| 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. |
| L | Most or all of the original bridge material has been demolished and replaced, including historically significant elements, but some original parts of the bridge remain. |
| 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 | HSR Rating | Facility Carried / Feature Intersected | Location | Structure Type | Structure Dimensions | Construction Date / Builder or Contractor | Description | Thumbnail |
10 Mile Road Bridge
|
 | 10 Mile Road Over Charlotte River | Rural: Chippewa County, Michigan | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 51.8 ft Main Span Length: 50.9 ft Roadway Width: 16.1 ft Main Spans: 1 |
1914 By: Minneapolis Bridge Company of Minneapolis, Minnesota | A rare example of a lightweight style pony truss. | 
|
100th Street Bridge
|
 | 100th Street Over Calumet River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 326 ft Main Span Length: 233 ft Roadway Width: 38 ft Main Spans: 1 |
1927 By: Ketler-Elliott Company of Chicago, Illinois and City of Chicago | This bascule bridge is an excellent and unaltered example of a traditional Chicago bascule bridge. | 
|
106th Street Bridge
|
 | 106th Street Over Calumet River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 349 ft Main Span Length: 250 ft Roadway Width: 38 ft Main Spans: 1 |
1930 By: Ketler-Elliott Company of Chicago, Illinois and City of Chicago | This impressive bascule bridge has very tall trusses and is among the most impressive of the Calumet River highway bridges. | 
|
120th Avenue Bridge
|
 | 120th Avenue Over Little Muskegon River | Rural: Mecosta County, Michigan | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 62 ft Main Span Length: 61 ft Roadway Width: 16 ft Main Spans: 1 |
1897 By: Unknown | This abandoned truss is in decent condition and is an early example of a truss with riveted connections. | 
|
123rd Street Bridge
Iowa Bridge Number 346360 |
 | 123rd Street Over Turkey River | Rural: Winneshiek County, Iowa | Metal 10 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 185 ft Main Span Length: 90 ft Roadway Width: 15.1 ft Main Spans: 2 |
1936 By: Unknown | A good example of a two-span riveted pony truss from the 1930s. | 
| X |
139th Avenue Bridge
|
 | 139th Avenue Over Black Creek | Rural: Allegan County, Michigan | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 44 ft Main Span Length: 42 ft Roadway Width: 16 ft Main Spans: 1 |
1920 By: Unknown | A good example of a small warren pony truss in a pleasant setting. | 
|
1st Avenue Railroad Overpass
|
| Railroad (Abandoned) Over 1st Avenue | Bessemer: Gogebic County, Michigan | Metal Rivet-Connected Camelback Pony Truss, Fixed |
Total Length: 195 ft Main Span Length: 90 ft Roadway Width: 8 ft Main Spans: 1 |
1896 By: Wisconsin Bridge and Iron Company of Milwaukee, Wisconsin | One of only two truss railroad overpasses that cross a highway in Michigan, this is a very unusual truss. | 
|
220th Street Bridge
Iowa Bridge Number 342800 |
| 220th Street Over Railroad (Union Pacific) | Rural: Webster County, Iowa | Metal 6 Panel Rivet-Connected Howe Pony Truss, Fixed |
Total Length: 78 ft Main Span Length: 76 ft Roadway Width: 21 ft Main Spans: 1 |
By: Unknown | This rare example of a metal Howe truss bridge is an example of railroad thinking for highway bridges. | 
|
280th Street Bridge
CR-G62 Bridge (Iowa Number 235850) |
 | 280th Street (CR-G62) Over Coal Creek | Rural: Mahaska County, Iowa | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 104 ft Main Span Length: 51 ft Roadway Width: 19 ft Main Spans: 1 |
By: Unknown | A small standard plan truss bridge in a scenic rural location. | 
|
305th Avenue Bridge
Iowa Bridge Number 347140 |
 | 305th Avenue Over Bohemian Creek | Rural: Winneshiek County, Iowa | Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 75 ft Main Span Length: 70 ft Roadway Width: 16.1 ft Main Spans: 1 |
1922 By: Unknown | A small, traditionally composed standard pony truss in a rural setting. | 
|
310th Avenue Bridge
Iowa Bridge Number 349060 |
 | 310th Avenue Over Minor Creek | Rural: Winneshiek County, Iowa | Metal 4 Panel Rivet-Connected Double-Intersection Warren Pony Truss, Fixed |
Total Length: 60 ft Main Span Length: 60 ft Roadway Width: 15.4 ft Main Spans: 1 |
1910 By: Unknown | A small scale riveted truss bridge that is unlike most other riveted truss bridges in the county. | 
|
370th Street Bridge
Iowa Bridge Number 349850 |
| 370th Street Over Upper Iowa River | Rural: Winneshiek County, Iowa | Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 147 ft Main Span Length: 73.2 ft Roadway Width: 16.1 ft Main Spans: 2 |
1904 By: Unknown | This bridge is a most unusual structure which is composed of at least one relocated truss span. | 
|
5th Line Bridge
|
| 5th Line Over Nottawasaga River | Rural: Dufferin County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This is a small pony truss a short distance off the main road on a dead-end road. | 
|
5th Street Bridge
Turners Falls Road Bridge |
| 5th Street (Turners Falls Road) Over Power Canal | Turners Falls: Franklin County, Massachusetts | Metal 8 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 136.2 ft Main Span Length: 134 ft Roadway Width: 26 ft Main Spans: 1 |
1954 By: Unknown | A tall pony truss provides an attractive and functional crossing. | 
| X |
6th Street Bridge
|
 | 6th Street (PA-403, Penn Street) Over Two Lick Creek | Clymer: Indiana County, Pennsylvania | Metal 9 Panel Rivet-Connected Parker Pony Truss, Fixed |
Total Length: 122 ft Main Span Length: 118 ft Roadway Width: 32.2 ft Main Spans: 1 |
1934 By: M. Bennett and Sons and Pennsylvania State Highway Department | The only bridge with historic value in Clymer, this attractive bridge was sentenced to the scrapyard. | 
|
8th Concession Road Bridge
|
| 8th Concession Road Over Big Creek | Rural: Norfolk County, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge is still open to traffic, but on a road no longer maintained and rarely used. | 
|
95th Street Bridge
|
 | 95th Street Bridge (US-12) Over Calumet River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 343 ft Main Span Length: 239 ft Roadway Width: 62 ft Main Spans: 1 |
1958 By: Overland Construction Company of Chicago, Illinois | This is the bascule bridge the seen in the Blues Brothers movie. | 
|
Ackelson Bridge
|
| Maple Grove Road (TR-506) Over Raccoon Creek | Rural: Washington County, Pennsylvania | Metal 4 Panel Rivet-Connected Double-Intersection Warren Pony Truss, Fixed |
Total Length: 50 ft Main Span Length: 43 ft Roadway Width: 11.8 ft Main Spans: 1 |
1904 By: Nelson and Buchanan of Chambersburg, Pennsylvania | An interesting little pony truss adds beauty and compliments a scenic wooded region. | 
|
Adam Street Bridge
|
 | Adam Street Over Erie Canal | Lockport: Niagara County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 130 ft Main Span Length: 96.8 ft Roadway Width: 23.6 ft Main Spans: 1 |
1917 By: Lackawanna Bridge Company of Buffalo, New York | A historically intact example of an unusual type of vertical lift bridge. | 
|
Adams Basin Bridge
|
| Washington Road Over Erie Canal | Adams Basin: Monroe County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 144.7 ft Main Span Length: 118.8 ft Roadway Width: 18.4 ft Main Spans: 1 |
1912 By: Unknown | This Erie Canal lift bridge is in a less populated area than many of the other lift bridges on the canal. | 
|
Albion Main Street Bridge
|
| Main Street (NY-98) Over Erie Canal | Albion: Orleans County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 132 ft Main Span Length: 115.8 ft Roadway Width: 18.7 ft Main Spans: 1 |
1914 By: Lackawanna Bridge Company of Buffalo, New York | One of two beautifully maintained lift bridges in Albion, and this bridge carries a major road with significant traffic. | 
|
Aldrich Change Bridge
|
 | Park Path Over Park Land | Palmyra: Wayne County, New York | Metal 7 Panel Pin-Connected Parker Pony Truss, Fixed |
Total Length: 72.4 ft Main Span Length: 72.4 ft Roadway Width: 13.3 ft Main Spans: 1 |
1858 By: Mohawk and Hudson Iron Works of Waterford, New York (G.W. Eddy Foundry) | One of the two oldest metal bridges in New York, and also one of two original Erie Canal bridges. | 
