How far apart should infiltrators be?

As a general rule, trenches ‘fingers’ should be no longer than fifty feet (12 or 13 Infiltrators long) for best function and most even effluent distribution. Unless you are installing as a “bed” system (where the chambers are right next to each other), leave at least six feet of undisturbed soil between fingers.

How do I calculate the size of my septic drain field?

Drainfield Size
  1. The size of the drainfield is based on the number of bedrooms and soil characteristics, and is given as square feet. …
  2. For example, the minimum required for a three bedroom house with a mid range percolation rate of 25 minutes per inch is 750 square feet.

How deep should leach chambers be?

The leaching chamber trench bottom is usually at least 61 centimeters (24 inches) below finished grade, and the inlet invert is approximately 20.3 centimeters (8 inches) above the trench bottom, and at least 43.2 centimeters (17 inches) below the finished grade.

How deep can you bury infiltrators?

Maximum allowable cover over the chambers in a trench system is 96 inches. In bed systems, the maximum cover is 48 inches. If the drainfield is located in a non-traffic area, minimum cover can be reduced to six inches. Exercise caution with equipment when installing a system at the 6-inch depth.

Can you put pavers over septic field?

You can’t build a paver patio on top of a septic tank, and doing so could be against the planning laws of your state or local area. Septic tanks can take very little weight without getting damaged, and you’ll also need access to the tank in the future too. You shouldn’t build a deck on one either.

How long is an infiltrator chamber?

Infiltrator Systems VS Traditional Stone & Pipe Systems

A 12-foot length of Infiltrator chamber trench has a more effective infiltrative area than a 25-foot length of stone and pipe trench.

How do septic infiltrators work?

How do I install Infiltrator chambers?

How long should lateral lines be?

A standard leach line is considered to be three (3) feet wide and three (3) feet deep with a length as required. A non-standard leach line is wider, narrower, and/or deeper than three (3) feet with a length as required.

Should a leach field be level?

The water level should always be at the level of the drain line connecting the septic tank to the leaching field. If the water level is higher than the drain line, it means that the leaching field cannot hold any more water and it is backing up into the septic tank.

How big should a leach field be?

Leach fields are typically located in a large, flat and open area of your yard. They can have multiple trenches between 18 to 36 inches deep, one to three feet wide and up to 100 feet long. There are typically six feet between each trench. If properly maintained, leach fields can last up to 25 years.

Can a leach field be too deep?

Drain Field Depth

The result is a drain field about 3 to 4 feet deep. Sometimes, however, a drain field may need to be a bit shallower and can result in drain pipes as close to the surface as 6 inches. Underground obstacles can cause this situation.

How deep is the gravel in a leach field?

Depending on local regulations, each of the trenches should be between 1 and 3 feet in depth and about 18 inches wide. A layer of gravel should be placed at the bottom of the trench to a depth of about 1 foot.

Can leach field freeze?

All About Septic Tanks

Even septic pipes in an uninsulated basement or the pipes that connect the tank to the drain field can freeze, which also can cause a backup.

Can you have a septic tank without a leach field?

Though you can not have a septic system without a leach field, you do have options when it comes to choosing the type of septic system installation. The following list is not all-inclusive, but does include the common types of septic systems: Conventional System.

What is the difference between a septic tank and a leach field?

The septic tank stores solid waste products that are not reduced to liquid effluent until you have them pumped out and disposed of properly. The leech field is a series of perforated pipes that provide an effective means for disposing of contaminants without endangering animals or contaminating the groundwater.

Why does my house have 2 septic tanks?

A 2-tank septic system will also do a better job of breaking down and removing solids compared to a single tank. Having an extra treatment area to break down waste and settle the solids can go a long way and will keep your septic system in better condition as a result.

Why does my septic tank have 3 lids?

Can you connect two septic tanks together?

Yes, and the reason a second tank and drainfield is necessary usually has nothing to do with providing additional gallons of tank capacity.

How do single compartment septic tanks work?

Septic tanks work by allowing waste to separate into three layers: solids, effluent and scum (see illustration above). The solids settle to the bottom, where microorganisms decompose them. The scum, composed of waste that’s lighter than water, floats on top.

What is the purpose of the first chamber of a two chamber septic tank?

Wastewater enters the first chamber of the tank, allowing solids to settle and scum to float. The settled solids are anaerobically digested, reducing the volume of solids. The liquid component flows through the dividing wall into the second chamber, where further settlement takes place.