Drain Field Installation

To prevent erosion make a rock bed around the end of the tube.

Drain field installation. There should be at least 100 feet of drain field for a 1 000 gallon septic tank. This is required to hold the pipe steady. Drain field replacement can cost anywhere from 2 000 to 10 000. The drain or leach field is the section of the septic system that transports the waste water back to the soil.

This can be accomplished by making four trenches 25 feet long or two trenches 50 feet long. Place in most jurisdictions inch and a half washed drain rock from a nearby gravel pit around the pipe. You will want to choose a site that is away from the house but close to the tank. See your local health requirements for the size of embedment needed and the size of gravel.

While all septic tank drain fields require regular inspection you can save a lot of money by digging one yourself. Where the tube passes by the downspout from the gutter we installed a y fitting and drained the roof water from the gutter system directly into the main drainage line. The perforated pipe in a gravity drain field has no slope end to end and has capped ends. Screw a drain cover over the end of the tubing as it approaches daylight to keep critters out.

The first sign of a problem with drain field is often a swampy area in the yard or an odor of sewage on the property.