|
Allegan City Dam Bridge
|
| Dam Access Over Kalamazoo River | Allegan: Allegan County, Michigan | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This truss bridge serves to allow workers to acess the various parts of a small dam. | 
|
Amasa Railroad Bridge
|
 | Railroad (Soo Line) Over Hemlock River | Amasa: Iron County, Michigan | Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | 1920 By: Unknown | This uncommon example of a railroad pony truss has massive members. | 
| ! |
Anthony's Bridge
|
| Anthony's Mill Road Over West Branch Perkiomen Creek | Rural: Berks County, Pennsylvania | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 85 ft Main Span Length: 83 ft Roadway Width: 18 ft Main Spans: 1 |
1902 By: William F. Remppis Company of Reading, Pennsylvania and Dreibelbis and Company | Preservationists are attempting to save this attractive truss bridge from demolition. | 
| ! |
Anton Street Bridge
|
| Anton Street Over Sebewaing River | Sebewaing: Huron County, Michigan | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 100 ft Main Span Length: 90 ft Roadway Width: 19.7 ft Main Spans: 1 |
1902 By: Unknown | A skewed, urban, example of a warren pony truss still open to traffic in decent condition. | 
|
Armour Saari Road Bridge
|
 | Armour Saari Road Over Whitefish River | Rural: Alger County, Michigan | Metal 4 Panel Bolt-Connected Double-Intersection Warren Pony Truss, Fixed |
Total Length: 65 ft Main Span Length: 63 ft Roadway Width: 16 ft Main Spans: 1 |
1906 By: Joliet Bridge and Iron Company of Joliet, Illinois | This bridge is a good example of work done by a company that was prolific in Michigan. | 
|
Arranvale Bridge
Stan Dolphin Memorial Bridge |
| Mill Road Over Sauble River | Arranvale: Bruce County, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This pony truss is located in a scenic setting right on a bend in the road. | 
| ! |
Ashland Avenue North Branch Bridge
|
| Ashland Avenue Over North Branch Chicago River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 386.5 ft Main Span Length: 232 ft Roadway Width: 60 ft Main Spans: 1 |
1936 By: Ketler-Elliott Company of Chicago, Illinois and City of Chicago | This graceful structure includes bridge tender buildings with symbolic depictions. | 
|
Ashland Avenue Sanitary and Ship Canal Bridge
|
| Ashland Avenue Over Chicago Sanitary and Ship Canal | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 312 ft Main Span Length: 225 ft Roadway Width: 57 ft Main Spans: 1 |
1938 By: Ketler-Elliott Company of Chicago, Illinois and City of Chicago | This is among the widest Chicago bascule bridges, and is associated with Depression era funding programs. | 
| ! |
Aulwurm Drive Bridge
|
| Aulwurm Drive Over Little Calumet River | Blue Island: Cook County, Illinois | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 4 | By: Unknown | Just about everything that could go wrong with this rare multi-span pony truss has gone wrong. | 
|
Ausable Road Bridge
|
| Ausable Road Over Ausable River | Rural: Middlesex County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | 1900 By: Hamilton Bridge Company of Hamilton, Ontario | A lightweight pony truss bridge built by the Hamilton Bridge Works in the first decade of the 20th century. | 
|
B Line Bridge
|
| B Line Over Snake Creek | Rural: Bruce County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This small, traditionally composed structure is largely unaltered. | 
|
Babtiste Creek Private Bridge
|
| Private Trail Over Babtiste Creek | Rural: Chatham-Kent Region, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This unusual lightweight Warren pony truss has some unusual design to it. | 
| X |
Balk Road Bridge
|
| Balk Road Over Fawn River | Rural: St. Joseph County, Michigan | Metal 6 Panel Rivet-Connected Double-Intersection Warren Pony Truss, Fixed |
Total Length: 85 ft Main Span Length: 84 ft Roadway Width: 13 ft Main Spans: 1 |
1910 By: Unknown | A lightweight style bridge, this exhibits a rare truss configuration. | 
|
Balls Falls Bridge
|
| 6th Avenue Over 20 Mile Creek | Rural: Niagara Region, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge is located where 6th Avenue passes through a park setting at a historic crossing right by a spectacular waterfall. | 
| ! |
Balyeat Field Bridge
|
 | Park Walkway Over Nash Creek | Sparta: Kent County, Michigan | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This small pony truss has been altered and deteriorated, but still has heritage value and could be restored. | 
|
Barklay Boulevard Bridge
|
| Barklay Boulevard Over Sydenham River | Rural: Middlesex County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | An abandoned former trunkline pony truss bridge with poor deck condition. | 
|
Barters To Hodgdon Bridge
Trevett Bridge |
| Barters Island Road Over Back River | Trevett: Lincoln County, Maine | Metal 6 Panel Rivet-Connected Warren Pony Truss, Movable: Swing (Center Pier) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 288 ft Main Span Length: 110 ft Roadway Width: 20 ft Main Spans: 1 |
1931 By: Berlin Construction Company of Berlin Connecticut | This bridge stands out among historic bridges in Maine as a pony truss swing bridge. | 
|
Base Line Bridge
|
| Base Line Over Indian River | Rural: Peterborough County, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge is a good example of a heritage bridge built by a local bridge builder. | 
|
Beachville Bridge
|
| Zorra Line Over South Branch Thames River | Beachville: Oxford County, Ontario | Metal 6 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | A good, well-maintained example of a provincial standard plan pony truss in Ontario. | 
|
Bear Creek Bridge
Knox Road Bridge |
| Knox Road (TR-347, Donley Road, Jackson Avenue) Over South Branch Bear Creek | Rural: Armstrong County, Pennsylvania and Butler County, Pennsylvania | Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 83 ft Main Span Length: 77 ft Roadway Width: 17.7 ft Main Spans: 1 |
1913 By: Farris Bridge Company of Pittsburgh, Pennsylvania | A beautiful Warren pony truss in a hilly forest setting. | 
| S |
Beatty Mills Bridge
|
 | Beatty Mill Road (TR-659) Over Buffalo Creek | Rural: Armstrong County, Pennsylvania | Metal 8 Panel Bowstring Pony Truss, Fixed |
Total Length: 86 ft Main Span Length: 84 ft Roadway Width: 14 ft Main Spans: 1 |
By: Wrought Iron Bridge Company of Canton, Ohio | One of the rarest bridges in Pennsylvania, this bowstring truss is in storage and planned for reuse. | 
| ! |
Beaverdams Road Bridge
|
| Beaverdams Road Over Lake Gibson (Power Canal, Beaverdams Creek) | Thorold: Niagara Region, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | 1946 By: Unknown | This attractive riveted pony truss is the latest heritage bridge in the Region of Niagara to be at risk for demolition. | 
|
Beech Road Bridge
|
| Beach Road Over West Branch Cayuga Inlet | Newfield: Tompkins County, New York | Metal Bowstring Pony Truss, Fixed |
Total Length: 60 ft Main Span Length: 60 ft Roadway Width: 12 ft Main Spans: 1 |
1873 By: King Bridge Company of Cleveland, Ohio | This rare bridge was severely altered as part of a so-called preservation project. | 
|
Belleville Road Bridge
Burroughs Street Bridge |
| Burroughs Street Over Flat River | Rural: Kent County, Michigan | Metal 8 Panel Rivet-Connected Camelback Pony Truss, Fixed |
Total Length: 125 ft Main Span Length: 119.8 ft Roadway Width: 27 ft Main Spans: 1 |
1925 By: Mount Vernon Bridge Company of Mount Vernon, Ohio and Michigan State Highway Department | This historic camelback truss was moved to Burroughs Street from Wayne County | 
|
Bennies Hill Road Bridge
|
| Bennies Hill Road Over Catoctin Creek | Rural: Frederick County, Maryland | Metal 10 Panel Bowstring Pony Truss, Fixed |
Total Length: 94.2 ft Main Span Length: 94.2 ft Roadway Width: 13 ft Main Spans: 1 |
1879 By: King Bridge Company of Cleveland, Ohio | This extremely significant bridge documents the unique designs of its builder very well. | 
|
Benton Road Bridge
|
| Benton Road (TR-104) Over Sycamore Creek | Rural: Crawford County, Ohio | Metal 5 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 92 ft Main Span Length: 90 ft Roadway Width: 16.7 ft Main Spans: 1 |
