About: http://webisa.webdatacommons.org/48980327

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	A stack of wire mesh and other supporting material is laid over the lower bridge cable to support the screen gravel, and more wire mesh is laid over the screen gravel to support the graded gravel.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com