Sub-Water Demand Cal (27062010)
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Transcript of Sub-Water Demand Cal (27062010)
TABULATION NO. 1WATER STORAGE TANK SIZING
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
ITEM LEVEL DESCRIPTIONS ESTIMATED DESIGN WATER DEMANDFLOOR AREA CRITERIA 1 DAY STORAGE 1.5 DAYS STORAGE
1 HOTEL 519 778.5
2 FEC 119 178.5
3 RETAIL 69 103.5
TOTAL 707 1,061
WATER TANK
CAPACITY DIMENSION
L (m) W (m)HOTEL
Suction Tank (1/3 of total storage) 173 260 1.60 2
FRP Roof Tank (2/3 of total storage) 346 390 15 10 2.3 2.6FEC & RETAIL
Suction Tank (1/3 of total storage) 63 105 1.00 1.4
FECFRP Roof Tank (2/3 of total storage) 79 93.6 9 4 2.3 2.6
m2 m3 m3
AS PER SYABAS
REQ.
m3 (eff) m3 (nom) Heff (m) Hnom (m)
130 m2
75 m2
RETAILFRP Roof Tank (2/3 of total storage) 46 62.4 6 4 2.3 2.6
TABULATION NO. 2TRANSFER PUMPSET SIZING (TP-B-RETAIL)
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
Section: R.C. suction tank (basement) to FRP storage tank (roof)
A Design Data
12 Number of hours per day required to replenish the tank, T3 Pressure required at outlet
4 Coefficient of friction (C) for ductile iron pipe5 Length of straight pipe, L
B Pipe Sizing
where delta P = frictional loss due to fluid flow in the pipe per unit length (m WG/m)
D = internal diameter of pipe considered (m) C = coefficient of friction
1
23 Proposed pipe size, D4 Actual flow velocity, v5
C Static Losses
1 Highest water level (storage tank)2 Lowest water level (Suction tank) -3 Static Head =
(Note: All levels indicated is based on FFL as datum)
D Pipe and Fitting Losses
Equivalent pipe lengthFittings Equivalent Length (m) Quantities
1 Elbows 1.83 202 Tees 3.66 53 Gate Valve 0.85 44 Y-strainer 8.53 25 Check valve 7.62 16 45° Y-valve 8.84 1
Total = Total Length of Pipe
66.7% Water storage of 1.0 days water storage, Q1
Based on Hazen-Williams formula of delta P = (10.666 x Q1.85)/(D4.87 x C1.85)
Q = flow rate (m3/s)
Volumetric flow rate, Q (=Q1/T)
Maximum flow velocity allowed by JBA, vmax
Friction loss using 65mm diameter pipe, delta P
Refer to MWA (Table 16.6; Page 16/7) & *Attachment A (Carrier Handbook; Table 10 & 11)
1 Total length of straight pipe2 Total equivalent length of pipe +
=Total Friction Loss
1 Total length of pipe2 Friction loss per meter run x
=10% Safety Factor, say =
E Other Losses
1 (None)=
F Total Pressure Losses
1 Pressure required at outlet2 Static Head +3 Pipe and fitting losses +4 Other losses +
=
G Transfer Pumpset SelectionTransfer pump specified at 2.5 L/s @ 40m head (1 duty & 1 standby)
65 m38 hrs
1.0 m WG
10060.0 m
65 H16.8 V 13.2+3.6
81.8x1.15 94
0.002257 m3/s
2.5 m/s65 mm
0.68 m/s0.0163 m WG/m
37.5 m =25.5+3.6 IL2.4 m =12.3 IL
35.2 m
Total Equivalent Length36.6 m
Pipe sizemm 25
18.3 m in 13.4 m
Equivalent length (mm)
90 bend 0.7917.1 m T 1.52
7.6 m gate valve 0.308.8 m Y Strainer 1.52
91.8 m check valve 3.0545 Y valve 3.66
70.0 m91.8 m
161.8 m
161.8 m0.0163 m WG/m2.6431 m WG
3.0 m WG
0.0 m WG0.0 m WG
1.0 m WG35.2 m WG
3.0 m WG0 m WG
39.2 m WG
13.2+3.6
32 38 50 65 77 89 100 125 150 200 250 3001.25 1.5 2 2.5 3 3.5 4 5 6 8 10 121.01 1.22 1.52 1.83 2.29 2.74 3.05 3.96 4.88 6.10 7.62 9.142.13 2.44 3.05 3.66 4.57 5.49 6.40 7.62 9.14 12.19 15.24 18.290.46 0.55 0.70 0.85 0.98 1.22 1.37 1.83 2.13 2.74 3.66 3.962.74 3.05 8.23 8.53 12.80 14.63 18.29 24.38 33.53 45.72 57.91 76.204.27 4.88 6.10 7.62 9.14 10.67 12.19 15.24 18.29 24.38 30.48 36.574.57 5.49 7.31 8.84 10.67 12.50 14.32 17.68 21.33 25.91 32.00 39.62
TABULATION NO. 2TRANSFER PUMPSET SIZING (TP-B-FEC)
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
Section: R.C. suction tank (basement) to FRP storage tank (roof)
A Design Data
12 Number of hours per day required to replenish the tank, T3 Pressure required at outlet
4 Coefficient of friction (C) for ductile iron pipe5 Length of straight pipe, L
B Pipe Sizing
