptor.

Statutory Authority:

MS s 326.37 to 326.45; 326B.43 to 326B.49; 326B.52

History:

L 2007 c 140 art 6 s 15; art 13 s 4; 36 SR 1479

Published Electronically:

November 13, 2012