About: http://webisa.webdatacommons.org/403117008

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	any length of time, warning signs, and barriers such as barricades and/or caution tape
http://www.w3.org/ns/prov#wasQuotedFrom	okstate.edu