Understanding and interpreting soils and soil boring ...
Jun 15, 2021 · A restrictive layer will also impede air movement and root growth. Bedrock, frozen soils, dense soils, cemented soils, saturated soils, and a clay layer are examples of restrictive layers. A restrictive soil layer is capable of perching groundwater above the layer. This video provides an example of the impact of even thin layers of clay in soil.