Basic Septic System Layout

This septic system design article outlines basic septic system design parameters such as finding the recommended septic tank volume and conventional recommended onsite wastewater soil absorption system leach field or drainfield size along with some notes on how to calculate these from simple water usage and site conditions.

Basic septic system layout. Not only is a home septic system a cost effective option but it s also environmentally friendly when properly installed and maintained and it can help with better water efficiency for these reasons many people will opt to install a septic system instead of relying on their municipal sewer system. A decentralized wastewater treatment system consisting of a septic tank and a trench or bed subsurface wastewater infiltration system drainfield. Onsite wastewater treatment definitely has its benefits. A typical septic system consists of a septic tank and a drainfield or soil absorption field.

Septic design as a licensed septic designer we design and submit system designs to the local health department for review and permit approval. A basic septic tank system layout includes a pipe leading from the house to the septic tank an underground tank and a drain field. Once the second tank fills with liquid it will disperse into the soil below it. A conventional septic system is typically installed at a single family home or small business.

Most private septic systems are made up of two parts. The construction details including the layout of all sewers outside of the home the location and depth of all tanks the routing and depth of pressurized effluent lines and other system parts such as the drain field and any additional atus must match the septic system plans as approved by the local county health department. Most residential septic tank systems use gravity to move the water through the system. The holding and digesting tanks and the dispersal field.

As the first holding tank fills up the liquid waste will transfer to the second tank. The gravel stone drainfield is a design that has existed for decades.