Restrictive horizon definition
Restrictive horizon means a soil horizon that is capable of perching ground water or sewage effluent and that is brittle and strongly compacted or strongly cemented with iron, aluminum, silica, organic matter, or other compounds. Restrictive horizons may occur as fragipans, iron pans or organic pans, and are recognized by their resistance in excavation or in using a soil auger.
Restrictive horizon means a soil horizon that is capable of perching groundwater or effluent and
Restrictive horizon means a layer that significantly impedes movement of water through the subsurface. Layers that differ from overlying soil material enough to be considered restrictive horizons include (but are not limited to) volcanic bedrock, compacted soil, saprolite, and certain clayey soils.
More Definitions of Restrictive horizon
Restrictive horizon means a soil horizon relatively impervious to the movement of groundwater or effluent and includes:
Restrictive horizon means a soil horizon that is brittle and strongly compacted or strongly cemented with iron, aluminum, silica, organic matter, or other compounds capable of perching ground water or sewage effluent.
Restrictive horizon. - means a layer that, because of its low permeability, retards the movement of water.
Restrictive horizon means a soil horizon that
Restrictive horizon means a soil horizon that is capable of perching groundwater or effluent and that is brittle and strongly compacted or strongly cemented with iron, aluminum, silica, organic matter, or other compounds. Restrictive