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; � � ��� ���� <br /> WATER SUPPLY AND DISTRIBUTION Table 6-4 <br /> Inch mm TABLE 6-4 <br /> 1/2 15 Water Supply Fixture Units(WSFU)end Mlnimum Fixture Branch Pipe Sizes' <br /> 314 20 <br /> 1 25 Minimum <br /> Fixture Branch Private Public Assembly <br /> qppliances,Appurtenances or Fixtures' Pipe Size" <br /> }1 =j % %. Bathtub or Combination Bath/Shower(fill)................................... 1/2' 4.0 4.0 <br /> 3/4"Bathtub Fill Valve........................................................... 3/4" 10.0 10.0 <br /> Bidet............................................................................................. t!2" 1.0 <br /> Clothes washer............................................................................. 1/2" 4.0 4.0 <br /> Dental Unit,cuspidor.................................................................... 1/2" 1.0 <br /> ,�_/.�!� Dishwasher,domestic.................................................................. 1/2" 1.5 1.5 <br /> Drinking Fountain or Watercooler................................................. 1/2" 0.5 0.5 0.75 <br /> °',�=?5,'(� HoseBibb..................................................................................... 1/2" 2.5 2.5 <br /> Hose Bibb, each additional'.......................................................... 1/2" 1.0 1.0 <br /> =1 X S Lavatory........................................................................................ 1/2" 1.0 1.0 1.0 <br /> Lawn Sprinkler.each head'.......................................................... 1.0 1.0 <br /> Mobile Home,each(minimum)..................................................... 12.0 <br /> Sinks <br /> Bar ............................................................................................ t/2" 1.0 2.0 <br /> Clinic Faucet.............................................................................. 1/2' 3.0 <br /> Clinic Flushometer Valve........................................................... <br /> with or without faucet............................................................. 1" 8.0 <br /> ,-=1.S� � Kitchen,domestic...................................................................... 1/2" 1.5 1.5 <br /> Laundry ..................................................................................... 1/2" 1.5 1.5 <br /> Service or Mop Basin ................................................................ 1/2" 1.5 3.0 <br /> Washup,each set of faucets..................................................... 1/2" 2.0 <br /> Shower� Per head......................................................................... 1/2" 2.0 2.0 <br /> Urinal, 1.0 GPF Flushometer Valve.............................................. 3/4" see Fooinoie� <br /> Urinal,greater than 1.0 GPF Flushometer Jalve......................... 3/4' See Footnote� <br /> Urinal,flush tank........................................................................... 1/2" 2.0 2.0 3.0 <br /> Washlountain,circu�ar spray........................................................ 3/4" 4.0 <br /> 'n=�.�K� Water Closet, t.6 GPF Graviry Tank............................................ 1/2' 2.5 2.5 3.5 <br /> Water Closet, 1.6 GPF Flushometer Tank................................... 1/2' 2.5 2.5 3.5 <br /> Water Closet, 1.6 GPF Flushometer Valve.................................. t� Sen Footnoto� <br /> Water C�oset, greater than 1.6 GPF Gravity Tank........................ t/2" 3.0 5.5 7.0 <br /> Water Closet, greater than 1.6 GPF Flushometer Vaive.............. t' se�Foomoce• <br /> LC.; <br /> � Notes: <br /> ' �� (�`� Size of the cold branch pipe,or both the hot and cold branch pipes. <br /> Appliances,Appurtenances or Fixtures not included in ihis Table may be sized by reference to fixtures having a <br /> - similar flow rate and trequency of use. <br /> ,- ' The listed fixture unit va�ues represent their load on their co�d water service.The separate cold water�nd hot water <br /> =-- fixture unit value for fixtures having both hot and cold water connections may each be taken as three•quaAer(3/4) <br /> of the listed total value of the fixture. <br /> • The listed minimum supply branch pipe sizes for individual fixtures are the nominal (I,D.)pipe size. <br /> ' For fixtures or supply connections likely to impose continuous flow demands, determine the required flow in gallo�s <br /> per minute(GPM)and add it separately to the demand(in GPM)for the distribution system or portions thereof. <br /> ' Assembly�Public Use(See Table 4-1)�. <br /> When sizing flushometer systems see Section 610.10. <br /> ° Reduced fixture unit loading tor additional hose bibbs as used is to be used only when sizing total building demand � <br /> and lor pipe sizing when more than one hose 6ibb is supplied by a segment of water distributing pipe.The fixture <br /> branch to each hose bibb shall be sized on the basis of 2.5 fixture units. <br /> 101 <br />