1925 By: Brookville Bridge Company of Brookville, Ohio | This traditionally composed riveted pony truss has been bypassed and abandoned. | 
| ! |
Birdsall Bridge
|
| River Road Over Ouse River | Rural: Peterborough County, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 73.5 ft Main Span Length: 62 ft Roadway Width: 14.4 ft Main Spans: 1 |
By: Unknown | This attractive truss bridge on a quiet rural road was relocated here in the 1950s. | 
|
Black Bridge
Haze Road Bridge |
 | Haze Road Over Betsie River | Rural: Benzie County, Michigan | Metal 4 Panel Rivet-Connected Double-Intersection Warren Pony Truss, Fixed |
Total Length: 55.8 ft Main Span Length: 54.8 ft Roadway Width: 15 ft Main Spans: 1 |
By: Unknown | This is the only remaining truss bridge in the county, and is in danger of collapse. | 
|
Blackburn Point Road Bridge
|
| Blackburn Point Road (CR-789) Over Gulf Intracoastal Waterway | Osprey: Sarasota County, Florida | Metal Rivet-Connected Warren Pony Truss, Movable: Swing (Center Pier) |
Total Length: 142 ft Main Span Length: 142 ft Roadway Width: 15.7 ft Main Spans: 1 |
1925 By: Unknown | An excellent and uncommon example of a swing truss bridge in Florida. | 
|
Book Bridge
|
| Book Road Over Muddy Creek | Rural: Butler County, Pennsylvania | Metal 4 Panel Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 56 ft Main Span Length: 51.8 ft Roadway Width: 15.4 ft Main Spans: 1 |
By: Pittsburgh Bridge Company of Pittsburgh, Pennsylvania | This bridge stands out as an old, unaltered bridge with a couple rare details. | 
|
Boundary Bridge 44
|
 | Simcoe Street Over Talbot River (Trent-Severn Waterway) | Rural: Kawartha Lakes City, Ontario and Simcoe County, Ontario | Metal 10 Panel Rivet-Connected Warren Pony Truss, Movable: Swing (Center Bearing Center Pier) | Main Spans: 1 | By: Unknown | This bridge is an outstanding and increasingly rare surviving example of a riveted swing bridge on this heritage waterway. | 
| X |
Bridge Street Bridge
Noble County Bridge 2 |
| Bridge Street Over Elkhart River | Ligonier: Noble County, Indiana | Metal 7 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 87 ft Main Span Length: 84 ft Roadway Width: 22 ft Main Spans: 1 |
1925 By: Unknown | A good example of 1920s standard plan pony truss bridge construction in Indiana. | 
|
Brighton Road Bridge
|
| Brighton Road (CR-64) Over Murray Canal (Trent-Severn Waterway) | Rural: Northumberland County, Ontario | Metal Rivet-Connected Polygonal Warren Pony Truss, Movable: Swing (Center Pier) | Main Spans: 1 | 1947 By: Central Bridge Company of Tenton, Ontario | This is the last remaining heritage highway bridge on the Murray canal. | 
|
Broad Street Bridge
|
| Broad Street Over Comanche Creek | Mason: Mason County, Texas | Concrete 6 Panel Howe Pony Truss, Fixed |
Total Length: 102.2 ft Main Span Length: 51 ft Roadway Width: 17 ft Main Spans: 2 |
1918 By: Alamo Construction Company of San Antonio | This extremely rare bridge is one of only a few concrete truss bridges remaining in the entire country! | 
|
Brockport Main Street Bridge
|
| Main Street (NY-19) Over Erie Canal | Brockport: Monroe County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 155.8 ft Main Span Length: 130 ft Roadway Width: 23.6 ft Main Spans: 1 |
1915 By: McMyler-Interstate Company of Cleveland, Ohio | One of two attractive and historic Erie Canal lift bridges in Brockport. | 
|
Brockton Bridge
|
| Concession Road 2A (Concession Road 20) Over Teeswater River | Rural: Bruce County, Ontario | Metal Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Hamilton Bridge Company of Hamilton, Ontario | This is a lightweight pony truss of decent span length. | 
|
Brooklyn Road Bridge
|
| Brooklyn Road Over Mash Stream | Frankfort: Waldo County, Maine | Metal 6 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed | Main Spans: 1 | 1908 By: American Bridge Company of New York, New York | This narrow bridge is an early example of a polygonal Warren truss bridge. | 
|
Bruce-Saugeen Townline Bridge
CR-11 Bridge |
| Bruce-Saugeen Townline (CR-11) Over Mill Creek | Rural: Bruce County, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge has the appearance of an unusual pony truss with vertical members, but it appears that the bridge was not always this way. | 
|
Buckingham Road Bridge
|
| Buckingham Road (TR-181) Over Marsh Run | Rural: Huron County, Ohio | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 60 ft Main Span Length: 54 ft Roadway Width: 17 ft Main Spans: 1 |
1922 By: Unknown | This traditional pony truss with fair historic integrity has Armco guardrails improperly mounted on it. | 
|
Buffalo Run Road Bridge
|
| Buffalo Run Road (CR-25/8) Over Pond Creek | Rural: Wood County, West Virginia | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 38 ft Main Span Length: 37 ft Roadway Width: 12.5 ft Main Spans: 1 |
1905 By: Unknown | A small, early example of a truss bridge with riveted connections. | 
|
Buffenmeyer Road Bridge
|
| Buffenmeyer Road Over Railroad (Norfolk Southern) | Rural: Westmoreland County, Pennsylvania | Metal 7 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 93 ft Main Span Length: 93 ft Roadway Width: 18 ft Main Spans: 1 |
1906 By: American Bridge Company of New York, New York | This bridge has a flat plate-like appearance due to its design. | 
|
Burns Road Culvert
|
 | Burns Road Over Local Drain | Rural: St. Clair County, Michigan | Metal Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | The railings on this culvert look like they came from a light-weight truss bridge. | 
|
Burroughs Street Bridge
|
| Portland Rail-Trail Over Looking Glass River | Portland: Ionia County, Michigan | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 120 ft Main Span Length: 57 ft Roadway Width: 13.5 ft Main Spans: 2 |
1905 By: Unknown | This extremely rare two-span pony truss was moved from Kent County. | 
|
California Avenue Bridge
|
| California Avenue Over Chicago Sanitary and Ship Canal | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 314 ft Main Span Length: 224 ft Roadway Width: 38 ft Main Spans: 1 |
1926 By: Unknown | This is a two-lane bascule bridge that no longer operates. | 
| X |
Camden College Corner Road Bridge
Hueston Woods Bridge |
| Camden College Corner Road (CR-24) Over 4 Mile Creek | Rural: Preble County, Ohio | Metal 6 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 111 ft Main Span Length: 103 ft Roadway Width: 20 ft Main Spans: 1 |
1929 By: Brookville Bridge Company of Brookville, Ohio | An attractive warren polygonal top chord pony truss adds interest to a scenic state park area. | 
|
Canal Street Bridge
|
 | Canal Street Over South Branch Chicago River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 350 ft Main Span Length: 254 ft Roadway Width: 44 ft Main Spans: 1 |
1949 By: Mount Vernon Bridge Company of Mount Vernon, Ohio and City of Chicago | This trunnion bascule bridge was built by the Mount Vernon Bridge Company of Ohio. | 
|
Canaseraga Creek Bridge
|
| Abandoned Road Over Canaseraga Creek | Rural: Livingston County, New York | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | Long abandoned, this bridge has lightweight trusses that retain integrity, but its approaches are gone. | 
| S |
Capac Road Bridge
|
| Capac Road Over Belle River | Rural: St. Clair County, Michigan | Metal Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown and Michigan State Highway Department | This bridge is now sitting on private property next to its replacement slab. | 
| ! |
Card Road Bridge
|
| Card Road Over North Branch Clinton River | Rural: Macomb County, Michigan | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 81 ft Main Span Length: 76.8 ft Roadway Width: 16.4 ft Main Spans: 1 |
1910 By: Unknown | This beautiful bridge, filled with history and memories, today facing demolition! | 
|
Cardington Denmark Martel Road Bridge North
|
| Cardington Denmark Martel Road (CR-28) Over Shaw Creek | Rural: Morrow County, Ohio | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 62 ft Main Span Length: 60 ft Roadway Width: 15.4 ft Main Spans: 1 |
1910 By: York Bridge Company of York, Pennsylvania | This bridge is an extremely rare example of a rivet-connected truss bridge with u-bolt hangers for the floor beams. | 
