About: http://webisa.webdatacommons.org/446685133

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	Not only does the heavier conductor cost more, but the poles, brackets, and other equipment must be designed to hold twice the weight.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com