where delta P = frictional loss due to fluid flow in the pipe per unit length (m WG/m)
D = internal diameter of pipe considered (m) C = coefficient of friction
1
23 Proposed pipe size, D4 Actual flow velocity, v5
C Static Losses
1 Highest water level (storage tank)2 Lowest water level (Suction tank) -3 Static Head =
(Note: All levels indicated is based on FFL as datum)
D Pipe and Fitting Losses
Equivalent pipe lengthFittings Equivalent Length (m) Quantities
1 Elbows 2.29 202 Tees 4.57 53 Gate Valve 0.98 44 Y-strainer 12.80 25 Check valve 9.14 16 45° Y-valve 10.67 1
Total = Total Length of Pipe
66.7% Water storage of 1.0 days water storage, Q1
Based on Hazen-Williams formula of delta P = (10.666 x Q1.85)/(D4.87 x C1.85)
Q = flow rate (m3/s)
Volumetric flow rate, Q (=Q1/T)
Maximum flow velocity allowed by JBA, vmax
Friction loss using 80mm diameter pipe, delta P
Refer to MWA (Table 16.6; Page 16/7) & *Attachment A (Carrier Handbook; Table 10 & 11)
1 Total length of straight pipe2 Total equivalent length of pipe +
=Total Friction Loss
1 Total length of pipe2 Friction loss per meter run x
=10% Safety Factor, say =
E Other Losses
1 (None)=
F Total Pressure Losses
1 Pressure required at outlet2 Static Head +3 Pipe and fitting losses +4 Other losses +
=
G Transfer Pumpset SelectionTransfer pump specified at 3.5 L/s @ 40m head (1 duty & 1 standby)
95 m38 hrs
1.0 m WG
10060.0 m
65 H16.8 V 13.2+3.6
81.8x1.15 94
0.003299 m3/s
2.5 m/s80 mm
0.66 m/s0.0120 m WG/m
37.5 m =25.5+3.6 IL2.4 m =12.3 IL
35.2 m
Total Equivalent Length45.7 m
Pipe sizemm 25
22.9 m in 13.9 m
Equivalent length (mm)
90 bend 0.7925.6 m T 1.52
9.1 m gate valve 0.3010.7 m Y Strainer 1.52
117.9 m check valve 3.0545 Y valve 3.66
70.0 m117.9 m187.9 m
187.9 m0.0120 m WG/m2.2531 m WG
2.5 m WG
0.0 m WG0.0 m WG
1.0 m WG35.2 m WG
2.5 m WG0 m WG
38.7 m WG
13.2+3.6
32 38 50 65 77 89 100 125 150 200 250 3001.25 1.5 2 2.5 3 3.5 4 5 6 8 10 121.01 1.22 1.52 1.83 2.29 2.74 3.05 3.96 4.88 6.10 7.62 9.142.13 2.44 3.05 3.66 4.57 5.49 6.40 7.62 9.14 12.19 15.24 18.290.46 0.55 0.70 0.85 0.98 1.22 1.37 1.83 2.13 2.74 3.66 3.962.74 3.05 8.23 8.53 12.80 14.63 18.29 24.38 33.53 45.72 57.91 76.204.27 4.88 6.10 7.62 9.14 10.67 12.19 15.24 18.29 24.38 30.48 36.574.57 5.49 7.31 8.84 10.67 12.50 14.32 17.68 21.33 25.91 32.00 39.62
TABULATION NO. 2TRANSFER PUMPSET SIZING (TP-B-HOTEL)
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
Section: R.C. suction tank (basement) to FRP storage tank (roof)
A Design Data
1 390 m32 Number of hours per day required to replenish the tank, T 8 hrs3 Pressure required at outlet 1.0 m WG
4 Coefficient of friction (C) for ductile iron pipe 1005 Length of straight pipe, L 60.0 m
B Pipe Sizing
where delta P = frictional loss due to fluid flow in the pipe per unit length (m WG/m)
D = internal diameter of pipe considered (m) C = coefficient of friction
1 0.013542 m3/s
2 2.5 m/s3 Proposed pipe size, D 100 mm4 Actual flow velocity, v 1.72 m/s5 0.0552 m WG/m
C Static Losses
1 Highest water level (storage tank) 31.6 m2 Lowest water level (Suction tank) - 0.9 m3 Static Head = 30.8 m
(Note: All levels indicated is based on FFL as datum)
D Pipe and Fitting Losses
Equivalent pipe lengthFittings Equivalent Length (m) Quantities Total Equivalent Length
1 Elbows 3.05 20 61.0 m2 Tees 6.40 5 32.0 m3 Gate Valve 1.37 4 5.5 m4 Y-strainer 18.29 2 36.6 m5 Check valve 12.19 1 12.2 m6 45° Y-valve 14.32 1 14.3 m
Total = 161.5 mTotal Length of Pipe
1 Total length of straight pipe 60.0 m2 Total equivalent length of pipe + 161.5 m
= 221.5 mTotal Friction Loss
1 Total length of pipe 221.5 m2 Friction loss per meter run x 0.0552 m WG/m
= 12.2191 m WG10% Safety Factor, say = 13.5 m WG
66.7% Water storage of 1.0 days water storage, Q1
Based on Hazen-Williams formula of delta P = (10.666 x Q1.85)/(D4.87 x C1.85)
Q = flow rate (m3/s)
Volumetric flow rate, Q (=Q1/T)
