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 Napa County
 Code of Ordinances
 Title 15. BUILDINGS AND CONSTRUCTION
 Chapter 15.32. FIRE CODE

  § 15.32.260. Table B105.3 is added—Minimum fire flow.  

Latest version.

  • Table B105.3 is added to Appendix B of the fire code to read as follows:

    Table B105.3. Minimum Required Fire Flow, Flow Duration, and Storage Volume for Moderate Fire Hazard Occupancies including but not limited to Asylums, Hotels, Prisons, Saw Mills, Gas Stations, Lumber Yards, Warehousing of normal combustibles, Wineries and Welding Shops not served by a Public Water Supply.

    Fire Area
    Light Fire Hazard Occupancy
    Automatic Fire sprinkler Protection
    Non-sprinklered Sprinklered
    Type of Construction Fire Flow
    Duration     		Fire
    Flow     		Storage
    Volume     		Fire
    Flow     		Storage
    Volume
    I FR, II FR,
    II-1hr, III-1hr     		II-N, III-N,
    IV-HT, V-1hr     		V-N Minutes Gpm
    		Gallons 4, 5
    		Gpm 4, 6
    		Gallons 4, 5, 6
    11,200 8,850 8,400 60 200 12,000 200 6,000
    16,850 13,300 12,650 60 300 18,000 300 9,000
    22,450 17,750 16,850 60 400 24,000 400 12,000
    28,050 22,150 21,050 60 500 30,000 500 15,000
    33,700 26,600 25,250 60 600 36,000 500 18,000
    39,300 31,040 29,480 60 700 42,000 500 21,000
    44,900 35,450 33,700 60 800 48,000 500 24,000
    50,500 39,900 37,900 60 900 54,000 500 27,000
    56,150 44,300 42,100 60 1,000 60,000 500 30,000
    70,150 55,400 52,650 60 1,250 75,000 625 37,500
    84,200 66,500 63,150 60 1,500 90,000 750 45,000
    98,250 77,550 73,700 60 1,750 105,000 875 52,500
    112,300 88,650 84,200 60 2,000 120,000 1,000 60,000
    126,300 99,740 94,750 60 2,250 135,000 1,125 67,500
    140,350 110,800 105,250 60 2,500 150,000 1,250 75,000
    154,400 121,900 115,800 60 2,750 165,000 1,375 82,500
    168,400+ 132,950 126,300 60 3,000 180,000 1,500 90,000
    144,050 136,850 60 3,250 195,000 1,625 97,500
    155,140 147,350 60 3,500 210,000 1,750 105,000
    166,200 157,900 60 3,750 225,000 1,875 112,500
    177,300 168,400 60 4,000 240,000 2,000 120,000
    188,350 178,950 60 4,250 255,000 2,125 127,500
    199,450 189,480 60 4,500 270,000 2,250 135,000

     

     Fire area in sq. ft. (less than or equal to), for fire hazard occupancy types see Section A-III-A.5.2.1.

     Approved automatic sprinkler protection throughout building in accordance with standards NFPA 13 or NFPA 13-R.

     Types of construction based upon the Building Code.

     Add 10% to fire flow and storage volume if separation between buildings is less than 20 feet.

     Fire flow storage volume use shall be limited and dedicated to fire protection, see Section 903.3.1.

     Fire flow and storage volume in sprinklered buildings is in addition to the water demand for the sprinkler system and in-lieu of outside hose stream demand allowance.

(Ord. No. 1350, § 14, 11-23-2010, eff. 12-23-2010; Ord. No. 1388, § 31, 12-17-2013, eff. 1-16-2014; Ord. No. 1399, § 15, 3-24-2015)