Current through Vol. 42, No. 7, December 16, 2024
Section 310:257-9-47 - Backflow prevention(a) Except as specified in (b) through (d) of this Section, 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) 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 1.5 m (5 feet) 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 sink may have a direct connection.Okla. Admin. Code § 310:257-9-47
Added at 23 Ok Reg 2358, eff 6-25-06; Amended at 28 Ok Reg 2289, eff 11-1-11Amended by Oklahoma Register, Volume 38, Issue 24, September 1, 2021, eff. 9/11/2021