11
1. Basins, Private Laundry
2
2
2
2
2
2
2
2. Basins, Public Lavatory
4
6
8
8
12
6
15
3. Bathtubs
20
20
30
20
4. Foot Basins
3
3
12
3
12
3
5. Kitchen Sink
10
20
30
20
20
20
6. Laundry Tubs
20
28
28
7. Pantry Sink
5
10
10
10
10
8. Showers
30
150
225
75
225
30
225
9. Service Sink
20
20
30
20
20
20
10. Circular Wash Sinks
20
30
20
30
11. Semicircular W ash Sinks
10
15
10
15
12. Demand Factor
0.30
0.30
0.40
0.25
0.40
0.30
0.40
School
Gym
Hotel
Fixture:
Apartment
House
Club
Industrial
Plant
Office
Building
Table 3: Hot Water Demand for Fixtures in Various Types of Buildings
(1)
(2)
(3)
Fixture Description:
Basins, Private Lavatory
X
=
Basins, Public Lavatory
X
=
Bathtubs
X
=
Showers
X
=
Circular Wash Sinks
X
=
Semi Circular Wash Sinks
X
=
Foot Basins
X
=
Laundry, Stationary Tubs
X
=
Kitchen Sink
X
=
Dishwasher in Apartment
15
X
=
Clothes Washer in Apartment
48
X
=
Commercial Kitchen Fixtures:
Vegetable Sink
45
X
=
Single Pot Sink
30
X
=
Double Pot Sink
60
X
=
Triple Pot Sink
90
X
=
Bar Sink
30
X
=
=
X
=
+
+
=
Adjusted Probable Maximum Demand
WORKSHEET 2: COMMERCIAL SIZING
Probable Maximum Demand
Demand Factor
Hourly Dishwasher Requirement
Hourly Laundry Requirement
135F WATER PER
FIXTURE
(Gal/hr)
TOTAL NUMBER
OF FIXTURES
135F WATER PER
TYPE OF
FIXTURE (Gal/hr)
Total Column (3) Possible Maximum Demand