Maximum flow velocity allowed by JBA, vmax
Friction loss using 100mm diameter pipe, delta P
Refer to MWA (Table 16.6; Page 16/7) & *Attachment A (Carrier Handbook; Table 10 & 11)
TABULATION NO. 2TRANSFER PUMPSET SIZING (TP-B-HOTEL)
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
Section: R.C. suction tank (basement) to FRP storage tank (roof)
E Other Losses
1 (None) 0.0 m WG= 0.0 m WG
F Total Pressure Losses
1 Pressure required at outlet 1.0 m WG2 Static Head + 30.8 m WG3 Pipe and fitting losses + 13.5 m WG4 Other losses + 0 m WG
= 45.3 m WG
G Transfer Pumpset SelectionTransfer pump specified at 13.5 L/s @ 45m head (1 duty & 1 standby)
TABULATION NO. 3
BOOSTER PUMPSET SIZING (BP-ROOF-FV-FEC)
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
TYPE : FLUSH VALVE SYSTEM
SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
A Design Data
1 Pressure required at outlet 15.02 Coefficient of friction (C) for polysteel pipes 1003 100.0
level 4; GL 1-D )B Determination of Flow Rate
where delta P = frictional loss due to fluid flow in the pipe (m WG)
D = internal diameter of pipe considered (m) C = coefficient of friction L = pipe length (m)
Total volumetric flow rate, Q (Refer to Tabulation No. 5 for flow rate calculation) 7.50Or
2 Total volumetric flow rate, Q 0.00750
3 2.54 Proposed pipe size, D 805 Actual flow velocity, v 1.496 0.0547
C Static Losses
1 Lowest water level (FRP Storage tank) 37.52 - 30.03 Positive static head (Pressure available) = 7.6
(Note: All levels indicated is based on FFL as datum)
D Pipe and Fitting Losses
Refer to MWA (Table 16.6; Page 16/7)
Equivalent pipe lengthFittings Eq Length (m) Quantities Total Eq Length
1 Elbows 2.29 10 22.92 Tees 4.57 20 91.43 Gate Valve 0.98 2 2.04 Strainer 12.80 1 12.8
Section: FRP storage tank (roof level - blk D) to the furthest point at nearest level (level 4 - blk B.)
Length of straight pipe, L (Furthest point at toilet located at
Based on Hazen-Williams formula of delta P = (10.666 x L x Q1.85)/(D4.87 x C1.85)
Q = flow rate (m3/s)
Maximum flow velocity allowed by JBA, vmax
Friction loss using 80mm diameter pipe, delta P
Furthest point at toilet located at level 4; GL 1-D )
5 Check Valve 9.14 1 9.16 45° Y-valve 10.67 1 10.7
Total = 148.9Total Length of Pipe
1 Total length of straight pipe 100.02 Total equivalent length of pipe + 148.9
= 248.9Total Friction Loss
1 Total length of pipe 248.92 Friction loss per meter run x 0.0547
= 13.610% Safety Factor, say = 15.0
F Other Losses
1 (None) 0.0= 0.0
G Total Pressure Losses
1 Pressure required at outlet 15.02 Positive static head (Pressure available) - 7.63 Pipe and Fitting Losses + 15.04 Other Losses + 0.05 Total pressure losses = 22.5
H Booster Pumpset Selection
Variable speed pumpsets specified at 7.5 L/S @ 2.5 bar head (duty & standby)
m WG
m
L/s
m3/s
m/smmm/sm WG/m
mm * Assume fitting at 1.5m high from FFLm
Total Eq LengthPipe size
mm 25 32 38 50 65 77m in 1 1.25 1.5 2 2.5 3m 90 bend 0.79 1.01 1.22 1.52 1.83 2.29m T 1.52 2.13 2.44 3.05 3.66 4.57m gate valve 0.30 0.46 0.55 0.70 0.85 0.98
)
Equivalent length (mm)
m Y Strainer 1.52 2.74 3.05 8.23 8.53 12.80m check valve 3.05 4.27 4.88 6.10 7.62 9.14m 45 Y valve 3.66 4.57 5.49 7.31 8.84 10.67
mmm
mm WG/mm WGm WG
m WGm WG
m WGm WGm WGm WGm WG
Equivalent length (mm)
89 100 125 150 200 250 3003.5 4 5 6 8 10 12
2.74 3.05 3.96 4.88 6.10 7.62 9.145.49 6.40 7.62 9.14 12.19 15.24 18.291.22 1.37 1.83 2.13 2.74 3.66 3.96
14.63 18.29 24.38 33.53 45.72 57.91 76.2010.67 12.19 15.24 18.29 24.38 30.48 36.5712.50 14.32 17.68 21.33 25.91 32.00 39.62
TABULATION NO. 3
BOOSTER PUMPSET SIZING (BP-ROOF-FV-HOTEL-BLK D)
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
TYPE : FLUSH VALVE SYSTEM
SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
A Design Data
1 Pressure required at outlet 20.02 Coefficient of friction (C) for polysteel pipes 1003 120.0
