(A) (1) Before any modifications are made to any private fire protection systems or before service is furnished to any new fire protection system connected to or proposed to be connected to and supplied with water from the town’s distribution mains, final plans shall be filed with and approved by the town.
(2) The following shall be shown on the plans:
(a) The number of sprinkler heads to be served;
(b) The sizes and locations of the system piping;
(c) The sizes and locations of all connections to the town’s distribution mains;
(d) The sizes, locations and types of all valves;
(e) The sizes and locations of all hose connections, reels or cabinets;
(f) The sizes and locations of storage tanks connected to the system;
(g) The outlet sizes and locations of all fire hydrants;
(h) The maximum flow rate, in gallons per minute, recommended by the insurance underwriters; and
(i) The type and location of the check valve and/or backflow device, as required by the state’s Department of Environmental Management or Board of Health.
(B) (1) All fire protection lines within buildings shall be installed in such a manner that all pipes will be easily accessible for inspection at any time. Underground pipes outside of a building must be placed and maintained at a minimum depth of four and one-half feet of cover. No connections with a fire protection system will be permitted to supply water service for commercial or industrial use unless the connection has been approved by the customer’s fire underwriter and the town and the commercial or industrial water use is metered.
(2) A private fire protection system without a tank shall be equipped with an alarm valve and a check valve. A system with a tank shall have one alarm valve and two check valves. In either case, the backflow prevention device must meet the state’s Department of Environmental Management or Board of Health approval. Such device must be maintained and tested as per state guidelines, and a copy of the testing and maintenance results must be submitted to the Superintendent of Water on regular, established intervals.
(Prior Code, § 104.22)