The inlet baffle gives the debris from the sewer in the house directly into the tank.
Role of baffle wall in septic tank.
Plumbing backups when the inlet baffle wears out sewage might flow backwards from the tank into the house or surface scum might prevent sewage from entering the tank backups can also result from clogs in the drain field caused by failure of the outlet baffle.
In some cases a contractor can retrofit an older concrete tank with a modern sanitary tee.
The inlet baffle wall is placed at a distance of l 5 from the wall where l is the length of the wall.
For small tanks rcc hanging type scum baffle walls are provided in septic tanks.
However this job requires a lot of caution as removing the remains of the baffle can easily damage tank walls.
The purpose of the inlet baffle is twofold.
The inlet baffle is installed at a higher position than the outlet baffle.
It separates liquids and solids then holds the solids in a tank until they can be pumped out and sends the liquids to a distribution field.
Sewage smells whether in the house or in the drain field sewage smells indicate that unprocessed sewage may be clogging the drain.
During routine septic pumping or during a home septic system inspection your wilson services tech will locate the inlet and outlet areas of the tank and assess whether the baffles are currently in place and in acceptable condition if we find either to be deteriorating or missing we ll recommend a small investment in a baffle replacement as this is an excellent way for you to extend.
During pump outs the septic baffles could be thoroughly inspected.
To direct flow from the house sewer downward into the tank to create a longer detention time for the sewage to allow settling of solids and to keep the floating scum layer from plugging the inlet pipe.
But these processes can actually be a bit more complicated than they sound.
The baffle wall is generally extended 150mm above to scum level and 400 700mm below it.
It is optional near the outlet.
A septic tank should have baffles at both the inlet and outlet.
Yet still you may need to have an idea of what a baffle is and what it does in the tank.
Baffle walls are provided near the inlet.
In some designs the septic tank inlet baffle or tee also reduces the movement of sewer gases out of the tank and up into the building through an un trapped sewer pipe.
The septic tank baffle or tee is a device on the inlet or outlet of a septic tank which prevents sewage back flow into the inlet or outlet pipe.
If the septic tank were just a rectangular box with no baffles it would allow liquid to go from the inlet right to the outlet and not have enough time to settle out the solids and allow the lighter things grease etc to float.
Your septic tank may seem like a simple system at first glance.
Only a trained septic contractor can identify a baffle problem since this diagnosis involves visually inspecting the inside of the septic tank.
