§ 91.57 STANDPIPE SYSTEMS.
   (A)   Class I standpipe systems shall be required in the following structures:
      (1)   In all buildings two stories or greater in height;
      (2)   Any other buildings or structures where required by code.
   (B)   A hose valve system shall be required in the following structures:
      (1)   In all buildings when the total occupied area is 25,000 square feet or greater;
      (2)   The system shall be designed as follows:
         (a)   The system shall at a minimum supply 250 gpm at 100 psi at the farthest most remote hose valve;
         (b)   The hose valves shall be constructed of a minimum 2½” pipe connected to an adjacent system, the piping that the hose valve is fed by shall be 4” or greater on the adjacent system.
   (C)   Each standpipe/hose valve shall have a 2½-inch (NST) Fire Department connection with a removable 2½-inch to 1-1/12-inch adapter. All valves shall be of the non-pressure reducing type. Standpipe valves/hose valves shall be located at all entry/exit doors and elsewhere throughout the building as required by code or as required and approved by the Fire Marshal. All valves shall be designed to run perpendicular to the floor. All standpipe piping shall be four inches in diameter including any and all other locations described in any other referenced code or standard as a "hose station". Any reference in any such code or standard to a "hose station" shall be deemed to refer to the standpipe requirements of this chapter.
   (D)   All building columns where standpipes/ hose valves are located shall be painted red from ceiling level to floor.
   (E)   Areas where standpipes/hose valves are attached to walls shall have a red stripe two feet wide from ceiling level to floor.
   (F)   All standpipes/hose valves fastened to racking or shelving systems shall have the pipe painted red from the ceiling level to the valve and a two foot by two foot red square painted on the floor beneath the valve extending toward the aisle way.
   (G)   All standpipe systems shall be designed to deliver the required GPM and pressures as set forth in NFPA 14, Chapter 5 of the 2019 Edition.
   (H)   Any hose valve/standpipe located at a door shall not be installed within 12 inches from the vertical edge of the door frame as to not interfere with ADA signage at the door.
(Ord. 05-0251, passed 3-16-05; Am. Ord. 11-0923, passed 9-21- 11; Am. Ord. 11-0935, passed 11- 2-11; Am. Ord. 12-1016, passed 11-7-12; Am. Ord. 17-1347, passed 3-1-17; Am. Ord. 22-1811, passed 12-7-22)