About: http://webisa.webdatacommons.org/52925699

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 most common locking system is a locking bar that slides into a recess within the channel which then uses a bolt to fix the grating to the locking bar.
http://www.w3.org/ns/prov#wasQuotedFrom	pavingexpert.com