CE3303
WATER SUPPLY AND WASTEWATER
ENGINEERING
COURSE OBJECTIVES:
• To introduce students to various components and
design of water supply scheme, water treatment methods, water storage
distribution system, sewage treatment and disposal and deign of intake
structures and sewerage system.
UNIT I
WATER SUPPLY
Estimation of surface and subsurface water resources
- Predicting demand for water- Impurities of water and their significance -
Physical, chemical and bacteriological analysis - Waterborne diseases -
Standards for potable water. Intake of water: Pumping and gravity schemes.
UNIT II
WATER TREATMENT
Objectives - Unit operations and processes -
Principles, functions, and design of water treatment plant units, aerators of
flash mixers, Coagulation and flocculation - Clarifloccuator - Plate and tube
settlers - Pulsator clarifier - sand filters - Disinfection - softening,
removal of iron and manganese- Defluoridation - Softening - Desalination
process - Residue Management - Construction, Operation and Maintenance aspects
UNIT III
WATER STORAGE AND DISTRIBUTION
Storage and balancing reservoirs types, location and
capacity. Distribution system: layout, hydraulics of pipe lines, pipe fittings,
valves including check and pressure reducing valves, meters, analysis of
distribution systems, leak detection, maintenance of distribution systems,
pumping stations and their operations - House service connections.
UNIT IV
PLANNING AND DESIGN OF SEWERAGE SYSTEM
Characteristics and composition of sewage -
Population equivalent - Sanitary sewage flow estimation - Sewer materials -
Hydraulics of flow in sanitary sewers - Sewer design - Storm drainage-Storm
runoff estimation - Sewer appurtenances - Corrosion in sewers - Prevention and
control - Sewage pumping-drainage in buildings - Plumbing systems for drainage
UNIT V
SEWAGE TREATMENT AND DISPOSAL
Objectives - Selection of Treatment Methods -
Principles, Functions, - Activated Sludge Process and Extended aeration systems
- Trickling filters - Sequencing Batch Reactor(SBR) - UASB - Waste
Stabilization Ponds - Other treatment methods - Reclamation and Reuse of sewage
Recent Advances in Sewage Treatment - Construction, Operation and Maintenance
aspects. - Discharge standards-sludge treatment -Disposal of sludge
TOTAL:
60 PERIODS
COURSE OUTCOMES:
On completion of the course, the student is expected
to
CO1
Understand
the various components of water supply scheme and design of intake structure
and conveyance system for water transmission
CO2
Understand on the characteristics and composition of sewage, ability to estimate
sewage generation and design sewer system including sewage pumping stations
CO3
Understand the process of conventional treatment and design of water and
wastewater treatment system and gain knowledge of selection of treatment
process and biological treatment process
CO4
Ability to design and evaluate water distribution system and water supply in
buildings and understand the self-purification of streams and sludge and
septage disposal methods.
CO5
Able
to understand and design the various advanced treatment system and knowledge
about the recent advances in water and wastewater treatment process and reuse
of sewage
TEXTBOOKS:
1. Garg, S.K. Environmental Engineering, Vol.I
Khanna Publishers, New Delhi, 2010. 2. Modi, P.N., Water Supply Engineering,
Vol.I Standard Book House, New Delhi, 2016.
3. Garg, S.K., Environmental Engineering Vol.II,
Khanna Publishers, New Delhi, 2015. 4. Duggal K.N., "Elements of
Environmental Engineering" S. Chand and Co. Ltd., New Delhi, 2014.
5. Punmia, B.C., Jain, A.K., and Jain.A.K..,
Environmental Engineering, Vol.II, Laxmi Publications, 2010.
REFERENCES:
1.Punmia B.C, Ashok Jain and Arun Jain, Water Supply
Engineering, Laxmi Publications (P) Ltd., New Delhi 2010.
2. Manual on Water Supply and Treatment, CPHEEO,
Ministry of Urban Development, Government of India, New Delhi, 1999.
3. Syed R. Qasimand Edward M. Motley Guang Zhu,
Water Works Engineering Planning, Design and Operation, Prentice Hall of India
Learning Private Limited, New Delhi, 2009.
4. Of Urban Development, Government of India, New
Delhi, 2013.
5. Metcalf and Eddy - Waste water Engineering -
Treatment and Reuse, Tata Mc. Graw-Hill Company, New Delhi, 2010.
6. Syed R.Qasim "Waste water Treatment
Plants", CRCPress, WashingtonD.C.,2010
7. Gray N.F, "Water Technology", Elsevier
India Pvt.Ltd. New Delhi, 2006.