The Engineering News and American Contract Journal ran a story about the Pennsylvania Railroad in Schuylkill County in 1885. ...
Howe to perfect the Howe truss bridge, buying the patent rights in 1842 and eventually constructing hundreds of bridges using his own improved design. After building the Cleveland-to-Columbus spur of ...
MILFORD — Plans are in place to rehabilitate Devon Railroad Bridge ... The work includes retrofitted eye bars, steel truss members such as truss chords, hangers, vertical and diagonal members ...