13.06.085 Fire system requirements.
For service connections other than a flow-through or combination fire protection system the cross-connection control specialist shall ensure backflow protection is installed in an approved location.
A. A closed commercial fire system is required to have one of the following types of backflow protection installed in-line to isolate the fire system from the public water system:
1. Double check detector assembly.
2. Reduced pressure detector assembly if the use of chemical addition or the use of an auxiliary water supply is used.
B. A closed residential fire system is required to have one of the following types of backflow protection installed in-line to isolate the fire system from the public water system:
1. Double check valve assembly.
2. Double check detector assembly.
3. Reduced pressure backflow assembly if the use of chemical addition or the use of an auxiliary water supply is used.
4. Reduced pressure detector assembly if the use of chemical addition or the use of an auxiliary water supply is used.
Flow-through or combination fire protection systems must be constructed of potable water piping and materials in accordance with the Uniform Plumbing Code. (Ord. 016/2021 § 2; Ord. 002/2012 § 1)