About: http://webisa.webdatacommons.org/303769334

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 maintenance program should be comprehensive enough to ensure that critical safety systems such as brakes and steering are operational at all times.
http://www.w3.org/ns/prov#wasQuotedFrom	msha.gov