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Circular Sewer Design Preferences by Al Romano is a document available to read on EtoBox.
1. The minimum recommended diameter for sewers is 15 cm. Aerobic bacteria flourish in the presence of oxygen, consume organic matter as food, and oxidize organic matter in sewage. The rate of accumulation of sludge in septic tanks is recommended as 30 liters/person/year. 2. If the width of a rectangular sewer discharging 1.5 m/sec is twice its depth, the width is 1.36 m. In olden days, the type of sewer section adopted was egg shaped. 3. For the survival of fish, the minimum dissolved oxygen in rivers i
- Author
- Al Romano
- Language
- EN