level 4; GL 19-G )B Determination of Flow Rate
where delta P = frictional loss due to fluid flow in the pipe (m WG)
D = internal diameter of pipe considered (m) C = coefficient of friction L = pipe length (m)
Total volumetric flow rate, Q (Refer to Tabulation No. 5 for flow rate calculation) 13.00Or
2 Total volumetric flow rate, Q 0.01300
3 2.54 Proposed pipe size, D 1005 Actual flow velocity, v 1.656 0.0510
C Static Losses
1 Lowest water level (FRP Storage tank) 31.62 - 28.53 Positive static head (Pressure available) = 3.2
(Note: All levels indicated is based on FFL as datum)
D Pipe and Fitting Losses
Refer to MWA (Table 16.6; Page 16/7)
Equivalent pipe lengthFittings Eq Length (m) Quantities Total Eq Length
1 Elbows 3.05 10 30.52 Tees 6.40 20 128.03 Gate Valve 1.37 2 2.74 Strainer 18.29 1 18.3
Section: FRP storage tank (roof level - blk D) to the furthest point at nearest level (level 4 - blk B.)
Length of straight pipe, L (Furthest point at toilet located at
Based on Hazen-Williams formula of delta P = (10.666 x L x Q1.85)/(D4.87 x C1.85)
Q = flow rate (m3/s)
Maximum flow velocity allowed by JBA, vmax
Friction loss using 100mm diameter pipe, delta P
Furthest point at toilet located at level 4; GL 19-G )
5 Check Valve 12.19 1 12.26 45° Y-valve 14.32 1 14.3
Total = 206.0Total Length of Pipe
1 Total length of straight pipe 120.02 Total equivalent length of pipe + 206.0
= 326.0Total Friction Loss
1 Total length of pipe 326.02 Friction loss per meter run x 0.0510
= 16.610% Safety Factor, say = 19.0
F Other Losses
1 (None) 0.0= 0.0
G Total Pressure Losses
1 Pressure required at outlet 20.02 Positive static head (Pressure available) - 3.23 Pipe and Fitting Losses + 19.04 Other Losses + 0.05 Total pressure losses = 35.8
H Booster Pumpset Selection
Variable speed pumpsets specified at 13 L/S @ 3.6 bar head (duty & standby)
m WG
m
L/s
m3/s
m/smmm/sm WG/m
mm * Assume fitting at 1.5m high from FFLm
Total Eq LengthPipe size
mm 25 32 38 50 65 77m in 1 1.25 1.5 2 2.5 3m 90 bend 0.79 1.01 1.22 1.52 1.83 2.29m T 1.52 2.13 2.44 3.05 3.66 4.57m gate valve 0.30 0.46 0.55 0.70 0.85 0.98
)
Equivalent length (mm)
m Y Strainer 1.52 2.74 3.05 8.23 8.53 12.80m check valve 3.05 4.27 4.88 6.10 7.62 9.14m 45 Y valve 3.66 4.57 5.49 7.31 8.84 10.67
mmm
mm WG/mm WGm WG
m WGm WG
m WGm WGm WGm WGm WG
Equivalent length (mm)
89 100 125 150 200 250 3003.5 4 5 6 8 10 12
2.74 3.05 3.96 4.88 6.10 7.62 9.145.49 6.40 7.62 9.14 12.19 15.24 18.291.22 1.37 1.83 2.13 2.74 3.66 3.96
14.63 18.29 24.38 33.53 45.72 57.91 76.2010.67 12.19 15.24 18.29 24.38 30.48 36.5712.50 14.32 17.68 21.33 25.91 32.00 39.62
TABULATION NO. 3
BOOSTER PUMPSET SIZING (BP-ROOF-FV-HOTEL-BLK C)
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
TYPE : FLUSH VALVE SYSTEM
SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
A Design Data
1 Pressure required at outlet 20.02 Coefficient of friction (C) for polysteel pipes 1003 60.0
level 4; GL 19-D )B Determination of Flow Rate
where delta P = frictional loss due to fluid flow in the pipe (m WG)
D = internal diameter of pipe considered (m) C = coefficient of friction L = pipe length (m)
Total volumetric flow rate, Q (Refer to Tabulation No. 5 for flow rate calculation) 11.00Or
2 Total volumetric flow rate, Q 0.01100
3 2.54 Proposed pipe size, D 1005 Actual flow velocity, v 1.406 0.0375
C Static Losses
1 Lowest water level (FRP Storage tank) 31.62 - 28.53 Positive static head (Pressure available) = 3.2
(Note: All levels indicated is based on FFL as datum)
D Pipe and Fitting Losses
Refer to MWA (Table 16.6; Page 16/7)
Equivalent pipe lengthFittings Eq Length (m) Quantities Total Eq Length
1 Elbows 3.05 10 30.52 Tees 6.40 20 128.03 Gate Valve 1.37 2 2.74 Strainer 18.29 1 18.3
Section: FRP storage tank (roof level - blk D) to the furthest point at nearest level (level 4 - blk B.)
