75C - PH CONSTRUCTION CODES - Laserfiche WebLink

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construction of a building designed for Group R, Division 3 occupancy, as defined in the building code of the City of Santa Ana, or building or structure accessory thereto: the required hydrant or hydrants must be located within five hundred (500) feet of all portions of the exterior walls of the building or be protected. Such required hydrant or hydrants may be located either on a public street or on the site of the premises to be protected. 2. In all other cases: the required hydrant or hydrants shall be located on the site of the premises to be protected, except that any required hydrant may be located on a public street if such location is within one hundred fifty (150) feet of all portions of the exterior walls of the building to be protected . Where more than one (1) fire hydrant is located on the site of the premises to be protected, or where a combination of hydrants located on such site and a public street are used to meet the distance requirements, the required fire flow in gallons per minute may be divided between such hydrants provided: That the combination of hydrants will deliver the required flow, and 2. That no single hydrant has a flow of less than one thousand five hundred (1,500) gallons per minute with a residual pressure measured at the hydrant outlet of not less than twenty (20) pounds per square inch during times of average daily consumption. Water supply may consist of reservoirs, pressure tanks, elevated tanks, water mains, or other fixed system capable of supplying the required fire flow, subject to the approval of the fire marshal. The precise location, number and type of fire hydrants connected to a water supply to be provided in accordance with this subsection shall be subject to the approval of the fire marshal. All hydrants shall be accessible to the fire department apparatus by roadways meeting the requirements of Section 503SA~. No use of an existing building, or any portion thereof, for either a place of assemblage or a Group H occupancy, as defined in subsections 903.2.1 ~A9~~3 and 903.2.4 ~-993~~, shall be initiated or expanded unless the building as a whole will comply with the requirements of this subsection 508.1 9A3-~ such as would apply to the new construction of such building for the same uses. For purposes of this section, an existing building or structure shall be deemed to have a value equal to the current cost of construction of a building or structure of the same size and type of construction. In determining such value, the fire marshal shall be guided by the most recent building valuation data published by the International Conference of Building Officials. In determining the fire flow requirements for any building, structure, or fire area, the fire Ordinance No. NS-XXXX Page 38 of 48 75C-46