Quantity of Waste Water: Description of sanitary & storm water and concept of time of concentration and time area graph
1.1 Introduction to source and type of waste water: Quality of waste water or sewage must be known to design of sewer. Underestimate of waste water quantity may cause overflow on the street and unsanitary condition will be created. Overestimate of waste water quantity may cause uneconomical section and self-cleansing velocity may not be calculate. … Read more