Length of straight pipe, L (Furthest point at toilet located at
Based on Hazen-Williams formula of delta P = (10.666 x L x Q1.85)/(D4.87 x C1.85)
Q = flow rate (m3/s)
Maximum flow velocity allowed by JBA, vmax
Friction loss using 100mm diameter pipe, delta P
Furthest point at toilet located at level 4; GL 19-D )
5 Check Valve 12.19 1 12.26 45° Y-valve 14.32 1 14.3
Total = 206.0Total Length of Pipe
1 Total length of straight pipe 60.02 Total equivalent length of pipe + 206.0
= 266.0Total Friction Loss
1 Total length of pipe 266.02 Friction loss per meter run x 0.0375
= 10.010% Safety Factor, say = 11.0
F Other Losses
1 (None) 0.0= 0.0
G Total Pressure Losses
1 Pressure required at outlet 20.02 Positive static head (Pressure available) - 3.23 Pipe and Fitting Losses + 11.04 Other Losses + 0.05 Total pressure losses = 27.8
H Booster Pumpset Selection
Variable speed pumpsets specified at 8 L/S @ 3.0 bar head (duty & standby)
m WG
m
L/s
m3/s
m/smmm/sm WG/m
mm * Assume fitting at 1.5m high from FFLm
Total Eq LengthPipe size
mm 25 32 38 50 65 77m in 1 1.25 1.5 2 2.5 3m 90 bend 0.79 1.01 1.22 1.52 1.83 2.29m T 1.52 2.13 2.44 3.05 3.66 4.57m gate valve 0.30 0.46 0.55 0.70 0.85 0.98
)
Equivalent length (mm)
m Y Strainer 1.52 2.74 3.05 8.23 8.53 12.80m check valve 3.05 4.27 4.88 6.10 7.62 9.14m 45 Y valve 3.66 4.57 5.49 7.31 8.84 10.67
mmm
mm WG/mm WGm WG
m WGm WG
m WGm WGm WGm WGm WG
Equivalent length (mm)
89 100 125 150 200 250 3003.5 4 5 6 8 10 12
2.74 3.05 3.96 4.88 6.10 7.62 9.145.49 6.40 7.62 9.14 12.19 15.24 18.291.22 1.37 1.83 2.13 2.74 3.66 3.96
14.63 18.29 24.38 33.53 45.72 57.91 76.2010.67 12.19 15.24 18.29 24.38 30.48 36.5712.50 14.32 17.68 21.33 25.91 32.00 39.62
TABULATION NO. 3
BOOSTER PUMPSET SIZING (BP-ROOF-FV-HOTEL-BLK B)
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
TYPE : FLUSH VALVE SYSTEM
SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
A Design Data
1 Pressure required at outlet 20.0 m WG2 Coefficient of friction (C) for polysteel pipes 1003 275.0 m
level 4; GL 3-H )B Determination of Flow Rate
where delta P = frictional loss due to fluid flow in the pipe (m WG)
D = internal diameter of pipe considered (m) C = coefficient of friction L = pipe length (m)
Total volumetric flow rate, Q (Refer to Tabulation No. 5 for flow rate calculation) 8.00 L/sOr
2 Total volumetric flow rate, Q 0.00800 m3/s
3 2.5 m/s4 Proposed pipe size, D 100 mm5 Actual flow velocity, v 1.02 m/s6 0.0208 m WG/m
C Static Losses
1 Lowest water level (FRP Storage tank) 31.6 m2 - 28.5 m3 Positive static head (Pressure available) = 3.2 m
(Note: All levels indicated is based on FFL as datum)
Section: FRP storage tank (roof level - blk D) to the furthest point at nearest level (level 4 - blk B.)
