Septic Tank Drainfield Design

Infiltrator septic tank pricing and installation tips tricks.

Septic tank drainfield design.

A decentralized wastewater treatment system consisting of a septic tank and a trench or bed subsurface wastewater infiltration system drainfield. A septic drain field a septic tank and associated piping compose a septic system. The size necessary for your drain field will depend on a few factors. Septic tanks last from 15 to 30 years.

Septic tank installation is relatively straight forward but even seasoned professionals can get too mired in how they ve always done it to realize there are better ways to approach any. A conventional septic system is typically installed at a single family home or small business. A septic system is the most common method of sewage treatment for homes and businesses that are not connected to an area wide sewage system. If placed in an area with good ground absorption a drain field can last up to 10 years.

An improperly designed drain field will do nothing but cause huge problems with the entire system. A typical septic system consists of a septic tank and a drainfield or soil absorption field. How far is the drain tank from the septic tank. It has an 8 pipe with holes only on the bottom and surrounding this pipe is a.

Septic trench line specifications. Step 1 determine the size. A septic drain field is a vital part of any septic system. This style of drainfield pipe is a little diffrent.

1 inch in 3 minutes sandy soil. An important soil characteristic the percolation rate measures how long it takes water to drop one inch in a saturated hole dug in soil. The septic tank digests organic matter and separates floatable matter e g oils and grease and solids from the wastewater. When you design your drain field there are a few things to keep in mind.

Septic drain fields also called leach fields or leach drains are subsurface wastewater disposal facilities used to remove contaminants and impurities from the liquid that emerges after anaerobic digestion in a septic tank organic materials in the liquid are catabolized by a microbial ecosystem. Unfortunately drain fields also known as leach fields do not last that long. In its basic form a septic system consists of a septic tank where solids settle and decompose and a drainfield where liquid discharged from the tank is treated by bacteria in the soil. The gravel stone drainfield is a design that has existed for decades.

Infiltrator im series septic tank pricing manuals design tips and specification sheets. Septic drainfield design basics. Building a septic drain field is time consuming but pays off in the long run. As waste water flows from the septic tank it flows out through the holes into the gravel and then seeps into the soil.

Drainfield design varies by areas of the country but here are some of the types you may see. Soil based systems discharge the liquid known as effluent from the septic tank into a series of perforated pipes buried in a. 1 inch in 48 minutes clay soil. The soil should.