Assertion: highway's number | /r/CapableOf | increase one fold
Facets:
value: for each frontage road
type: TRANSITIVE-OBJECT
Source sentences:
text: When frontage roads are used without controlling the access to the primary road, at every intersection where an intersecting road runs across the primary, the number of conflict points increases one fold for each frontage road, since each frontage road is itself another intersection.