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4626.1190 5-402.12 BACKFLOW PREVENTION.*

A.

Except as specified in items B and C, a direct connection shall not exist between the sewage system and a drain originating from equipment in which food, portable equipment, or utensils are placed.

B.

If allowed by chapter 4714, a warewashing machine may have a direct connection between its waste outlet and a floor drain when the machine is located within 1.5 meters (five feet) of a trapped floor drain and the machine outlet is connected to the inlet side of a properly vented floor drain trap.

C.

If allowed by chapter 4714, a warewashing or culinary sink may have a direct connection.

Statutory Authority:

MS s 31.101; 31.11; 144.05; 144.08; 144.12; 157.011

History:

23 SR 519; 40 SR 71

Published Electronically:

April 1, 2016

Official Publication of the State of Minnesota
Revisor of Statutes