About: http://webisa.webdatacommons.org/161980586

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	As the concrete has not yet hardened, its tensile strength is low, and cracks can develop, especially at the surface where drying is greater.
http://www.w3.org/ns/prov#wasQuotedFrom	dot.gov