About: http://webisa.webdatacommons.org/14364063

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	These channeled support members (6) may be fashioned from sheet metal or other rigid material and may be secured to the beam (15) by bolts (18) or equivalent means normally at about the mid-point of each support member (6).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com