ExcavationSampling Feature Type ⤴
An artificially constructed cavity in the earth that is deeper than the soil, larger than a well bore, and substantially open to the atmosphere. The diameter of an excavation is typically similar or larger than the depth. Excavations include building-foundation diggings, roadway cuts, and surface mines.
Originally from USGS Site Types
This is a term from the USGS site types http://wdr.water.usgs.gov/nwisgmap/help/sitetype.html that was originally included in the CUAHSI SiteTypeCV. It is more appropriate as a SamplingFeatureType.