What Are Septic Tanks?
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by: JasonRestall | Total views: 17 | Word Count: 510
Plenty of people would have heard of the term septic tank but are not aware what this means. It really is quite common in rural areas to have homes separated by large distance which makes it very expensive to connect to the mains sewage system. Generally these folks install their very own sewage treatment plant which is also known as a septic tank. A septic tank is a large steel or concrete tank that's buried in your yard and has a vast capacity of holding up to 1,000 gallons of water. The septic tank is created with the simplest flow system in which the waste water enters the tank at one end and leaves it at the other end.
A septic tank can be logically divided into three layers. Scum layer would be the 1st layer where anything that floats on water is accumulated. The lower layer of septic tank is also called as sludge layer and comprises of anything that is heavy is at the bottom of the tank. One can find fairly clean water in the midst of the tank that's devoid of all the solid waste, though you can find chemicals along with other bacteria which can be still there inside this section of the tank. The flow of waste water is directed with the help of a variety of sewer pipes into the septic tank.
Another major thing that you must know about septic tank the fact that these tanks produce different type of natural gases. These gases really smell horrid and because of this reasons, the are made with P-Traps designed to hold gases from coming back straight into the house. These P-Traps hold water which controls gases from coming out of the septic tank and enter your house. The complete cycle of a typical septic tank works in a way where new water enters the tank and displaces water already within the tank. The water is directed from the septic tank into the soak away.
Let us have a look at the drain field in your septic tank. Drain field is built with perforated pipes which are buried deep in trenches which are filled with gravel. Once the water leaves the septic tank and reaches the drain field, its slowly absorbed as well as filtered by the ground of a typical drain field. The size of these fields varies from the sort of sand and also their size varies according to the capacity of your ground to contain water. Anyplace having hard clay, with very slow and fewer water absorbing, would have fairly bigger drain fields in those septic tanks.
You may be thinking what powers the septic tank, the actual answer is simple: Gravity. The overall strategy of a septic tank is controlled by gravity itself and the system is better called as a passive system. The flow of water is supplied by the house to tank after which from tank to your drain field which all controlled by gravity. The moisture and nutrients from the drain field often results into greener grass over the septic tank.
About the Author
Learn more about septic tanks. Stop by Jason Restall's site where you can find out all about septic tanks and what it can do for you.
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