About: http://webisa.webdatacommons.org/75173488

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	They use technology such as ground penetrating radar, bridge deck analysis, concrete scanning, utility locating and mapping, giving precise locations of subsurface materials.
http://www.w3.org/ns/prov#wasQuotedFrom	prweb.com