Water Supply Booster Pump Sizing

Project Name MARABCO Prepared By Fakhrani DATE 3/12/2024

Project No. Checked By REV.
Building Name
Building No.
Pump Tag Farthest Fixture Water closet - Private - Flush tank
Pump Location Longest Pipe Length (m) 35
Pump Efficiency 65% Farthest Fixture Elevation (m) 4
Type Of Flushing Flush Tank Allowable Friction Loss (m/m) 0.06
Pipe Material PPR - PN16 Other Losses Like Filter (m) 4
Fixtures Location Below Booster Pump No. Of Duty Pumps 1

From IPC Table E E103.3(2)

CW HW Total CW HW Total
Fixture - Occupancy - Type of supply control Qty.
FU FU FU FU FU FU

Bathroom group - Private - Flush tank 2.7 1.5 3.6 0 0 0

Bathroom group - Private - Flush valve 6 3 8 0 0 0
Bathtub - Private - Faucet 1 1 1.4 3 3 3 4.2
Bathtub - Public - Faucet 3 3 4 0 0 0
Bidet - Private - Faucet 1.5 1.5 2 0 0 0
Combination fixture - Private - Faucet 2.25 2.25 3 0 0 0
Dishwashing machine - Private - Automatic 0 1.4 1.4 0 0 0
Drinking fountain - Offices, etc - 3/8" valve 0.25 0 0.25 0 0 0
Kitchen sink - Private - Faucet 1 1 1.4 0 0 0
Kitchen sink - Public - Faucet 3 3 4 0 0 0
Laundry trays (l to 3) - Private - Faucet 1 1 1.4 0 0 0
Lavatory - Private - Faucet 0.5 0.5 0.7 46 23 23 32.2
Lavatory - Public - Faucet 1.5 1.5 2 0 0 0
Service sink - Offices, etc. - Faucet 2.25 2.25 3 0 0 0
Shower head - Public - Mixing valve 3 3 4 0 0 0
Shower head - Private - Mixing valve 1 1 1.4 40 40 40 56
Urinal - Public 1" - flush valve 10 0 10 0 0 0
Urinal - Public 3/4" - flush valve 5 0 5 0 0 0
Urinal - Public - Flush tank 3 0 3 0 0 0
Washing machine - (8 lb) Private - Automatic 1 1 1.4 0 0 0
Washing machine - (8 lb) public - Automatic 2.25 2.25 3 0 0 0
Washing machine - Public - Automatic 3 3 4 0 0 0
Water closet - Private - Flush valve 6 0 6 0 0 0
Water closet - Private - Flush tank 2.2 0 2.2 46 101.2 0 101.2
Water closet - Public - Flush valve 10 0 10 0 0 0
Water closet - Public - Flush tank 5 0 5 0 0 0
Water closet - Public or private - Flushometer tank 2 0 2 0 0 0
Hose Bib - First One 2.5 0 2.5 0 0 0
Hose Bib - Additional Ones 1 0 1 0 0 0
Sub-Total FU 167.2 66 193.6
Domestic Water Demand after converting FU to GPM 57 32 61
Extra demand (GPM)
Booster Pump Data
Total Pump Flow Rate (GPM) 61
One Pump Flow Rate (GPM) 61.0
Maximum Velocity In Pipe (m/s) 1.8
Main Pump Discharge Pipe Size (mm) 75
Main Pump Discharge Pipe Size (in) 2 1/2"
Pump Head (m) 16
One Pump Power (KW) 1
Total Pump Power (KW) 1
Booster Pump Details

Diameter (mm) 75 Residual Head (m) 14

Elevation (m) 4

Flow (gpm) 61.0

Head (m) 16
Power (Kw) 1.0