(A) All private hydrants and water mains shall be installed and maintained as set forth in the current adopted edition of NFPA Standard No. 24 under the rules of the Commission. The Fire Chief, in determining the location and spacing of hydrants, shall use the 2014 IFC (675 IAC 22) Appendix C as a guide.
(B) The proposed location of private fire hydrants to supply the required fire flow shall be approved by the Greenfield Fire Territory prior to the construction of any Class 1 structure or any addition to a Class 1 structure. One fire hydrant shall be installed within 100 feet of any Greenfield Fire Territory connection that serves a standpipe and/or sprinkler system, or as required by the Fire Chief or the Fire Chief’s designee.
(C) Fire hydrant assemblies (includes anchor tee, valve, valve box, adapter pipe Stortz connection shall be added to the large hydrant outlet, and hydrant) approved by the city:
(1) For tees, a mechanical joint with six- inch branch line for anchoring and locking hydrant assembly in place without thrust blocks; Clow Part No. F-1217, American Part No. A-10180, or Tyler Pipe Part No. 5-125; include split gland;
(2) Valve and valve box;
(3) For adapter pipes, six-inch diameter by two-foot-long minimum for locking valve to hydrant;
(4) For hydrants, AWWA C502, five and one-fourth-inch valve opening with six-inch barrel; two nozzles of two and one-half inches, one nozzle of five inches, ground line breakable flange, self- draining, stainless steel bolt threads, and operating nut sizes conforming to municipality standards; Mueller Super Centurion and Kennedy K81 Guardian are accepted;
(5) For pipe couplings, suitable for size and gap between pipes being coupled; Dresser Styles 38, 138, 40, or accepted substitution;
(6) Number 24 sand is the only backfill allowed for all pipe materials and sizes. Number eight stone is the only material to be placed around hydrant drain holes;
(7) For color, public hydrants will have the barrels painted safety yellow. The two and one-half- inch hose caps will be painted the color of the size of the main to which the hydrant leg is attached;
(8) Private hydrants will have the barrels painted safety yellow and the bonnets painted to match the two and one-half-inch hose caps. These caps will be painted the color of the size of the main to which the hydrant leg is attached; and
(9) For color reference:
Main Size
|
Color
|
6-inch main | red |
8-inch main | green |
10-inch main | black |
12-inch main | yellow |
16-inch main | orange |
20-inch main | gold |
(D) (1) The installation of private fire service mains shall meet the following criteria.
(a) Six-inch dead-end fire service mains that supply one fire hydrant shall not exceed 150 feet in length.
(b) Eight-inch dead-end fire service mains that supply one fire hydrant shall not exceed 500 feet in length.
(c) A dead-end fire service main that supplies a building fire protection system and one or more fire hydrants shall be a minimum of eight inches in diameter.
(d) A fire service main that supplies four or more fire hydrants shall be tapped off a distribution supply main in two separate areas (looped).
(2) Whenever the provisions of this chapter require the installation of a fire hydrant, whether on public or private property, such hydrant shall meet the following specifications.
(a) It shall be equipped with a five and one-fourth-inch main valve opening with a Storz connection.
(b) It shall be equipped with two hose nozzles of two and one-half inches with seven and one-half national standard threads per inch.
(c) It shall be equipped with one steamer nozzle of four and one-half inches with six “V” threads per inch.
(d) It shall be constructed to be opened by turning clockwise a national-standard pentagon operating nut.
(e) The source of the water supply shall be buried a minimum of five feet below ground level at the hydrant and shall be constructed with a break-off feature to prevent the hydrant from leaking when damaged by collision.
(f) The hydrant shall be installed so the centerline of the hose outlets is a minimum of 18 inches above finished grade, which shall include final landscaping where applicable.
(E) Nonfunctional hydrants shall not be located within 20 feet of any water line easement.
(F) Only approved hydrant wrenches shall be used to open or close a fire hydrant.
(G) A three-foot clearance must be maintained around a fire hydrant.
(H) Private hydrants shall be inspected and tested on an annual basis by a testing company to verify the flow and proper operation. The owner will maintain a copy of the test certification on the premises and send copies to the Greenfield Fire Territory. All hydrants shall be maintained in proper working order. Maintenance to be performed by the testing company should consist of greasing outlets, greasing the stem, and flow-testing the hydrant. All test records shall be submitted to the Greenfield Fire Territory.
(I) All other dead-end mains shall be capable of supplying the required fire flow and shall meet water company and/or NFPA Standard No. 24 requirements and be approved. Buildings having a required fire flow of 3,500 gpm or more shall have hydrants served by a main that loops the building or complex of buildings and reconnects back into a distribution supply main in a separate location.
(J) For the installation of dry-barrel hydrants, follow NFPA 1142 edition for installation, as referenced by the Commission. Contact the Greenfield Fire Territory having jurisdiction for testing after the completion of installation.
(Ord. passed - -) Penalty, see § 91.999