Assertion: trench | /r/HasProperty | excavated below the water table
Facets:
value: especially
type: OTHER
value: in clay-like earth
type: LOCATION
value: in sandy soils
type: LOCATION
value: in soft clay
type: LOCATION
Source sentences:
text: Water is another potential contributing factor to erosion and soil slides, especially if trenches are excavated below the water table in sandy soils or soft clay or clay-like earth.