About: http://webisa.webdatacommons.org/92802432

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	I think the engines are the heaviest load here, but as you said, in any case only half their weight will be on the bridge at any time.
http://www.w3.org/ns/prov#wasQuotedFrom	nasa.gov