 |
 |
 |
| This
girder bridge stretched across the Ohio River from Louisville, KY, to
Indiana. |
This
vertical-lift draw bridge carries train tracks from Kentucky to Indiana.
Note the counter-weight - the concrete block beneath the upright
section. |
This
is another form of drawbridge over a canal in Michigan. |
 |
 |
 |
| This
bridge used to carry U.S. Rte.80 across the Mississippi River from
Louisiana to Vicksburg, MS. Now it carries pedestrians while
vehicles use the new bridge. |
One
of the towers of the George Washington Bridge, carrying I.95 from New
Jersey to New York City. |
The
Tappan Zee Bridge stretches across a very wide section of the Hudson
River in southern New York. The highway is I.287. |
 |
 |
 |
| Stone-arch
railroad bridge across the Susquehanna River. |
Is
this the causeway and bridge carrying US Rte.50 across the Chesapeake
Bay? |
The
Verrazano Narrows Bridge connects Brooklyn to Staten Island. |
