<http://webisa.webdatacommons.org/prov/451506487>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/405654168> .
<http://webisa.webdatacommons.org/405654168>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/405654168>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ecfr.gov> .
<http://webisa.webdatacommons.org/405654168>	<http://www.w3.org/ns/prov#value>	"The engineering must be comprehensive, including site selection, systems and component selection, and systems monitoring equipment." .