About: http://webisa.webdatacommons.org/264267779

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Stopping vehicles, or a specific sequence of vehicles (e.g., every fifth vehicle), at a predetermined fixed location to detect drivers who are impaired by alcohol or other drugs.
http://www.w3.org/ns/prov#wasQuotedFrom	nhtsa.gov