Septic Tank With No Bottom

A buried watertight tank designated and constructed to receive and partially treat raw domestic sanitary wastewater.

Septic tank with no bottom.

Its job is to hold the wastewater long enough to allow solids to settle down to the bottom forming sludge while the oil and grease floats to the top as scum. Compartments and a t shaped outlet prevent the sludge and scum from leaving the. The solids stay in the tank while the wastewater is discharged to the drainfield for further treatment and dispersal. Heavy solids settle to the bottom of the tank while greases and lighter solids float to the top.

The septic tank outlet should always be a bit lower than the septic tank inlet othewise sewage would run backwards into the septic tank inlet pipe and would clog the system. Septic tank consists of top slab bottom slab with pcc bed shear walls around the tank and a top cover opening to check the level of waste water. We also provide a master index to this topic or you can try the page top or bottom search box as a quick way to find information you need. The inlet pipe collects the water waste in the septic tank long enough that the solid and liquid waste is separated from each other.

Note that this is 2 inches lower than the bottom of the septic tank inlet opening. For clear understanding here we designing a septic tank for 8 people in a house which get filled in 10 days. Below are the septic tank design calculations. The tank is connected with two pipes for inlet and outlet.

Keep these materials and substances out of your sewer lines toilets other fixture drains in order to avoid costly clogged sewer piping or to avoid damaging the septic tank or absorption fields.