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  • APPENDIXC
    FIRE HYDRANT LOCATIONS AND DISTRIBUTION

    The provisions contained in this appendix are not mandatory unless specifically referenced in the adopting ordinance.

    SECTIONC101
    GENERAL

    C101.1 Scope.

    In addition to the requirements of Section 507.5.1 of the International Fire Code, fire hydrants shall be provided in accordance with this appendix for the protection of buildings, or portions of buildings, hereafter constructed or moved into the jurisdiction.

    SECTIONC102
    NUMBER OF FIRE HYDRANTS

    C102.1 Minimum number of fire hydrants for a building.

    The number of fire hydrants available to a building shall be not less than the minimum specified in Table C102.1.

    TABLE C102.1

    REQUIRED NUMBER AND SPACING OF FIRE HYDRANTS

    FIRE-FLOW REQUIREMENT (gpm)MINIMUM NUMBER OF HYDRANTSAVERAGE SPACING BETWEEN HYDRANTSa, b, c, f, g(feet)MAXIMUM DISTANCE FROM ANY POINT ON STREET OR ROAD FRONTAGE TO A HYDRANTd, f, g
    1,750 or less1500250
    2,000-2,2502450225
    2,5003450225
    3,0003400225
    3,500-4,0004350210
    4,500-5,0005300180
    5,5006300180
    6,0006250150
    6,500-7,0007250150
    7,500 or more8 or moree200120

    For SI: 1 foot = 304.8 mm, 1 gallon per minute = 3.785 L/m.

    1. a.Reduce by 100 feet for dead-end streets or roads.

    2. b.Where streets are provided with median dividers that cannot be crossed by fire fighters pulling hose lines, or where arterial streets are provided with four or more traffic lanes and have a traffic count of more than 30,000 vehicles per day, hydrant spacing shall average 500 feet on each side of the street and be arranged on an alternating basis.

    3. c.Where new water mains are extended along streets where hydrants are not needed for protection of structures or similar fire problems, fire hydrants shall be provided at spacing not to exceed 1,000 feet to provide for transportation hazards.

    4. d.Reduce by 50 feet for dead-end streets or roads.

    5. e.One hydrant for each 1,000 gallons per minute or fraction thereof.

    6. f.A 50-percent spacing increase shall be permitted where the building is equipped throughout with an approved automatic sprinkler system in accordance with Section 903.3.1.1 of the International Fire Code.

    7. g.A 25-percent spacing increase shall be permitted where the building is equipped throughout with an approved automatic sprinkler system in accordance with Section 903.3.1.2 or 903.3.1.3 of the International Fire Code or Section P2904 of the International Residential Code.

    SECTIONC103
    FIRE HYDRANT SPACING

    C103.1 Hydrant spacing.

    Fire apparatus access roads and public streets providing required access to buildings in accordance with Section 503 of the International Fire Code shall be provided with one or more fire hydrants, as determined by Section C102.1. Where more than one fire hydrant is required, the distance between required fire hydrants shall be in accordance with Sections C103.2 and C103.3.

    C103.2 Average spacing.

    The average spacing between fire hydrants shall be in accordance with Table C102.1.

    Exception: The average spacing shall be permitted to be increased by 10 percent where existing fire hydrants provide all or a portion of the required number of fire hydrants.

    C103.3 Maximum spacing.

    The maximum spacing between fire hydrants shall be in accordance with Table C102.1.

    SECTIONC104
    CONSIDERATION OF EXISTING FIRE HYDRANTS

    C104.1 Existing fire hydrants.

    Existing fire hydrants on public streets are allowed to be considered as available to meet the requirements of Sections C102 and C103. Existing fire hydrants on adjacent properties are allowed to be considered as available to meet the requirements of Sections C102 and C103 provided that a fire apparatus access road extends between properties and that an easement is established to prevent obstruction of such roads.

    SECTIONC105
    REFERENCED STANDARDS

    ICC IFC—15

    International Fire Code

    C101.1C103.1Table C102.1

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