<http://webisa.webdatacommons.org/prov/165166607>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/441874868> .
<http://webisa.webdatacommons.org/441874868>	<http://www.w3.org/ns/prov#value>	"Winches and other mechanical devices used for hoisting and lowering swing stages or similar equipment shall have automatically operated locking mechanisms that prevent slipping of the suspension ropes." .
<http://webisa.webdatacommons.org/441874868>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/441874868>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<olelearning.com> .