|
Cardington Denmark Martel Road Bridge South
|
 | Cardington Denmark Martel Road (CR-28) Over Shaw Creek | Rural: Morrow County, Ohio | Metal 5 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 80 ft Main Span Length: 76 ft Roadway Width: 20 ft Main Spans: 1 |
1953 By: Edwards Sheet Metal Works of Frederickton, Ohio | One of only two mid-20th Century riveted pony truss bridges documented in Morrow County. | 
| ! |
Cardington Edison Road Bridge
|
| Cardington Edison Road (CR-9) Over Whetstone Creek | Rural: Morrow County, Ohio | Metal 6 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 91 ft Main Span Length: 89 ft Roadway Width: 17 ft Main Spans: 1 |
1951 By: Edwards Sheet Metal Works of Frederickton, Ohio | Despite potential for less costly rehabilitation, demolition and replacement was selected for this bridge. | 
|
Carothers Avenue Bridge
Glendale Bridge |
| Carothers Avenue (3rd Street) Over Chartiers Creek | Carnegie: Allegheny County, Pennsylvania | Metal 8 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 146 ft Main Span Length: 140 ft Roadway Width: 28 ft Main Spans: 1 |
1927 By: James F. Powers and Allegheny County Department of Public Works | This extremely long span pony truss bridge is listed as the longest simple Warren pony truss span in the entire state! | 
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Cash Road Bridge
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| Cash Road Over Elk Creek | Cash (Rural): Sanilac County, Michigan | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 72.8 ft Main Span Length: 70 ft Roadway Width: 15.4 ft Main Spans: 1 |
1910 By: Unknown | This wooden deck warren pony truss was moved to private property. | 
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Cayuga Street Bridge
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| Cayuga Street Over Fall Creek | Ithaca: Tompkins County, New York | Metal 14 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 114 ft Main Span Length: 109 ft Roadway Width: 30 ft Main Spans: 1 |
1934 By: Unknown | This is a standard plan 1930s pony truss. | 
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Cemetery Lane Bridge
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| Cemetery Lane Over Fall Creek | Rural: Tompkins County, New York | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 70 ft Main Span Length: 69 ft Roadway Width: 14.8 ft Main Spans: 1 |
1915 By: Unknown | This is a standard plan truss bridge that is more than capable of continuing to serve the road it is on. | 
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Center Road Bridge
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| Center Road Over Bixlers Run | Rural: Perry County, Pennsylvania | Metal 4 Panel Rivet-Connected Double-Intersection Warren Pony Truss, Fixed |
Total Length: 63 ft Main Span Length: 58 ft Roadway Width: 14.4 ft Main Spans: 1 |
1905 By: Nelson and Buchanan of Chambersburg, Pennsylvania | Contributing to a potential historic district, this is an regionally early riveted truss bridge built bty a prolific builder in Pennsylvania. | 
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Center Street Bridge
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| Center Street (NY-353) Over Allegheny River | Salamanca: Cattaraugus County, New York | Metal 8 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 686.7 ft Main Span Length: 134.8 ft Roadway Width: 24 ft Main Spans: 5 |
1940 By: Unknown | A large, uncommon multi-span pony truss is sentenced to the dumpster. | 
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Central Avenue Bridge
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| Central Avenue (PA-980) Over Chartiers Creek | Canonsburg: Washington County, Pennsylvania | Metal 7 Panel Rivet-Connected Parker Pony Truss, Fixed |
Total Length: 96 ft Main Span Length: 93 ft Roadway Width: 32.2 ft Main Spans: 1 |
1934 By: Unknown and Pennsylvania State Highway Department | An attractive Parker pony truss is an excellent gateway bridge for Canonsburg. | 
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Chappel Hill Road Bridge
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| Chappel Hill Road (TR-355) Over Caldwell Creek | Rural: Warren County, Pennsylvania | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 43 ft Main Span Length: 40 ft Roadway Width: 13.8 ft Main Spans: 1 |
1910 By: Unknown | A little Warren pony truss hidden away on a quiet country road. | 
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Chartiers Bridge
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| Seven Creeks Road (PA-1014) Over Castile Run | Chartiers: Greene County, Pennsylvania | Metal 5 Panel Rivet-Connected Parker Pony Truss, Fixed |
Total Length: 68 ft Main Span Length: 66 ft Roadway Width: 14.4 ft Main Spans: 1 |
1913 By: Unknown | An attractive and traditional rivet-connected Parker pony truss bridge. | 
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Chesley Bridge
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| Chesley Heritage Trail Over North Saugeen River | Chesley: Bruce County, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | Currently serving a non-motorized trail, this bridge is today the last remaining truss bridge in Chesley, following demolition of another truss. | 
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Chestnut Ridge Road Bridge
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| Chestnut Ridge Road (TR-50) Over Tributary Cedar Fork Creek | Rural: Morrow County, Ohio | Metal 4 Panel Bolt-Connected Warren Pony Truss, Fixed |
Total Length: 50 ft Main Span Length: 48 ft Roadway Width: 13.8 ft Main Spans: 1 |
1915 By: Unknown | This small pony truss was riveted in the shop, but all parts assembled in the field were bolted. | 
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Chicago Avenue Bridge
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| Chicago Avenue Over North Branch Chicago River | Chicago: Cook County, Illinois | Metal Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 291 ft Main Span Length: 189 ft Roadway Width: 36 ft Main Spans: 1 |
1914 By: Ketler-Elliott Company of Chicago, Illinois and City of Chicago | This is one of the oldest pony truss style bascule bridges in Chicago. | 
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Chili Mills Bridge
Stuart Road Bridge |
| Stuart Road Over Black Creek | Rural: Monroe County, New York | Metal 8 Panel Bowstring Pony Truss, Fixed |
Total Length: 77 ft Main Span Length: 74 ft Roadway Width: 9.5 ft Main Spans: 1 |
1877 By: King Bridge Company of Cleveland, Ohio | A textbook example of the King Bridge Company's patented bowstring truss bridge design. | 
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Church Hill Road Bridge
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| Church Hill Road Over Middle Creek | Rural: Frederick County, Maryland | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 65 ft Main Span Length: 65 ft Roadway Width: 11.5 ft Main Spans: 1 |
1908 By: York Bridge Company of York, Pennsylvania | This bridge has a builder plaque that is upside down! | 
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Church Street Bridge
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| Church Street (Old Alignment) Over Chesapeake and Ohio Canal | Hancock: Washington County, Maryland | Metal 8 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This former vehicular bridge with a notable deck camber now serves non-motorized traffic. | 
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Church Street Railroad Overpass
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| Church Street (CR-579) Over Railroad (Lehigh Valley) | Bloomsbury: Hunterdon County, New Jersey | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 129 ft Main Span Length: 81 ft Roadway Width: 13.8 ft Main Spans: 1 |
1910 By: Unknown | This bridge has curved parallel chords to efficiently increase clearance for trains. | 
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Churchville Road Bridge
