To determine the
design flow rate for the water meter and building supply, enter
the total number of indoor plumbing fixtures and appliances
for the building in Column [BJ of the Water Demand Calculator
and run Calculator. See Table M102.3 for an example.
| [A] FIXTURE |
[B] ENTER NUMBER OF FIXTURES |
[C] PROBABILITY OF USE(%) |
[D] ENTER FIXTURE FLOW RATE (GPM) |
[E] MAXIMUM RECOMMENDED FIXTURE FLOW RATE (GPM) |
|
| 1 | Bar Sink | 0 | 2.0 | 1.5 | 1.5 |
| 2 | Bathtub | 0 | 1.0 | 5.5 | 5.5 |
| 3 | Bidet | 0 | 1.0 | 2.0 | 2.0 |
| 4 | Clothes Washer | 1 | 5.5 | 3.5 | 3.5 |
| 5 | Combination Bath/Shower | 1 | 5.5 | 5.5 | 5.5 |
| 6 | Dishwasher | 1 | 0.5 | 1.3 | 1.3 |
| 7 | Kitchen Faucet | 1 | 2.0 | 2.2 | 2.2 |
| 8 | Laundry Faucet | 0 | 2.0 | 2.0 | 2.0 |
| 9 | Lavatory Faucet | 1 | 2.0 | 1.5 | 1.5 |
| 10 | Shower, per head | 0 | 4.5 | 2.0 | 2.0 |
| 11 | Water Closet, 1.28 GPF Gravity Tank | 1 | 1.0 | 3.0 | 3.0 |
| 12 | Other Fixture 1 | 0 | 0.0 | 0.0 | 6.0 |
| 13 | Other Fixture 2 | 0 | 0.0 | 0.0 | 6.0 |
| 14 | Other Fixture 3 | 0 | 0.0 | 0.0 | 6.0 |
| Total Number of Fixtures | 6 | RESET | RUN WATER DEMAND CALCULATOR |
||
| 99th Percentile Demand Flow = | 8.5 GPM | ||||