(A) All building plans must be submitted to the town and approved, prior to the issuance of water service.
(B) Building plans must show:
(1) Water service type, size and location;
(2) Meter size and location;
(3) Backflow prevention assembly size, type and location;
(4) Fire sprinkling system(s) service line, size and type of backflow prevention assembly if applicable;
(5) Backflow prevention assembles are to be installed in an accessible location to facilitate maintenance, testing and repair. Drawings must show various installations;
(6) All backflow prevention assembles shall be installed immediately downstream of the water meter;
(7) Before installing a backflow prevention assembly, pipelines should be thoroughly flushed to remove foreign materials;
(8) In no case will it be permissible to have connections or tees between the meter and service line backflow prevention assembly;
(9) Backflow prevention valves are not to be used as the inlet or out valve of the water meter. Test cocks are not to be used as supply connections (not applied to residential dual check installations);
(10) In order to ensure that backflow prevention assembles continue to operate satisfactorily, it will be necessary that they be tested at the time of installation and on an annual schedule thereafter. Such test will be conducted in accordance with ASSE and/or USC-CCC & HR performance standards and field test procedures as directed by the state’s Department of Public Health and Environment (not applied to residential dual check installations; dual checks will be tested at intervals set by the Board);
(11) The town will require inspection of all containment installations;
(12) All costs for design, installation, maintenance, repair and testing are to be borne by the customer;
(13) No grandfather clause exists. All laws and regulations apply regardless of the age of the facility;
(14) All fire sprinkling lines shall have a minimum protection of an approved double check valve for containment of the system;
(15) All glycol (ethylene or propylene) or antifreeze systems shall have an approved reduced pressure zone assembly for containment;
(16) Dry fire systems shall have an approved double check valve installed upstream of the air pressure valve;
(17) Single-family residence with a fire sprinkler system and domestic water combined shall have a double check valve when no chemicals are used; and
(18) All fire sprinkler systems shall conform to the following sections of the National Fire Protection Association Standard 13 and 25.
(Ord. 13.06, Series 2003, passed 2-17-2003)