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| Churchville Road Over Credit River | Brampton: Peel Region, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed |
Main Span Length: 90 ft Main Spans: 1 |
1911 By: Unknown | Seldom has a bridge of this size had steel that came from so many different steel mills! | 
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Cicero Avenue Bridge
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| Cicero Avenue (IL-50) Over Chicago Sanitary and Ship Canal | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 304 ft Main Span Length: 240.2 ft Roadway Width: 76 ft Main Spans: 1 |
1927 By: Unknown and City of Chicago | This bridge was originally designed with two truss lines, but a third line was added when the bridge was widened. | 
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Clarion Avenue Bridge
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| Clarion Avenue (1st Avenue) Over East Branch Clarion River | Johnsonburg: Elk County, Pennsylvania | Metal 9 Panel Rivet-Connected Parker Pony Truss, Fixed |
Total Length: 125 ft Main Span Length: 125 ft Roadway Width: 12 ft Main Spans: 1 |
1930 By: Unknown and Pennsylvania State Highway Department | This skewed bridge is among the longest spanning examples of a state standard pony truss bridge in Pennsylvania. | 
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Clark Street Bridge
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| Clark Street Over Chicago River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 346 ft Main Span Length: 245.4 ft Roadway Width: 38.1 ft Main Spans: 1 |
1929 By: Ketler-Elliott Company of Chicago, Illinois and City of Chicago | This is one of the largest and most impressive of the pony truss bascule bridges in downtown Chicago. | 
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Clarksville Bridge
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| Center Street (PA-1001) Over Tenmile Creek | Clarksville: Greene County, Pennsylvania | Metal 9 Panel Rivet-Connected Pratt Pony Truss, Fixed and Approach Spans: Metal Through Girder, Fixed |
Total Length: 151 ft Main Span Length: 83 ft Roadway Width: 24 ft Main Spans: 1 |
By: Unknown | This bridge is a former railroad-related bridge that was relocated here in 1944. | 
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Clay Road Bridge
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| Clay Road Over Mill Creek | Rural: Ashtabula County, Ohio | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 50 ft Main Span Length: 47 ft Roadway Width: 16 ft Main Spans: 1 |
1919 By: Brookville Bridge Company of Brookville, Ohio | A good example of a small Brookville Bridge Company of Brookville, Ohio bridge. | 
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Cogley Bridge
Pebble Road Bridge |
| Pebble Road (TR-738) Over South Branch Bear Creek | Rural: Armstrong County, Pennsylvania | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 54 ft Main Span Length: 49 ft Roadway Width: 13.5 ft Main Spans: 1 |
1910 By: Unknown | This pony truss features an attractive mix of lattice and v-lacing on its members. | 
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Cold Water Creek Road Bridge
Iowa Bridge Number 349700 |
 | Cold Water Creek Road Over Cold Water Creek | Rural: Winneshiek County, Iowa | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 50 ft Main Span Length: 50 ft Roadway Width: 21 ft Main Spans: 1 |
1962 By: Unknown | A short and late example of a standard riveted truss in Iowa. | 
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Collingwood Boulevard Railroad Overpass
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 | Railroad (Abandoned Norfolk and Western) Over Collingwood Boulevard | Toledo: Lucas County, Ohio | Metal 7 Panel Rivet-Connected Double-Intersection Warren Pony Truss, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed |
Total Length: 105 ft Main Span Length: 85 ft Main Spans: 1 |
1888 By: Detroit Bridge and Iron Works of Detroit, Michigan | Abandoned, this is an extremely old and rare example of a railroad pony truss bridge, with an unusual truss configuration to boot. | 
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Columbus Avenue Bridge
Washington Avenue Bridge / Warner Street Bridge |
| Columbus Avenue Over Railroad (Norfolk Southern) | Pittsburgh: Allegheny County, Pennsylvania | Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed and Approach Spans: Metal Through Girder, Fixed |
Total Length: 237 ft Main Span Length: 107 ft Roadway Width: 27.9 ft Main Spans: 2 |
1907 By: Unknown | This altered bridge remains noteworthy because of its unusual sharply curved design. | 
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Concession 2 WGR Bridge
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| Concession 2 WGR Over South Saugeen River | Rural: Grey County, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed | Main Spans: 1 | By: Unknown | This pony truss bridge also features an approach span which is a rolled i-beam girder. | 
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Concession A Road Bridge
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| Concession A Road Over Big Creek | Rural: Norfolk County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge has been closed to traffic but would be worth rehabilitating and reopening for vehicular use. | 
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Concession Road 18 Bridge
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| Concession Road 18 Over Beatty Saugeen River | Rural: Grey County, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | Painted red, this pony truss is a beautiful feature of this road. | 
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Concession Road 2 Sunnidale Bridge
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| Concession Road 2 Sunnidale Over Mad River | Rural: Simcoe County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This is a small pony truss on a quiet rural road on the edge of Minesing Wetlands Conservation Area. | 
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Concord Church Road Bridge
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| Concord Church Road, Herman Road (PA-588) Over Brush Creek | Rural: Beaver County, Pennsylvania | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 78 ft Main Span Length: 75 ft Roadway Width: 18 ft Main Spans: 1 |
1929 By: Unknown | A Warren pony truss added interest to an otherwise average roadway and insignificant stream crossing. | 
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Conestoga Creek Road Bridge
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| Conestoga Creek Road (TR-848) Over Conestoga Creek | Rural: Lancaster County, Pennsylvania | Metal 3 Panel Rivet-Connected Bowstring Pony Truss, Fixed |
Total Length: 54 ft Main Span Length: 53.2 ft Roadway Width: 11.8 ft Main Spans: 1 |
1869 By: Continental Bridge Company of Philadelphia, Pennsylvania and Joseph G. Henszey | An extremely unusual variety of bowstring, this is one of only two known examples of a Henszey bowstring truss. | 
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Congress Street Bridge
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| Congress Street Over Fort Point Channel | Boston: Suffolk County, Massachusetts | Metal Rivet-Connected Warren Pony Truss, Movable: Bascule (Heel Trunnion) and Approach Spans: Metal Deck Girder, Movable: Bascule |
Total Length: 547 ft Main Span Length: 93.8 ft Roadway Width: 40 ft Main Spans: 2 |
1930 By: Boston Bridge Works of Boston, Massachusetts and Strauss Bascule Bridge Company of Chicago, Illinois | One of several historic movable bridges in this area of Boston. | 
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Conneauttee Road Bridge
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| Conneauttee Road (TR-349) Over Little Conneauttee Creek | Rural: Erie County, Pennsylvania | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 55 ft Main Span Length: 54 ft Roadway Width: 15.7 ft Main Spans: 1 |
1914 By: Unknown | This little Warren pony truss was closed to traffic and slowly collapsing in one corner, but could have been preserved. | 
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Cooper County Bridge