Length of straight pipe, L (Furthest point at toilet located at
Based on Hazen-Williams formula of delta P = (10.666 x L x Q1.85)/(D4.87 x C1.85)
Q = flow rate (m3/s)
Maximum flow velocity allowed by JBA, vmax
Friction loss using 100mm diameter pipe, delta P
Furthest point at toilet located at level 4; GL 3-H )
TABULATION NO. 3
BOOSTER PUMPSET SIZING (BP-ROOF-FV-HOTEL-BLK B)
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
TYPE : FLUSH VALVE SYSTEM
SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
Section: FRP storage tank (roof level - blk D) to the furthest point at nearest level (level 4 - blk B.)
D Pipe and Fitting Losses
Refer to MWA (Table 16.6; Page 16/7)
Equivalent pipe lengthFittings Eq Length (m) Quantities Total Eq Length
1 Elbows 3.05 10 30.5 m2 Tees 6.40 20 128.0 m3 Gate Valve 1.37 2 2.7 m4 Strainer 18.29 1 18.3 m5 Check Valve 12.19 1 12.2 m6 45° Y-valve 14.32 1 14.3 m
Total = 206.0 mTotal Length of Pipe
1 Total length of straight pipe 275.0 m2 Total equivalent length of pipe + 206.0 m
= 481.0 mTotal Friction Loss
1 Total length of pipe 481.0 m2 Friction loss per meter run x 0.0208 m WG/m
= 10.0 m WG10% Safety Factor, say = 11.0 m WG
F Other Losses
1 (None) 0.0 m WG= 0.0 m WG
G Total Pressure Losses
1 Pressure required at outlet 20.0 m WG2 Positive static head (Pressure available) - 3.2 m WG3 Pipe and Fitting Losses + 11.0 m WG4 Other Losses + 0.0 m WG5 Total pressure losses = 27.8 m WG
H Booster Pumpset Selection
Variable speed pumpsets specified at 8 L/S @ 3.0 bar head (duty & standby)
* Assume fitting at 1.5m high from FFL
Pipe sizemm 25 32 38 50 65 77 89 100 125 150in 1 1.25 1.5 2 2.5 3 3.5 4 5 6
90 bend 0.79 1.01 1.22 1.52 1.83 2.29 2.74 3.05 3.96 4.88T 1.52 2.13 2.44 3.05 3.66 4.57 5.49 6.40 7.62 9.14
gate valve 0.30 0.46 0.55 0.70 0.85 0.98 1.22 1.37 1.83 2.13Y Strainer 1.52 2.74 3.05 8.23 8.53 12.80 14.63 18.29 24.38 33.53
check valve 3.05 4.27 4.88 6.10 7.62 9.14 10.67 12.19 15.24 18.2945 Y valve 3.66 4.57 5.49 7.31 8.84 10.67 12.50 14.32 17.68 21.33
Equivalent length (mm)
200 250 3008 10 12
6.10 7.62 9.1412.19 15.24 18.292.74 3.66 3.96
45.72 57.91 76.2024.38 30.48 36.5725.91 32.00 39.62
TABULATION NO. 4
DROPPER SIZING - HOTEL
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
TYPE : NON-FLUSH VALVE SYSTEM
SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
Section: FRP storage tank (roof level) to the furthest point at nearest level (level 4)
A Design Data
1 Pressure required at outlet 10.02 Coefficient of friction (C) for polysteel pipes 1003 Length of straight pipe, L (Furthest point at area located at 50.0
B Determination of Flow Rate
where delta P = frictional loss due to fluid flow in the pipe (m WG)
D = internal diameter of pipe considered (m) C = coefficient of friction L = pipe length (m)
Total volumetric flow rate, Q (Refer to Tabulation No. 5 for flow rate calculation) 3.00Or
2 Total volumetric flow rate, Q 0.00300
3 2.54 Proposed pipe size, D 805 Actual flow velocity, v 0.606 0.0100
C Static Losses
1 Lowest water level (Storage tank) 31.62 - 18.03 Positive static head (Pressure available) = 13.7
(Note: All levels indicated is based on FFL as datum)
D Pipe and Fitting Losses
Refer to MWA (Table 16.6; Page 16/7)
Equivalent pipe lengthFittings Eq Length (m) Quantities Total Eq Length
1 Elbows 2.29 10 22.92 Tees 4.57 20 91.43 Gate Valve 0.98 2 2.04 Strainer 12.80 1 12.8
level G; GL 25-C )
Based on Hazen-Williams formula of delta P = (10.666 x L x Q1.85)/(D4.87 x C1.85)
Q = flow rate (m3/s)
Maximum flow velocity allowed by JBA, vmax
