Van Pica Museum
Septic water tanks are a method of treating water from properties that are not connected to main drainage. There are different types of septic tank systems, which contain an underground septic tank arriving different sizes and shapes. It connects to some secondary soil treatment system, which more often than not is a land drainage system in the form of a drain-field. Ground septic tanks work with sewerage systems where raw sewage and wastewater discharge it to the tank. Here solids are separated from the liquid waste. Fats and oils float to the peak of those plastic vertical tanks and form a crust layer with human waste and food scraps sinking towards the bottom.
The waste at the end from the tank forms a sludge layer, which then encounters bacteria, which are the natural colonizers of plastic septic tanks that will digest more than sixty percent from the sludge. The dirty septic water flows from the tank towards the drain-field with �T� pipes in the plastic vertical storage tanks holding back the floating layer preventing it from accessing the outlet of the tank. Septic water tanks should be emptied annually to prevent sludge and crust layers from going too deep. This helps by preventing higher concentrations of suspended solids washing in the drain-field.
The �T� pipe is part of the opening pipe from the second chamber from the tank, which is usually square. Vent pipes of ground septic tanks are often installed in the first chamber along with the second one with regards to venting gases such as hydrogen sulphide and methane, which the sludge produces. It is recommended that strong covers be placed completely over plastic septic tanks to avoid animals or even children from falling in to the tank. When these covers collapse, it can be with fatal results hence the need for strong covers.
Modern septic water tanks are made of polyethylene and GRP each of which are usually obtainable in spherical shape using the top using a spherical shape which has a narrow shaft. They don't produce effluent similar in quality as two chamber tanks and therefore are usually not put into front of numerous conversion units. You should be careful to make sure that during the emptying from the ground septic tanks in high water table sites problems don't occur because of the tank rising from the ground. In this instance it is recommended that you put in the tank having a concrete surround.
You ought to get a website inside your residence or neighborhood that will be ideal for plastic septic tanks systems. A website with soil which contains an excessive amount of clay or that is too porous or that has the bedrock too near the surface is not suitable. Clay soil soaks the septic effluent away while soil, that is too coarse will not retain the effluent for long periods in order that it can be treated. In such cases, use a non-sewerage treatment plant although it may also be possible to adapt septic water tanks systems to suit even unsuitable sites if careful planning and style is performed by an expert.