Minnesota Administrative Rules
This is an historical version of this rule part. Also view the current version.
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.
History:
23 SR 519; 40 SR 71
Published Electronically:
April 1, 2016
Official Publication of the State of Minnesota
Revisor of Statutes