her,while the cars wereremoved and the old span skidded transversely ontofalsework piers that were erected beside the main piers,and then lowered to position.The track work was con-nected up and the same operation carried on at the suc-ceeding spans.Time required for each span was aboutthree hours.…
Bridges · Theses
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
