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City of Bozeman Water Service Calculation Worksheet
Project Address: Block 2, Lot 10, Nelson Meadows,Bozeman,MT Property Owner: oh My Gord, LLC
General Contractor: Miller construction
Permit Number: Proposed Water Meter Size: 3/4"
UPC Table 610.3 Standard Design Water Supply Fixture Units
Appliances and Fixtures Fixture Units #of Fixtures Total
Bathtub or combo tub/shower (1/2"fill valve) 4.0 X =
Bath Tub(3/4"fill valve) 10.0 X =
Shower (per head) 2.0 X =
Clothes washer 4.0 X =
Dishwasher 1.5 X 1 = 1.5
Hose Bibb 2.5 X 1 = 2.5
Additional Hose Bibb (each) 1.0 X 1 = 1.0
Lavatory Sink 1.0 X 2 = 2.0
Kitchen Sink 1.5 X 2 = 3.0
Laundry Sink 1.5 X =
Water closet [toilet] (1.6 GPF) 2.5 X 3 = 7.5
Bidet 1.0 X =
Urinal (flushometer valve) Table Values* 1 = 20
Total Number of Fixture Units 37.5
Fixture Unit Tables for Determining Water Pipe & Meter Size Pressure Range—46-60 PSI
Circle the length in feet to the farthest fixture & applicable service, meter& branch sizes below based on the total number of fixture
units detailed above.
Maximum Allowable Length in feet
Meter& Supply& 60' 80' 100, 150' 200'
Service Branches
%11 %11 20 19 17 14 11
%11 ill 39 36 33 28 23
1" 1" 39 39 36 30 25
1'/4" 39 39 39 39 39 J N T.
1" 1%11 78 76 67 52 44 10951 E
0951PE
1'/2" 1'/4" 78 78 78 66 52
1" 1'h"/2" 85 85 85 85 85
11/2" 1'/2" 151 151 151 128 105 -
2" 1'/2" 151 151 151 150 117
1'/2" 2" 370 340 318 272 240
2" 2" 370 370 370 368 318
If count is over 370 fixtures, water demand does not meet table 610.4 and must be engineered by a registered Montana
mechanical engineers design, signed and stamped.
04.29.20