About: http://webisa.webdatacommons.org/191415972

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	If you are stuck on concrete and workmanship is an issue, then site-precasting looks like your only option.
http://www.w3.org/ns/prov#wasQuotedFrom	eng-tips.com