This is an example of a <i>deck truss</i>, with the railroad roadbed atop the truss. The bridge is the first bridge downstream of the Niagara Escarpment locks on the Erie Canal at Lockport, New York.
<a href="//commons.wikimedia.org/wiki/User:Leonard_G." title="User:Leonard G.">User:Leonard G.</a>
Image June 30, 2005, upload September 26, 2007
<span class="int-own-work" lang="en">Own work</span>