The tank which Stores a waste water of House or building is known as Septic Tank. Septic Tank is mounted in which there may be no right drainage device. In order save, the Wastage or sewage for 10-30 Days Septic tank is built and the same is designed.
This tank is commonly mounted underneath 1.5m-1.8m from floor degree. Waste water coming from sewer Pipes of the residence are connected to Septic tank.
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Wastewater flows into the tank at one end and leaves the tank on the other quit as proven inside the discern. The septic tank is tired out with the assist of suck out the hole. The municipal Department suck out the wastage from Septic tank.
In the early 1990’s, the tank is constructed without backside slab below the tank. Due to seepage from Septic tank, the waste water is mixed with Fresh Water sump. To avoid this, the septic tank is cased up with the bottom slab.
All waste water from the bathtub, lavatory, kitchen flows into the tank. Heavy Solids in waste water is settled at bottom of the tank. Due to the presence of anaerobic micro organism in waste water Heavy solids are decreased to sludge and gases. Generally, if the density of solids that’s greater than the water is settled at the bottom of tank, if density of solids that is less than the water floats. The settled Solids is referred to as as Sludge and floating solids is known as as scum.