Assertion: manhole | /r/HasProperty | opening
Facets:
value: to an underground utility vault
type: TRANSITIVE-OBJECT
Source sentences:
text: A manhole (alternatively utility hole, cable chamber, maintenance hole, inspection chamber, access chamber or sewer hole) is an opening to a confined space such as a shaft, utility vault, or large vessel.
text: A manhole (alternatively utility hole, cable chamber, maintenance hole, inspection chamber, access chamber, sewer hole, smellhole, flabhole, ding-dong or confined space) is the top opening to an underground utility vault used to house an access point for making connections, inspection, valve adjustments or performing maintenance on underground and buried public utility and other services including sewers, telephone, electricity, storm drains, district heating and gas.
text: A manhole is an opening used to gain access to sewers or other underground structures such as shafts, usually for maintenance.