2K6CE 703 ENVIRONMENTAL ENGINEERING – II

Module I (15 hours)
Waste water Engineering – Sanitary plumbing – sanitary fixtures, traps, soil pipe, anti-siphonage pipes – systems of piping – pipe joints and pipe fittings – public lavatories in factories, railway stations, bus stations and airports. House drainage – principles of house drainage – inspection chambers- ventilation – testing of drains – connection of house drains and street sewers – systems of sewerage – quantity of storm sewage – source of sewage – relation to water consumption – ground water infiltration – fluctuations of sewage flow – factors affecting storm water sewage –   determination of storm water flow – time of concentration. Quantity of sanitary sewage (Domestic waste water) – sources, factors affecting. Fluctuations in sewage flow – peak factor. Sewer and sewer appurtenances – materials of sewers – shape, hydraulics and the design of sewers – sewer joints – construction, testing, cleaning and maintenance, ventilation of sewers – sewer appurtenances – manholes, inlets, catch basins, grease traps – regulators – leaping weirs – side weirs – siphon spillway – inverted siphons – sewage pumps – pumping stations.
Module II ( 13 hours)
Objectives of waste water treatment – Effluent standards, KSPCB standards and BIS. Characteristics of sewage – Physical, chemical and biological characteristics – physical and chemical analysis – sampling – population equivalent characteristics of industrial wastes –treatment of waste water – Layout of conventional treatment plant – screens – grit chambers – detritus tank – skimming tanks – sedimentation tanks. Biological process – principle and theory of biological treatment – design, construction and operation of trickling filters, activated sludge treatment units – oxidation ponds – disinfection of sewage.
Module III (12 hours)
Sewage disposal – disposal into water – assimilation capacity of streams – disposal into land – surface and subsurface irrigation. Sludge treatment and disposal – quality and characteristics of sludge – sludge elutriation – sludge conditioning –v vacuum filtration – sludge digestion – disposal of sludge. Rural sanitation – Septic tanks – Design ( as per Ministry of Urban development), construction, disposal of effluents, cleaning of tanks – Imhoff tanks. Sewage treatment by high rate anaerobic methods – anaerobic digestion suspended growth – contact process – UASB, attached growth filters – expanded bed (basics only)
Module IV (12 hours)
Solid waste management –Types and sources of solid waste-characteristics – collection – transportation and processing – disposal – composting – sanitary land fill – incineration- prevention of malaria. Air pollution – types of pollutants and their sources – health effects – air pollution control strategy – basic approaches – areas of legal responsibility – source identification – particulate control and control of gases and vapour. 

Text book
1. Garg S.K. Environmental Engg. Vol. II,Khanna Publishers
2. Birdie G.S. and Birdie J.S. Water Supply and Sanitary Engg. Dhanpat Rai & Sons.
3. Duggal K.N. Elements of Environmental Engg. S. Chand and Co. Ltd.
Reference Books
1. B.C. Punmia, Waste Water Engg. Arihant Publications,Jodpur.
2. Mark.J. Hammer and Mark J. Hammer Jr., Water and Waste Water Technology , Prentice Hall of India Pvt. Ltd.
3. Metcalf and Eddy, Waste water Engg., treatment, disposal and Reuse, Tata McGraw Hill.
4. Ethers and Steel, Muncipal and Rural Sanitation.
5. M.N. Rao & H.V.N. Rao, Air Pollution, Tata McGraw Hill Pvt. Ltd. New Delhi.
6. Ministry of Urban Development, Govt. of India, Manual of waste water and treatment 1986