Assertion: combined sewer | /r/HasProperty | adopted
Facets:
value: widely
type: DEGREE
Source sentences:
text: The widespread replacement of horses with automotive propulsion, paving of city streets and surfaces, construction of municipal slaughterhouses, and provision of mains water in the 20th century changed the nature and volume of urban runoff to be initially cleaner, include water that formerly soaked away and previously saved rooftop rainwater after combined sewers were already widely adopted.