Field glossary

Geotextile

A separation fabric over weak subgrade that keeps soil fines and base stone from migrating into each other

Used across 3 Anvilfield field guides, most in Landscaping.

Also defined as

Paving: An engineered permeable fabric placed in soil, here between subgrade and aggregate, to separate, filter, drain, or reinforce.
Non-woven filter fabric that passes water and holds back soil fines so the drain does not silt up

Where this shows up