Friction loss using 80mm diameter pipe, delta P
Furthest point at area located at level G; GL 29-C )
5 Check Valve 9.14 1 9.16 45° Y-valve 10.67 1 10.7
Total = 148.9Total Length of Pipe
1 Total length of straight pipe 50.02 Total equivalent length of pipe + 148.9
= 198.9Total Friction Loss
1 Total length of pipe 198.92 Friction loss per meter run x 0.0100
= 2.010% Safety Factor, say = 3.0
F Other Losses
1 (None) 0.0= 0.0
G Total Pressure Losses
1 Pressure required at outlet 10.02 Positive static head (Pressure available) - 13.73 Pipe and Fitting Losses + 3.04 Other Losses + 0.05 Total pressure losses = -0.7
H Booster Pumpset Selection
Section: FRP storage tank (roof level) to the furthest point at nearest level (level 4)Rough Calculation
Length(mm)
m WG
m 65 H+ 3.1 V
68.1x1.15 78
L/s
m3/s
m/smmm/sm WG/m
mm * Assume fitting at 1.5m high from FFLm
Total Eq LengthPipe size
mm 25 32 38 50 65 77 89m in 1 1.25 1.5 2 2.5 3 3.5m 90 bend 0.79 1.01 1.22 1.52 1.83 2.29 2.74m T 1.52 2.13 2.44 3.05 3.66 4.57 5.49m gate valve 0.30 0.46 0.55 0.70 0.85 0.98 1.22Equivalent
length (mm)
m Y Strainer 1.52 2.74 3.05 8.23 8.53 12.80 14.63m check valve 3.05 4.27 4.88 6.10 7.62 9.14 10.67m 45 Y valve 3.66 4.57 5.49 7.31 8.84 10.67 12.50
mmm
mm WG/mm WGm WG
m WGm WG
m WGm WGm WGm WGm WG
Equivalent length (mm)
100 125 150 200 250 3004 5 6 8 10 12
3.05 3.96 4.88 6.10 7.62 9.146.40 7.62 9.14 12.19 15.24 18.291.37 1.83 2.13 2.74 3.66 3.96
18.29 24.38 33.53 45.72 57.91 76.2012.19 15.24 18.29 24.38 30.48 36.5714.32 17.68 21.33 25.91 32.00 39.62
TABULATION NO. 4
DROPPER SIZING - RETAIL
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
TYPE : NON-FLUSH VALVE SYSTEM
SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
Section: FRP storage tank (roof level) to the furthest point at nearest level (level 4)
A Design Data
1 Pressure required at outlet 10.0 m WG2 Coefficient of friction (C) for polysteel pipes 1003 Length of straight pipe, L (Furthest point at area located at 350.0 m
B Determination of Flow Rate
where delta P = frictional loss due to fluid flow in the pipe (m WG)
D = internal diameter of pipe considered (m) C = coefficient of friction L = pipe length (m)
Total volumetric flow rate, Q (Refer to Tabulation No. 5 for flow rate calculation) 5.50 L/sOr
2 Total volumetric flow rate, Q 0.00550 m3/s
3 2.5 m/s4 Proposed pipe size, D 100 mm5 Actual flow velocity, v 0.70 m/s6 0.0104 m WG/m
C Static Losses
1 Lowest water level (Storage tank) 37.5 m2 - 11.8 m3 Positive static head (Pressure available) = 25.8 m
(Note: All levels indicated is based on FFL as datum)
level G; GL 29-H )
Based on Hazen-Williams formula of delta P = (10.666 x L x Q1.85)/(D4.87 x C1.85)
Q = flow rate (m3/s)
Maximum flow velocity allowed by JBA, vmax
Friction loss using 100mm diameter pipe, delta P
Furthest point at area located at level G; GL 29-H )
TABULATION NO. 4
DROPPER SIZING - RETAIL
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
TYPE : NON-FLUSH VALVE SYSTEM
SOURCE: 1. MWA DESIGN GUIDELINES FOR WATER SUPPLY SYSTEMS
Section: FRP storage tank (roof level) to the furthest point at nearest level (level 4)
D Pipe and Fitting Losses
Refer to MWA (Table 16.6; Page 16/7)
Equivalent pipe lengthFittings Eq Length (m) Quantities Total Eq Length
1 Elbows 3.05 10 30.5 m2 Tees 6.40 20 128.0 m3 Gate Valve 1.37 2 2.7 m4 Strainer 18.29 1 18.3 m5 Check Valve 12.19 1 12.2 m6 45° Y-valve 14.32 1 14.3 m
Total = 206.0 mTotal Length of Pipe
1 Total length of straight pipe 350.0 m2 Total equivalent length of pipe + 206.0 m
= 556.0 mTotal Friction Loss
