4.06 Design Criteria for Fire Department Connections and Standpipe Outlet Valves (PDF)
Reference: 2010 Edition of the SFFC Section 905.2.1; 2007 Edition of N.F.P.A. 14
Fire department connections shall be located not less than 18 inches nor more than 48 inches above the level of the adjoining ground (NFPA 14 Section 6.4.6).
Each standpipe shall be equipped with approved outlet valves which discharge horizontally. They shall be located not less than three feet or more than five feet above the floor. (The recommended height is 42 inches from the finished floor to the centerline of the valve.) NFPA 14 Section 7.3.1
It shall be placed to provide a minimum clearance of six inches on all sides of the handle and 18 inches on all sides of the threaded outlet. SFFC Section 905.2.1 Connections and outlets shall be placed so that doors or walls do not interfere with the use of the outlet valve.
Fire department connections and outlet valves shall have 3-inch National Standard hose threads.