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| Non-Functional Exhibit Over Non-Functional Exhibit | Rural: Cooper County, Missouri | Metal Rivet-Connected Double-Intersection Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | Currently sitting in a yard, this is a good example of a lightweight and inexpensive early 20th Century bridge. | 
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CR-100 South Bridge
Jackson County Bridge 197 |
| CR-100 South Over McHargue Ditch | Rural: Jackson County, Indiana | Metal 4 Panel Bolt-Connected Warren Pony Truss, Fixed |
Total Length: 19.8 ft Main Span Length: 61 ft Roadway Width: 17.7 ft Main Spans: 1 |
1918 By: Henry Harman | A short, traditionally composed example of a Warren pony truss, except for the use of bolted connections, for which it is noteworthy. | 
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CR-16 Bridge
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| CR-16 Over Beaver Creek | Rural: Williams County, Ohio | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 54 ft Main Span Length: 52.2 ft Roadway Width: 16 ft Main Spans: 1 |
1914 By: Brookville Bridge Company of Brookville, Ohio | A small pony truss in poor condition adds heritage and beauty to its roadway. | 
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CR-169 Bridge
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| CR-169 Over East Branch Severn River | Washago: Simcoe County, Ontario | Metal 6 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 112.9 ft Main Span Length: 111.2 ft Roadway Width: 44.6 ft Main Spans: 1 |
1956 By: Unknown | This once-attractive pony truss bridge has had all sorts of ugly barriers added to it. | 
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CR-175 North Bridge
Noble County Bridge 135 |
| CR-175 North Over Railroad (CSX) | Rural: Noble County, Indiana | Metal 5 Panel Rivet-Connected Warren (No Verticals) Pony Truss, Fixed |
Total Length: 118.8 ft Main Span Length: 57.4 ft Roadway Width: 16 ft Main Spans: 3 |
1906 By: Unknown | This bridge is among the largest and most impressive of the Noble County railroad overpasses. | 
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CR-19 Bridge
Kentucky Trail Road Bridge |
| CR-19 (Kentucky Trail Road) Over Little Scioto River | Rural: Scioto County, Ohio | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 91 ft Main Span Length: 88 ft Roadway Width: 14 ft Main Spans: 1 |
1929 By: Unknown | A traditional Warren pony truss with good historic integrity and an attractive appearance. | 
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CR-200 West Bridge
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| CR-200 West Over Salamonie River | Rural: Jay County, Indiana | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 125 ft Main Span Length: 60 ft Roadway Width: 22 ft Main Spans: 1 |
By: Unknown and Indiana State Highway Commission | Abandoned, this is an uncommon multi-span example of a state standard pony truss in Indiana. | 
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CR-225 East Bridge
Noble County Bridge 134 |
| CR-225 East Over Railroad (CSX) | Rural: Noble County, Indiana | Metal 4 Panel Rivet-Connected Warren (No Verticals) Pony Truss, Fixed |
Total Length: 107 ft Main Span Length: 45 ft Roadway Width: 16 ft Main Spans: 3 |
1906 By: Unknown | One of a few remaining, rare multi-span pony truss railroad overpass bridges in Noble County. | 
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CR-400 East Bridge
Noble County Bridge 136 |
| CR-400 East Over Railroad (CSX) | Rural: Noble County, Indiana | Metal 4 Panel Rivet-Connected Warren (No Verticals) Pony Truss, Fixed |
Total Length: 107 ft Main Span Length: 45 ft Roadway Width: 16 ft Main Spans: 3 |
1906 By: Unknown | Featuring a steep approach and beautiful trusses, this bridge is truly a trip back in time. | 
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CR-45 Bridge
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| CR-45 (Monroe Road 756) Over Turkey Creek | Rural: Monroe County, Missouri | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 37 ft Main Span Length: 36 ft Roadway Width: 12.1 ft Main Spans: 1 |
1930 By: Unknown | Small, traditional truss bridges like this should not be overlooked. | 
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CR-650 East Bridge
Pike County Bridge 150 |
| CR-650 East Over Patoka River | Rural: Pike County, Indiana | Metal 10 Panel Pin-Connected Bowstring Pony Truss, Fixed |
Total Length: 98.8 ft Main Span Length: 88 ft Roadway Width: 10.2 ft Main Spans: 1 |
By: Indiana Bridge Company of Muncie, Indiana | This may be the only remaining example of a bowstring built by this company and with these unique design details. | 
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CR-800 East Bridge
Noble County Bridge 132 |
| CR-800 East Over Railroad (CSX) | Rural: Noble County, Indiana | Metal 4 Panel Rivet-Connected Warren (No Verticals) Pony Truss, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed |
Total Length: 130 ft Main Span Length: 40.7 ft Roadway Width: 16 ft Main Spans: 3 |
1906 By: Unknown | This railroad overpass is slightly different from the four similar overpasses in this area of Noble County. | 
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CR-C Bridge
CR-211 Bridge |
| CR-C Over Brush Creek | Rural: Williams County, Ohio | Metal 5 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 90 ft Main Span Length: 90 ft Roadway Width: 28 ft Main Spans: 1 |
By: Unknown | This truss bridge was widened severely altering the structure. | 
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CR-D Bridge
CR-36 Bridge |
| CR-D Over Beaver Creek | Rural: Williams County, Ohio | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 64 ft Main Span Length: 58 ft Roadway Width: 17 ft Main Spans: 1 |
1922 By: Unknown | A traditional pony truss sits on concrete abutments that include concrete posts . | 
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CR-H50 Bridge
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| CR-H50 Over Leatherwood Creek | Rural: Williams County, Ohio | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 37 ft Main Span Length: 36 ft Roadway Width: 15.4 ft Main Spans: 1 |
1914 By: Brookville Bridge Company of Brookville, Ohio | A small and picturesque pony truss on stone abutments. | 
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CR-T Bridge
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| CR-T Over Bean Creek | Rural: Fulton County, Ohio | Metal 5 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 101 ft Main Span Length: 100 ft Roadway Width: 28 ft Main Spans: 1 |
1930 By: American Bridge Company of New York, New York | Because of this bridge, a Michigander needs only travel a mile south of the border to find a bridge that is unlike anything in Michigan. | 
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Crawford Road Bridge
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| Crawford Road Over Big Creek Drain | Rural: Arenac County, Michigan | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 40 ft Main Span Length: 38.7 ft Roadway Width: 18 ft Main Spans: 1 |
1917 By: Unknown | Only the truss webs from this bridge survive as decorative railings. | 
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Credit River Bridge
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| Private Drive Over Credit River | Mississauga: Peel Region, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This riveted pony truss features trusses that are composed of only rolled beams. | 
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Creek Road Bridge
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| Creek Road (RR-45) Over Oswego Creek | Rural: Niagara Region, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | One of a decreasing number of surviving truss bridges in Niagara Region. | 
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Curry Run Road Bridge
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| Curry Run Road (TR-420) Over Curry Run | Rural: Clearfield County, Pennsylvania | Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 51.8 ft Main Span Length: 50 ft Roadway Width: 15.4 ft Main Spans: 1 |
