(A) An approved backflow prevention device shall be installed on each service line to a consumer's water system serving premises where, in the judgment of the Safety-Service Director or the Director of the Ohio Environmental Protection Agency (EPA), actual or potential hazards to the public potable water system exist.
(B) An approved backflow prevention device shall be installed on each service line to a consumer's water system serving premises where the following conditions exist:
(1) Premises having an auxiliary water supply, unless such auxiliary supply is accepted as an additional source by the Safety-Service Director and the source is approved by the Ohio EPA;
(2) Premises on which any substance is handled in such a fashion as to create an actual or potential hazard to the public potable water system. This shall include premises having sources or systems containing process fluids or waters originating from the public potable water system which are no longer under the sanitary control of the Safety-Service Director.
(3) Premises having internal cross-connections that, in the judgment of the Safety-Service Director, are not correctable, or premises having intricate plumbing arrangements which make it impractical to determine whether or not cross-connections exist;
(4) Premises where, because of security requirements or other prohibitions or restrictions, it is impossible or impractical to make a complete cross-connection survey;
(5) Premises having a repeated history of cross-connections being established or re-established; or
(6) Others specified by the Safety-Service Director or the Director of the Ohio EPA.
(C) An approved backflow prevention device shall be installed on each service line to a consumer's water system serving, but not necessarily limited to, the following types of facilities, unless the Safety-Service Director determines that no health, pollution or system hazard to the public water system exists. This list is presented as a guideline and should not be construed as being complete.
(1) Abbreviations used are as follows:
A.G. | Air gap separation |
R.P. | Reduced pressure principle backflow preventer |
D.C. | Double check valve backflow preventer |
Type of Facility | Minimum Type of Protection |
Breweries, distilleries and bottling plants | D.C. |
Car washes with recycling systems and/or wax eductors | R.P. |
Chemical plants | R.P. |
Dairies | D.C. |
Dentist offices | R.P. |
Fertilizer plants | R.P. |
Film laboratories or processing plants | R.P. |
Food or beverage plants | D.C. |
Hospitals, clinics, medical buildings | R.P. |
Laboratories | R.P. |
Laundries and dry cleaning plants | D.C. |
Machine tool plants (health or system hazard) | R.P. |
Machine tool plants (pollution hazard) | D.C. |
Metal processing plants (health or system hazard) | R.P. |
Metal processing plants (pollution hazard) | D.C. |
Metal plating plants | R.P. |
Morgues or mortuaries | R.P. |
Nursing homes | R.P. |
Paper products plants | R.P. |
Restaurants with soap eductors and/or industrial-type disposals | R.P. |
Sand and gravel plants | D.C. |
Schools with laboratories having acid wastes | R.P. |
Sprinkling or irrigation systems | R.P. |
Swimming pools with piped fill lines | A.G. at pool |
Veterinary establishments | R.P. |
(2) Other facilities shall be as specified by the Safety-Service Director.
(D) An approved backflow prevention device shall be installed at any point of connection between the public potable water system or the consumer's water system and an auxiliary water supply, unless such auxiliary supply is accepted as an additional source by the Safety-Service Director and the source is approved by the Ohio EPA.
(`82 Code, § 1041.06) (Ord. 88-58, passed 7-5-88)