11.30 CITY WATER AVAILABILITY REQUIREMENTS FOR FIRE FIGHTING

A. Fire Flow and Line Size Standards 1. All fire flow and line size standards shall conform to the international fire code. 2. In all cases, the water source, water storage and water delivery system shall be engineered and installed to provide the required fire flow during times of peak water usage as if all development within the proposed subdivision were complete, and as may be required by formulas adopted by the state board of environmental quality in connection with the state’s approval system. Verification will be at the developer/contractor’s expense and certified by a licensed engineer. 3. Water distribution lines in all subdivisions shall be a minimum of eight inches in diameter. The water lines shall be larger if needed to provide for the required fire flow. 4. Water systems shall be looped when possible and valves shall generally be spaced such that a break in any one length of main will put no more than one block out of service during repairs, subject to a maximum of 1,000 feet. 5. Previously approved subdivisions: a. All new water storage, new water lines, and new fire hydrants that are installed to develop a new phase of a previously approved subdivision shall conform to the current requirements. b. Any water lines that are intended to be used as future feeder lines to platted phases of a previously approved subdivision shall be engineered and installed to provide adequate fire flow to the anticipated phase in accordance with the current flow standards. B. Fire Hydrant specifications: 1. All fire hydrants shall have one 4.5 inch and two 2.5 inch outlets with NH threads. 2. A six-inch gate valve shall be installed on each fire hydrant to be shut off in case of damage or need of repairs. This gate valve shall be accessible by standard square key from the street or ground level. 3. All fire hydrants shall be properly thrust blocked with poured in-place concrete against undisturbed or compacted soil. Rocks and other materials are not Final copy approved by Fountain Green City Council February 18, 2008. Minor changes to 11.3E April 19, 2012. Amended 11.6A and 11.19/20 October 18, 2012. Amended 11.6A September 27, 2018, Subsection 11.31 added October 10, 2019. Subsection 11.32 added July 21, 2022. Added subsection 11.6 A and corrected 11.6 C January 18, 2024. Add section 11.7 new B August 15, 2024. Section 11.33 added June 19, 2025. acceptable as thrust blocking. Banding and other forms of mechanical restraint may be used only if approved by the City Council. 4. All hydrants shall be five to six feet from the property line. In all cases hydrants shall have a five-foot elliptical radius of unobstructed clearance to adjacent obstacles. 5. The lowest hydrant water outlet shall not be less than 18 inches nor more than 30 inches above the final ground level. C. Fire hydrant spacing and location: 1. Fire hydrant spacing and location shall be as defined in the international fire code, but not to exceed 500 feet from any subdivided lot. 2. Fire hydrants shall be installed on dedicated easements or public rights-of way and will be owned and maintained by the city. 3. Dead-end streets should be avoided in the water system. If they cannot be avoided, a hydrant or flushing valve shall be installed at the end of each such dead-end street, at the discretion of the City.