1 Total length of pipe 556.0 m2 Friction loss per meter run x 0.0104 m WG/m
= 5.8 m WG10% Safety Factor, say = 7.0 m WG
F Other Losses
1 (None) 0.0 m WG= 0.0 m WG
G Total Pressure Losses
1 Pressure required at outlet 10.0 m WG2 Positive static head (Pressure available) - 25.8 m WG3 Pipe and Fitting Losses + 7.0 m WG4 Other Losses + 0.0 m WG5 Total pressure losses = -8.8 m WG
H Booster Pumpset Selection
Rough Calculation
Length(mm)
65 H+ 3.1 V
68.1x1.15 78
* Assume fitting at 1.5m high from FFL
Rough Calculation
Pipe sizemm 25 32 38 50 65 77 89 100 125 150in 1 1.25 1.5 2 2.5 3 3.5 4 5 6
90 bend 0.79 1.01 1.22 1.52 1.83 2.29 2.74 3.05 3.96 4.88T 1.52 2.13 2.44 3.05 3.66 4.57 5.49 6.40 7.62 9.14
gate valve 0.30 0.46 0.55 0.70 0.85 0.98 1.22 1.37 1.83 2.13Y Strainer 1.52 2.74 3.05 8.23 8.53 12.80 14.63 18.29 24.38 33.53
check valve 3.05 4.27 4.88 6.10 7.62 9.14 10.67 12.19 15.24 18.2945 Y valve 3.66 4.57 5.49 7.31 8.84 10.67 12.50 14.32 17.68 21.33
Equivalent length (mm)
200 250 3008 10 12
6.10 7.62 9.1412.19 15.24 18.292.74 3.66 3.96
45.72 57.91 76.2024.38 30.48 36.5725.91 32.00 39.62
FIXTURE UNIT CALCULATION
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
SOURCE: 1. 2001 ASHRAE FUNDAMENTALS HANDBOOK, PIPE SIZING
Flush Valve : WC, U & SH
Item LevelWC (6 F.U) - flush valve (private) rain SH (2 F.U) - (private)
Qty F.U Qty1 hotel (Blk B) 54 324 54
hotel (Blk C) 74 444 74hotel (Blk D) 129 774 129
2 FEC 0 0 03 Retail 0 0 0
Total 257 1542 257
Non-Flush Valve : S
Item LevelS (4 F.U) (public)
Qty F.U1 hotel 20 80 802 FEC 60 240 2403 Retail 36 144 144
Total 0 464 464
fixture units and flow rate HOTEL432 blk B (pressurised)592 blk C (pressurised)
1032 blk D (pressurised)80 (gravity)
TOTAL F.U = n/a
8 blk B (L/S)
11 blk C (L/S)
13 blk D (L/S)
80
3 L/S
å F.U
F.U (FV)= F.U (FV)= F.U (FV)=
F.U (NFV)=
(Pressurised) Flow rate, Xnfv (LS-1) =
(Pressurised) Flow rate, Xnfv (LS-1) =
(Pressurised) Flow rate, Xnfv (LS-1) =
F.U (gravity)=
Flow rate, Xnfvg (LS-1) =
rain SH (2 F.U) - (private) U (5 F.U) - (public) WC (10 F.U) - flush valve (public)F.U Qty F.U Qty F.U108 0 0 0 0148 0 0 0 0258 0 0 0 0
0 30 150 60 6000 3 15 14 140
514 33 165 74 740
FEC RETAIL150 (pressurised) 15 (gravity)
240 (pressurised) 144 (gravity)390 n/a
7.5 L/S 0 L/S
0 159
0 L/S 5.5 L/S
432592
103215015
2221
block b block c block drain shower: 15 lpm @ 5 bar
nos. rain shower at one time 32 44 52
diversity (for checking): 0.592593 0.594595 0.403101
å F.U
TABULATION NO. 5
LOADING UNIT CALCULATION
COLD WATER PLUMBING SERVICES
PROJECT: MIXED DEVELOPMENT FOR PUTERI HARBOUR
LOCATION: PUTERI HARBOUR, JOHOR
DATE: JUNE 2010
SOURCE: 1. 2001 ASHRAE FUNDAMENTALS HANDBOOK, PIPE SIZING
Flush Valve : WC, U & SH
Item LevelWC (8 F.U) - flush valve (private) rain SH (2 F.U) - (private) U (5 F.U) - (public) WC (10 F.U) - flush valve (public)
Qty F.U Qty F.U Qty F.U Qty F.U1 hotel (Blk B) 54 324 54 108 0 0 0 0 432
hotel (Blk C) 74 444 74 148 0 0 0 0 592hotel (Blk D) 129 774 129 258 0 0 0 0 1032
2 FEC 0 0 0 0 30 150 60 600 1503 Retail 0 0 0 0 3 15 14 140 15
Total 257 1542 257 514 33 165 74 740 2221
Non-Flush Valve : S
Item LevelS (4 F.U) (public) 2056
Qty F.U1 hotel 20 80 802 FEC 60 240 2403 Retail 36 144 144
Total 0 464 464
fixture units and flow rate HOTEL FEC RETAIL2056 pressurised 150 (pressurised) 15 (pressurised)
80 (gravity) 240 (pressurised) 144 (gravity)TOTAL F.U = n/a 390 15
23 L/S 8 L/S 2 L/S
80 0 144
3 L/S 0 L/S 4.5 L/S
å F.U
å F.U
F.U (FV)= F.U (NFV)=
(Pressurised) Flow rate, Xnfv (LS-1) =
F.U (gravity)=
Flow rate, Xnfvg (LS-1) =