Assertion: oil well's depth | /r/HasProperty | drilled
Facets:
value: first vertically
type: MANNER
Source sentences:
text: There is a difference between a well’s actual vertical depth and the total depth of a well that is drilled first vertically
text: Well logging is performed at various intervals during the drilling of the well and when the total depth is drilled, which could range in depths from 150 m to 10668 m (500 ft to 35,000 ft) or more.