WATER SUPPLY ENGINEERING
CE605
B. E. IN CIVIL ENGINEERING (III/I)
LECTURE SLIDES
Introductory class
Kaji Ram Karki
1
Course overview
Objectives
To provide concept and knowledge on functions of various components of
water supply system
Knowledge for water demand, water quality, Intake construction, treatment
and distribution.
Course Outline
Unit 1 : Introduction (0-4 Marks)
Unit 2 :Sources of water(4-8 Marks )
Unit 3 : Quantity of water(8-12 Marks)
Unit 4 :Quality of Water( 4-8 Marks)
Unit 5 : Intake(0-8 Marks)
Unit 6 :Water Treatment(16-32 Marks)
Unit 7 : Reservoir and Distribution (8 -16 Marks)
Unit 8 : Conveyance of Water (0-8 Marks)
Unit 9: Valves and fittings (0-4 Marks)
2
Evaluation scheme
1. Quizes,Assignment,assessment and probably viva for few
2. Tutorials
3. Depends on the Examination patterns and what going on ahead
Books and Material
P.N. Modi, “Water Supply Engineering”
B. C. Purnima , Ashok Kumar Jain and Arun Kumar Jain, “Water Supply
Engineering”
G.S. Birdie and J.S. Birdie, "Water Supply and Sanitary Engineering”
K.N. Duggal, "Elements of Environmental Engineering”
Prof.Dr. Bhagwan Ratna Kansakar“Water supply Engineering”
Some other Nepalese writers- Dinesh Bhatta, Arun parajuli,Shreekrishna
Neupane etc…
Number of other Indian and foreign writers
Class note
3
Unit 1.0
Introduction
1.1 Importance of Water-
why need to protect water?
Important requirement for human life to exist is water.
without well-organized public water supply scheme, it is impossible to
run the present civic life and the develop the towns
Importance from existence of life to Entertainment
1.2 Definition of types of water-
Fresh Water, Brackish Water, Distilled or Dematerialized Water, Potable
Water, Palatable Water, polluted water, contaminated water, infected
water
1.3 Historical development of water supply system
“Sushuri Sanhita” compiled about 2000 B.C
4
1.4 Objectives of Water supply system
To reduce the water borne disease in the community.
To provide adequate quantity of water for different purpose.
To make water throughout the year.
To provide water within easy reach so that journey required for
the collection of work is easy.
To provide kitchen gardening and animal husbandry.
To provide water supply in safe and reliable way.
5
Unit 1………continue…
Impacts of Water supply
6
1.5 Schematic diagram of typical water supply system
7
Schematic diagram of typical Urban water supply system
8
Schematic diagram of typical Rural water supply system in Hilly area
9
Schematic diagram of typical Rural water supply system in Terai region
10
Components of water supply project
Collection works
Treatment works
Transmission works
Distribution works
Essentials of water supply Engineering
Source, Intake pipe line, treatment plant, clear water reservoir and
distribution.
Preliminary investigation for water supply scheme
Source of water supply
Population
Financial aspects
Per head water supply
Quality of water supply
Sanitary survey of area
Topography of area
Trends of development of town
11
Components of water supply System and
function
Intake
Pump
Transmission main
Collection chamber
Distribution chamber
Interruption chamber
Water treatment works
Reservoir
Distribution system
Break pressure chamber
Public tap stand
Valves
12
Valve chamber
Fittings.
Chapter 1 is completed
Thank you.
13
