About: http://webisa.webdatacommons.org/429560107

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	JimLewis04-02-2006, 08:25 PMIf you go over 4' you will have to use a material other than boulder, such as locking retaining wall block, which will have to be engineered.
http://www.w3.org/ns/prov#wasQuotedFrom	lawnsite.com