Objectives

After studying this unit, you should be able to

•    describe the relative importance of sanitation to the public health which varies with respect to a number of geographical, seasonal, social, and microbiological factors,

•    explain physical, chemical and biological characteristics indicators of waste water quality,

•    appreciate from an engineering viewpoint, the need of rationally selected, integrally planned and suitably designed wastewater management systems, and

•    discuss several means of disposal of waste water and storm water.