

| Special Bridge Conditions Legend |
| ! | Confirmed demolition date within one year or an especially historic bridge that is threatened with demolition at any level. |
| X | The bridge has been confirmed demolished or collapsed. |
| S | The bridge has been dismantled or moved to an offsite location and is not currently available for public viewing. |
| Note: This website cannot guarantee the current condition of any bridge on this website. Bridges lacking these icons should not necessarily be considered condition-free. |
| Bridge Name | Facility Carried | Feature Intersected | Location | Structure Type | Construction Date | Builder or Contractor | Description | Thumbnail |
Beatty Mills Bridge
| Beatty Mill Road | Buffalo Creek | Rural: Armstrong County, Pennsylvania | Metal Bowstring Pony Truss, Stationary | 1875 | Wrought Iron Bridge Company of Canton, Ohio | One of the rarest bridges in Pennsylvania, this bowstring truss is unsurprisingly scheduled for replacement! |
Beech Road Bridge
| Beech Road | West Branch Cayuga Inlet | Newfield: Tompkins County, New York | Metal Bowstring Pony Truss, Stationary | 1873 | King Bridge Company of Cleveland, Ohio | This rare bridge was severely altered as part of a so-called preservation project. |
Blackfriars Street Bridge
| Blackfriars Street | North Branch Thames River | London: Middlesex County, Ontario | Metal Bowstring Through Truss, Stationary | 1875 | Wrought Iron Bridge Company of Canton, Ohio | Among the rarest and oldest bridges in Canada is this breathtaking iron bowstring truss which is the longest span of its kind remaining in all of North America! |
Chili Mills Bridge
Stuart Road Bridge | Stuart Road | Black Creek | Rural: Monroe County, New York | Metal Bowstring Pony Truss, Stationary | 1877 | King Bridge Company of Cleveland, Ohio | A textbook example of the King Bridge Company's patented bowstring truss bridge design. |
Ehrmentraut Farm Bridge
| Farm Trail | Black Creek | Rural: Monroe County, New York | Metal Bowstring Pony Truss, Stationary | 1859 | Squire Whipple Patent | Among the oldest metal bridges in the country is this extremely rare Whipple Arch bowstring. |
Elm Circle Drive Bridge
| Elm Circle Drive (Abandoned) | Lower River Rouge | Inkster: Wayne County, Michigan | Metal Bowstring Pony Truss, Stationary | 1900 | Unknown | A strange little bridge, this is a rare and late example of bowstring bridge construction in Michigan. |
Junction Road Bridge
| Junction Road | 4 Mile Creek | Rural: Preble County, Ohio | Metal Bowstring Through Truss, Stationary | 1875 | Massillon Bridge Company of Massillon, Ohio | As an 1870s bowstring truss bridge, this spectacular Massillon Bridge Company of Massillon, Ohio example has national significance! |
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Loren Road Bridge
The Trestle Bridge | CR-242 | Whetstone Creek | Rural (Near Mt. Gilead): Morrow County, Ohio | Metal Bowstring Through Truss, Stationary | 1879 | Wrought Iron Bridge Company of Canton, Ohio | An abandoned through truss with unusual portal bracing design and concrete approach railings. |
Messerall Road Bridge
| Messerall Road | Pine Creek | East Titusville: Crawford County, Pennsylvania | Metal Bowstring Through Truss, Stationary | 1876 | Wrought Iron Bridge Company of Canton, Ohio | One of the most significant bridges in Pennsylvania, abandoned and unrestored! |
Nubia Bridge
Elm Street Extension Bridge | Park Walkway | Park Grounds | Groton: Tompkins County, New York | Metal Bowstring Pony Truss, Stationary | 1877 | Groton Bridge Company of Groton, New York | This primitive-looking bridge was a special patent that creative engineers designed using railroad rails. |
Owens Road Bridge Old Span
| Private Drive | Panther Creek | Rural: Miami County, Ohio | Metal Bowstring Through Truss, Stationary | 0 | Unknown | This ancient, extremely rare bridge remains because it was relocated to a private drive when a newer truss bridge was built on Owens Road. |
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Watkins Glen Iron Foot-Bridge
| Watkins Glen State Park Trail | Glen Creek | Watkins Glen: Schuyler County, New York | Metal Bowstring Pony Truss, Stationary | 1870 | John L. Foreman | This nationally significant and unique structure is made of cast and wrought iron. |
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