The water demand is assumed to be 135 lpcd . The water demand depends upon the type of housing or community. For rural areas the water demand will be low while for urban areas the water demand will be high. The population governs the design of septic tank. Assume the population as 40 numbers for a group housing. All the water doesn’t get converted into sewerage. Consider 80% of water demands gets converted into sewerage. Assume the sludge disposal rate […]

Sewer Appurtenances

Different components used in sewer system is called sewer appurtenances. Manhole Manhole are circular sewer structure constructed with brick along the sewer network to allow for control, repair, and surveillance of sewer system. It is kept at a spacing of 10-50m in general. If the sewer system have bend then they are provided at closer system whereas in straight portions the manhole can be provided at a spacing upto 200m. Drop manhole Drop manhole are similar to manhole. They are […]

Category: Sewerage System

Design of Septic Tank and Soak Pit

Sewer Appurtenances