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ACE/TECHNICAL/DIWS*
ARSEA CONSULTING ENGINEERS SDN BHD (333114-U) DESIGN INFORMATION WATER SUPPLY
Project:
Date:
Client Type of
Design Engineer Bu ild in g
No. A.
Design Guidelines For Water Supply
B.
Water Demand
B.1 B.2 C.
C.1 C.2
Design Parameters
Descriptions
Scale of Development Total Water Demand
Remarks - Malaysian Water Association Association (MWA) - Panduan Teknik Air JKR 92/87
1 litre = 0.264 gallon 1 m3 = 264 gallon
Local Authority
Scale of Development Total Water Demand Refer to Appendix `B’
D.
Existing Pipeline
D.1
Location
D.2 D.3
Type of Pipe Size of Pipe (mm)
E.
Pressure Head Test
E.1
Location
E.2 E.3
Fee (Rm) Pressure Available (meter/bar)
F.
Incoming Pipe
F.1 F.2 F.3
Location Normal Tapping Pipe Jacking
G.
Distribution Pipeline
G.1
Peak flow (gallon per minute – gpm)
G.2
Fire flow (gallon per minute – gpm)
G.3 G.3.1 G.3.2
Residual Head (meter) Peak Flow Fire Flow
10m = 1 bar
2.5 x total water demand (gpm) Total water demand (gpm)+ fire risk (gpm) (refer Appendix `C’)
A4.1
Rev 05
ACE/TECHNICAL/DIWS*
No. G.4 G.4.1 G.4.2 G.4.3 G.4.4
Design Parameters
Descriptions Type of pipe Under Roads & Paved Area Marrine Area Incoming Others
Remarks
M.S Pipe/D.I Pipe D.I Pipe M.S/ D.I Pipe HDPE
D.I Pipe D.I Pipe D.I Pipe
G.5 G.5.1 G.5.2 G.5.3
Pipe Coefficient M.S Pipe D.I Pipe HDPE
G.6
Minimum Cover
H.
Distribution System
H.1
Residual Head (meter)
Required Elevated Water Tank
H.2
Pumping System – Running Hours (hours)
12 hours
H.3
H.5 H.5.1 H.5.2
Suction Tank (capacity ¼ from total water demand) Elevated water tank capacity ¾ from total water demand Suction Tank Type Size
H.5.3 H.6 H.6.1 H.6.2
Capacity Elevated Water Tank Type Size
H.4
G.5.1 – 110 G.5.2 – 110 G.5.3 - 130
H.6.3 H.6.4
Capacity Height of Elevated Structure
I.
Submission
I.1
Submission level
J.
Contribution
J.1
Constribution fees (RM)
K.
Approval Validity
K.1
Approval Validity (years)
L.
Design Software
No.
- 1.2m for pipes buried at the side and under road - 0.9m for pipes buried in ground, away from roads
Gallons/day
Gallons/day Highest supply level + minimum residual head + losses
Determine by local Authority
2 years CASIO Software for pipe network (loop) analysis
Appendix A
Hardy’s Cross Method
Appendix B
A4.2
Rev 05
ACE/TECHNICAL/DIWS*
Water Demand
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12.
Low Cost Terrace House /Flat Single Storey Terrace / Low Medium & Medium Costs Flats Double Storey Terrace House/High Cost Flats Semi Detached House Bungalow / Condominiums Shophouse (Single Storey)/ Gerai Shophouse (Double Storey) Shophouse (Three Storey) Light Industrial Workshop Semi Detached / Bungalow Workshops Heavy Industry
13.
Medium Industry
14.
Light Industry
15.
Office / Complex / Commercial (Domestic Usage) Hotels (with dining and laundry facility – Demestic Usage) Hotel (3 star)
16.
Hotel (5 star)
17.
Schools /Education Institutions -Day School / Institution - Fully Residential
18. 19. 20. 21.
Hospitals (domestic usage) Mosque (domestic usage) Other place of worship Wet Market
= 1135 lpd (250 gpd) = 1360 lpd (300 gpd)
Local Authority
Johor Melaka Negeri Sembilan Selangor
= 1590 lpd (350 gpd)
Perak Pulau Pinang Kedah
= 1820 lpd (400 gpd)
Perlis Pahang
= 2270 lpd (500gpd) = 2270 lpd (500 gpd)
Terengganu Kelantan Sabah Sarawak
- Syarikat Air Johor (SAJ) Holdings Sdn Bhd - Perbadanan Air Melaka - Jabatan Bekalan air negeri sembilan - Syarikat Bekalan Air Selangor Sdn Bhd - Lembaga Air Perak - Perbadanan Air Pulau Pinang - Jabatan Bekalan Air Negeri Kedah - Jabatan Bekalan Air Negeri Perlis - Jabatan Bekalan Air Negeri Pahang - Syarikat Air Terengganu - Syarikat Air Kelantan - Lembaga Air Sabah - Lembaga Air Sarawak
