What Is Subsoil Drainage?. The layer of earth below the top surface soil is called the subsoil. It lacks most of the organic elements and the rich soil flora and fauna contained in the surface soil, and is made up primarily of minerals and leached compounds. Clay accumulations can occur. Subsoils can contain moisture that could negatively interfere...
Table of contents What Is Subsoil Drainage?
French Drains 00:47
Polyethylene Fabric 01:23
Pipes Within Gravel or Rubble 01:56
Outflow 02:32
Installation 03:03
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