Section 2520. Backflow prevention

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A. Except as specified in subsections B, C, and D of this section, a direct connection may not exist between the sewage system and a drain originating from equipment in which food, portable equipment, or utensils are placed.^P

B. Subsection A of this section 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 law, a warewashing machine may have a direct connection between its waste outlet and a floor drain when the machine is located within five 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 law, a warewashing or culinary sink may have a direct connection.

Historical Notes

Derived from Volume 24, Issue 02, eff. October 16, 2007; amended, Virginia Register Volume 26, Issue 07, eff. January 1, 2010; Volume 32, Issue 22, eff. July 12, 2016.

Statutory Authority

§ 3.2-5121 of the Code of Virginia.

                    
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