About: http://webisa.webdatacommons.org/8243084

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	The sand, gravel and other materials required should be included with the total of the installation cost {if unsure, ask the installer}.
http://www.w3.org/ns/prov#wasQuotedFrom	paversearch.com