Course

Unit 1

Waste water- Domestic and Storm water, Quantity of Sewage, Sewage flow variations. Conveyance of sewage- Sewers, shapes design parameters, operation and maintenance of sewers, Sewage pumping; Sewerage, Sewer appurtenances, Design of sewerage systems. Small bore systems, Storm Water- Quantification and design of Storm water.

Unit 2

Sewage and Sullage, Disposal of waste water on water bodies and land – effluent discharge standards- self purification of streams– oxygen sag curve – sewage farming – National River cleaning plans .

Wastewater treatment scheme – Objectives – Selection of unit operation and process – aerobic and anaerobic treatment systems- suspended and attached growth systems.

Unit 3

Activated sludge process and its types – Design of conventional activated sludge process-recycling of sewage – quality requirements for various purposes- Sludge treatment and disposal. Computer Aided Design of waste water collection and treatment system.

Pre Requisite(s): Nil

To explain

• the concepts of typical waste water collection and treatment system
• the design of a typical waste water collection system
• the different treatment techniques for treating domestic waste water

Course Outcome

CO 1: To understand the concepts of typical waste water collection and treatment system

CO 2: To Design and estimate for a typical waste water collection schemes

CO 3: To Design the most appropriate technique for the treatment of domestic wastewater.

CO-PO Mapping

Text Book(s)

Birdie G.S and Birdie J. S, “Water Supply and Sanitary Engineering”, DhanpatRai& Sons, 9th Edition, 2018

Garg S. K, “Environmental Engineering”, Vol. I and II, Khanna Publishers, 33rd Edition

Reference(s)

Gilbert Masters, “Introduction to Environmental Engineering and Science” Prentice Hall, New Jersey, 3rd Edition.

1. AarneVesilind, Susan M. Morgan, “Introduction to Environmental Engineering” by, Belmont, CA : Thomson/Brook/Cole, c2004, 3rd Edition.

Peavy, H.s, Rowe, D.R, Tchobanoglous, G. “Environmental Engineering”, Mc-Graw – Hill International Editions, New York, Indian Edition,2017

MetCalf and Eddy. “Wastewater Engineering, Treatment, Disposal and Reuse”, Tata McGraw-Hill, New Delhi, Indian Edition

Manual on Sewerage and Sewage Treatment Systems, Part A, B and C. Central Public

Health and Environmental Engineering Organization, Ministry of Urban Development

Standard method for the examination of water and waste water, APHA, AWWA, WPCF Publication.