Assertion: septic tank's cover | /r/HasProperty | opened
Facets:
Source sentences:
text: Septic tank, drywell, or cesspool abandonment or tank closure may involve complete tank removal, tank crushing (steel septic tanks), or most common with site-built tanks/cesspools/drywells, and with concrete tanks, the cover is opened and the tank is filled-in with rubble and soil.
text: Shear walls around the tank and a top cover (Opening) to check the level of Waste water.