Minn. R. agency 144, ch. 4626, SEWAGE, pt. 4626.1190

Current through Register Vol. 49, No. 20, November 12, 2024

Part 4626.1190 - BACKFLOW PREVENTION.* 5-402.11

A. Except as specified in items B and, C, and D, a direct connection must not exist between the sewage system and a drain originating from equipment in which food, portable equipment, or utensils are placed._P1

B. Item A does not apply to floor drains that originate in refrigerated spaces that are constructed as an integral part of the building.

C. 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 5 feet (1.5 meters) of a trapped floor drain and the machine outlet is connected to the inlet side of a properly vented floor drain trap.

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

Minn. R. agency 144, ch. 4626, SEWAGE, pt. 4626.1190

23 SR 519

43 SR 295

Statutory Authority: MS s 31.101; 31.11; 144.05; 144.08; 144.12; 157.011