SECTION 310:257-9-21. Backflow prevention device, when required

Latest version.

  A plumbing system shall be installed to preclude backflow of a solid, liquid, or gas contaminant into the water supply system at each point of use at the food establishment, including on a hose bibb if a hose is attached or on a hose bibb if a hose is not attached and backflow prevention is required by law, by:
(1)   Providing an air gap as specified under OAC 310:257-9-15; or
(2)   Installing an approved backflow prevention device as specified under OAC 310:257-9-16.

[Source: Added at 23 Ok Reg 2358, eff 6-25-06; Amended at 33 Ok Reg 1520, eff 9-11-16]

                    
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