1916 By: Unknown | A classic example of a warren pony truss with good historic integrity. | 
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Decew Road Bridge
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| Decew Road Over Lake Gibson (12 Mile Creek) | Rural: Niagara Region, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Standard Steel Construction Company of Port Robinson, Ontario | This unusual bridge is a two-span pony truss, but one span is larger than the other. Demolished Summer 2010 | 
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Dennis Road Bridge
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| Dennis Road Over Big Otter Creek | Rural: Elgin County, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This pony truss bridge has a decent span length and unusual plate outriggers. | 
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Detroit Bridge
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| ME-69 and ME-220 (Troy Road, Main Street) Over East Branch Sebasticook River | Detroit: Somerset County, Maine | Metal 8 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 94.2 ft Main Span Length: 88 ft Roadway Width: 22 ft Main Spans: 1 |
1937 By: Berlin Construction Company of Berlin Connecticut | This is a good representative example of 1930s pony truss construction in Maine. | 
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DeWitt Road Bridge
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| DeWitt Road (Old Alignment) Over Stony Creek | Merle Beach (Rural): Clinton County, Michigan | Metal 3 Panel Pin-Connected Queenpost Pony Truss, Fixed |
Total Length: 40 ft Main Span Length: 40 ft Roadway Width: 16 ft Main Spans: 1 |
1880 By: Unknown | This bridge is one of the oldest truss bridges in Michigan and is a surviving example of a rare truss type. | 
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Division Road Bridge
Guerin Bridge |
| Division Road Over Indian River | Rural (Guerin): Peterborough County, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This is a riveted pony truss that appears to be in fair condition on this rural road. | 
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Dixon Road Bridge
TR-242 Bridge |
| Dixon Road (TR-242) Over 4 Mile Creek | Rural: Preble County, Ohio | Metal 4 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 61 ft Main Span Length: 53.2 ft Roadway Width: 18 ft Main Spans: 1 |
1958 By: Champion Bridge Company of Wilmington, Ohio | One of the shortest of an unusual late truss design built in Preble County. | 
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Domtar Line Railway Bridge
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| Railway (Abandoned) Over South Branch Thames River | Rural: Oxford County, Ontario | Metal Rivet-Connected Double-Intersection Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | An unusual little railway pony truss has been abandoned here. | 
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Dorrington Road Bridge
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| Dorrington Road (PA-3117) Over Robinson Run | Ewingsville: Allegheny County, Pennsylvania | Metal 5 Panel Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 60 ft Main Span Length: 55 ft Roadway Width: 15.7 ft Main Spans: 1 |
1888 By: Pittsburgh Bridge Company of Pittsburgh, Pennsylvania | The fate of this ancient and extremely rare, historically intact bridge with vertical end posts is in question! | 
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Dotyville Road Bridge
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| Dotyville Road (TR-926) Over Pine Creek | Rural: Crawford County, Pennsylvania | Metal 5 Panel Rivet-Connected Warren (No Verticals) Pony Truss, Fixed |
Total Length: 84 ft Main Span Length: 80 ft Roadway Width: 13 ft Main Spans: 1 |
1910 By: Unknown | This bridge has a few unusual details for those who take the time to look. | 
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Dunbar Bridge
Valleyview Road Bridge |
| Valleyview Road (TR-839) Over Raccoon Creek | Rural: Washington County, Pennsylvania | Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 59 ft Main Span Length: 54 ft Roadway Width: 10.2 ft Main Spans: 1 |
1905 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania | This is a skewed, bulky structure that retains excellent historic integrity. | 
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Eagle Harbor Bridge
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| Eagle Harbor Waterport Road (CR-21) Over Erie Canal | Eagle Harbor: Orleans County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 144.7 ft Main Span Length: 122.7 ft Roadway Width: 18.4 ft Main Spans: 1 |
1910 By: Unknown | This longer spanning lift bridge is in a slightly less populated area than many of the Erie Canal lift bridges. | 
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East River Bridge
East River Crossing Road Bridge |
| East River Crossing Road Over East Branch Tioughnioga River | East River: Cortland County, New York | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 91 ft Main Span Length: 91 ft Roadway Width: 16.4 ft Main Spans: 1 |
1913 By: Unknown | This is an early 20th century pony truss in decent condition. | 
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Eaton Road Bridge
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| Eaton Road (PA-982) Over Loyalhanna Creek | Near Latrobe: Westmoreland County, Pennsylvania | Metal 10 Panel Multiple-Type-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 259 ft Main Span Length: 126 ft Roadway Width: 27 ft Main Spans: 2 |
1931 By: Unknown | This bridge is very unusual because the bottom chord connections to the lower gusset plates are pinned. | 
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Echo River Bridge
Bay Street Bridge |
| Bay Street Over Echo River | Echo Bay: Algoma District, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 2 | By: Unknown | A rare example of a multi-span pony truss in a scenic location. | 
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Ehrmentraut Farm Bridge
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| Farm Trail Over Black Creek | Rural: Monroe County, New York | Metal 9 Panel Bowstring Pony Truss, Fixed | Main Spans: 1 | 1859 By: Squire Whipple Patent | Among the oldest metal bridges in the country is this extremely rare Whipple Arch bowstring. | 
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Elm Circle Drive Bridge
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| Elm Circle Drive (Abandoned) Over Lower River Rouge | Inkster: Wayne County, Michigan | Metal Bowstring Pony Truss, Fixed |
Total Length: 59.7 ft Main Span Length: 56.8 ft Roadway Width: 12 ft Main Spans: 1 |
1900 By: Unknown | A strange little bridge, this is a rare and late example of bowstring bridge construction in Michigan. | 
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Emerald Street Footbridge
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| Emerald Street Over Railroad (Canadian National) | Hamilton: Hamilton City, Ontario | Metal Continuous Rivet-Connected Polygonal Warren Pony Truss, Fixed | Main Spans: 3 | By: Unknown | This is an extremely rare and unusual continuous truss foot bridge. | 
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Erb Farm Bridge
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| Private Farm Trail Over Local Creek/Drain | Rural: Huron County, Ontario | Metal 3 Panel Pin-Connected Queenpost Pony Truss, Fixed | Main Spans: 1 | By: Unknown | An extremely rare example of a Queenpost truss bridge in Ontario. | 
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Everman Road Bridge
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| Everman Road Over Canaseraga Creek | Rural: Livingston County, New York | Metal 5 Panel Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 74.8 ft Main Span Length: 73.8 ft Roadway Width: 14.4 ft Main Spans: 1 |
1894 By: Unknown | This traditionally composed pony truss is easy to visit. | 
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Ewing Avenue Bridge
92nd Street Bridge |
