Water Demand
Water Demand
Water Demand
private Weight in Fixture units Cold 6 3 0.75 0.75 0.75 1.5 1.5 1.5 1.5 1.5 1 10 5 3 Hot Total 6 3 1 1 1 2 2 2 2 1 2 1.5 10 5 3 Quantity Total weight in fixture units Cold 24 Hot Total 24
FIXTURES Water closet (flush valve) Water closet (flush tank) Water Bidet Hose for W.C Lavatory (& H.B., J.S.) Service sink Shower Bath tub Kitchen sink Dishwashing machine Laundry Ablution (Public) Urinal (1" flush valve) Urinal (3/4" flush valve) Urinal (flush tank) Total Fixture Units WATER DEMAND ( GPM ) WATER DEMAND ( m3 / h )
10 1 3 1 1 1
10 2 6 2 1 2
5.68 m3/h
2.84 m3/h
Assuming Peak factor : Duration : The mean demand Overhead tank size Transfer pump capacity
( Transfer pump capacity = mean demand , Assuming one pump running & one standby)