About: http://webisa.webdatacommons.org/409374073

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	The area shall be closed to navigation and personnel at all times except for vessels engaged in operational and maintenance work as directed by the enforcing agency.
http://www.w3.org/ns/prov#wasQuotedFrom	ecfr.gov