Baffle Wall Design In Septic Tank
Iv baffle walls of septic tank.
Baffle wall design in septic tank. The baffle wall is generally at the mid of the septic tank to divide the septic tank sludge and water into two portions. Normal septic tank design that relies on baffles to control the flow of solids and wastewater into the tank to control agitation inside the tank s treatment area and to prevent the floating scum layer from blocking the tank inlet or outlet. 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. For small tanks rcc hanging type scum baffle walls are provided in septic tanks.
Baffle walls are provided near the inlet. Details of the septic tank baffle repair involving installing a pvc tee in this septic tank are shown. It is optional near the outlet. The baffle wall will extended 150mm above to scum level and 400 700mm below it.
The condition of the septic tank baffles tells you what has been happening in the septic system. Sewage smells whether in the house or in the drain field sewage smells indicate that unprocessed sewage may be clogging the drain. A distance of l 5 is placed for the inlet baffle wall where l is the length of the wall. Do not bypass septic tank baffles when connecting piping to the septic tank.
Wall baffles and sanitary tees. In most cases wall baffles also consist of concrete and are built directly into the side of the tank. The inlet baffle wall is placed at a distance of l 5 from the wall where l is the length of the wall. Baffle walls are provided near the inlet.
Septic baffles break down into two main categories. It may be or may not be in the septic tank according to size and design of septic tank. It is optional near the outlet. Components of septic tank baffle wall.
For small tanks rcc hanging type scum baffle walls are provided in septic tanks. At septic tank tees. Our photo compliments of architect jerry waters shows a badly deteriorated concrete septic tank baffle. 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.