15.12.917 Water supplies in the wildland/urban interface area.

Section 917 shall be added to the provisions of the IFC, to read as follows:

Section 917

Fire Protection in Wildland Intermix/Interface.

917. Standards. In addition to the other requirements of this code, fire hydrants and water supplies for firefighting purposes in those areas designated as wildland urban interface/intermix by Clark County Code Section 15.13.030 shall be as provided in this Section.

917.1 Minimum Requirements. The minimum fire flow required for every single and double-family dwelling shall be five hundred (500) gallons per minute delivered at a residual pressure of twenty (20) pounds per square inch for thirty (30) minutes’ duration. Exception: Fire flow for every single and double-family dwelling outside of the boundaries of an organized fire protection district shall be six hundred twenty-five (625) gallons per minute at the pressure and duration set forth above.

917.2 Reductions Permitted. Where fire flows or amounts of storage for single or double-family dwellings are inadequate, and cannot be practically provided, the amount of fire flow or water storage required may be reduced according to the following:

(1) Up to twenty-five percent (25%) not to exceed a reduction of one hundred twenty-five (125) gallons per minute for incorporating into or contracting with an organized fire protection district (where the property has not previously been within a district).

(2) Up to fifty percent (50%), not to exceed a reduction of two hundred fifty (250) gallons per minute where the fire protection agency serving the building or property has a tanker credit certification from the Insurance Services Organization office.

(3) Up to fifty percent (50%), not to exceed a reduction of two hundred fifty (250) gallons per minute where noncombustible roofing materials are provided.

(4) Up to twenty-five percent (25%), not to exceed a reduction of one hundred twenty-five (125) gallons per minute where all exposed, nonroof exterior surfaces are noncombustible.

(5) Up to fifty percent (50%) not to exceed a reduction of two hundred fifty (250) gallons per minute where the dimensions of International Building Code Section 503.1 are increased by one hundred percent (100%).

(6) Up to twenty-five percent (25%), not to exceed a reduction of one hundred twenty-five (125) gallons per minute where the dimensions of Clark County Code 14.05.501.4 are increased by fifty percent (50%).

(7) Up to fifty percent (50%), not to exceed a reduction of two hundred fifty (250) gallons per minute where buildings are protected by an approved automatic sprinkler system.

(Sec. 8 of Ord. 1993-05-01; amended by Sec. 1 (Exh. A) of Ord. 2004-06-05; amended by Sec. 37 of Ord. 2007-06-19; amended by Sec. 1 of Ord. 2008-06-02; amended by Sec. 1 of Ord. 2010-06-15; amended by Sec. 28 of Ord. 2016-07-02. Formerly 15.12.916)