| Ewing Avenue (US-41) Over Calumet River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 338 ft Main Span Length: 228 ft Roadway Width: 36 ft Main Spans: 1 |
1914 By: Ketler-Elliott Company of Chicago, Illinois and City of Chicago | This is one of the oldest highway bridges on the Calumet River. | 
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Exchange Street Bridge
Joseph A. Scapelliti Memorial Bridge |
| Exchange Street Over Erie Canal | Lockport: Niagara County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 133 ft Main Span Length: 99.7 ft Roadway Width: 23.6 ft Main Spans: 1 |
1915 By: McMyler-Interstate Company of Cleveland, Ohio | One of the unusual Erie Canal vertical lift bridges. | 
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Farmington Road Bridge
Hawthorne Drive Bridge / Nankin Mills Bridge |
| Abandoned Farmington Road (Hawthorne Drive) Over Middle River Rouge | Westland: Wayne County, Michigan | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 59.7 ft Main Span Length: 64 ft Roadway Width: 10.5 ft Main Spans: 1 |
1950 By: Unknown | A narrow truss bridge is buried in the woods just off the road, rewarding all who seek it. | 
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Ferry Street Bridge
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| Ferry Street Over Railroad (CSX and Amtrak) | Hudson: Columbia County, New York | Metal 10 Panel Rivet-Connected Double-Intersection Warren Pony Truss, Fixed |
Total Length: 71 ft Main Span Length: 69 ft Roadway Width: 34.8 ft Main Spans: 1 |
1905 By: Unknown | This truss bridge is noted for both its truss configuration and its use of three truss lines. | 
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Filley Street Bridge
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| Filley Street Over Sconondoa Creek | Sherrill: Oneida County, New York | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 93 ft Main Span Length: 49 ft Roadway Width: 11.5 ft Main Spans: 2 |
By: Unknown | This bridge's two pony truss spans are of different lengths. | 
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Fisher Bridge
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| Fisher Bridge Road (CR-501) Over Little Two Hearted River | Rural: Luce County, Michigan | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 42 ft Main Span Length: 40 ft Roadway Width: 15.7 ft Main Spans: 1 |
1913 By: Unknown | With a load-bearing girder added, this is the only truss bridge left in the county and indeed one of the only noteworthy bridges of any kind. | 
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Flat Road Bridge
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| Flat Road (TR-304) Over West Branch Caldwell Creek | Rural: Warren County, Pennsylvania | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 54 ft Main Span Length: 51.8 ft Roadway Width: 11.8 ft Main Spans: 1 |
1910 By: Unknown | This was an abandoned Warren pony truss that was noted for its skew. | 
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Flaugherty Run Bridge
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| Private Drive Over Flaugherty Run | Coraopolis: Allegheny County, Pennsylvania | Metal 5 Panel Rivet-Connected Warren (No Verticals) Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge is an uncommon example of a Warren truss bridge with no vertical members. | 
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Flynn Road Bridge
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| Flynn Road Over Galien River | Rural: Berrien County, Michigan | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 51 ft Main Span Length: 49 ft Roadway Width: 22.6 ft Main Spans: 1 |
1928 By: Unknown | The trusses from this demolished bridge were set up for decoration on a private driveway, and discusses the fate of another metal truss in the county. | 
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Foos Road Bridge
TR-437 Bridge |
| Foos Road (TR-437) Over Prices Creek | Rural: Preble County, Ohio | Metal 4 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 75 ft Main Span Length: 65 ft Roadway Width: 20 ft Main Spans: 1 |
1931 By: Brookville Bridge Company of Brookville, Ohio | An attractive warren pony truss, one of a decreasing number of this type in the area. | 
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Forest Avenue Bridge
Iowa Bridge Number 87340 |
| Forest Avenue Over Beaver Creek | Rural: Butler County, Iowa | Metal 9 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 185 ft Main Span Length: 90 ft Roadway Width: 17.1 ft Main Spans: 2 |
1922 By: Unknown | A beautiful two-span example of a standard plan Iowa pony truss. | 
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Forest Home Drive Bridge #2
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| Forest Home Road Over Fall Creek | Forest Home: Tompkins County, New York | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 75.8 ft Main Span Length: 72 ft Roadway Width: 14 ft Main Spans: 1 |
1904 By: Groton Bridge Company of Groton, New York | This pony truss features an attractive plaque and railings and is in a scenic setting near Cornell University. | 
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Fox Road Bridge
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| Fox Road Over Elk Creek | Rural: Sanilac County, Michigan | Metal 3 Panel Rivet-Connected Queenpost Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This unusual queenspost-like bridge has only been spared demolition because it is on an abandoned section of road. | 
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Franklin Street Bridge
Franklin-Orleans Bridge |
| Franklin Street (Orleans Street) Over Chicago River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 320 ft Main Span Length: 252 ft Roadway Width: 38 ft Main Spans: 1 |
1920 By: Ketler-Elliott Company of Chicago, Illinois and City of Chicago | Featuring ornate railings, this bridge is among the older examples of this style of bascule bridge. | 
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Franks Lane Bridge
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| Franks Lane Over Railroad (Canadian National) | London: Middlesex County, Ontario | Wood 2 Panel Kingpost Pony Truss, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed | Main Spans: 1 | By: Unknown | This unusual wooden bridge is a rare example of a kingpost pony truss. | 
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Freese Road Bridge
Varna Bridge |
| Freese Road Over Fall Creek | Varna: Tompkins County, New York | Metal Continuous 6 Panel Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 165.7 ft Main Span Length: 79.7 ft Roadway Width: 12.8 ft Main Spans: 2 |
By: Unknown | This truss bridge is one of two pin-connected pony truss bridges in the county with an extremely rare continuous configuration. | 
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Front Street Bridge
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| Front Street Over Big Choconut Creek | Vestal: Broome County, New York | Metal 12 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 126 ft Main Span Length: 119.8 ft Roadway Width: 30 ft Main Spans: 1 |
1929 By: Unknown | This pony truss was recently restored. | 
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Frye Station Bridge
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| PA-481 Over Pigeon Creek | Frye: Washington County, Pennsylvania | Metal 6 Panel Rivet-Connected Parker Pony Truss, Fixed |
Total Length: 82 ft Main Span Length: 80 ft Roadway Width: 23 ft Main Spans: 1 |
1935 By: Unknown and Pennsylvania State Highway Department | A nice small-scale massive-membered Parker pony truss with riveted connections. | 
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Garrison Road Bridge
County Bridge Number 37 |
| Garrison Road (TR-751) Over Beckwith Creek | Rural: Bradford County, Pennsylvania | Metal 5 Panel Rivet-Connected Warren (No Verticals) Pony Truss, Fixed |
Total Length: 86 ft Main Span Length: 83 ft Roadway Width: 12.5 ft Main Spans: 1 |
1908 By: Unknown | A traditional early 1900s pony truss appears to be in decent condition. | 
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Gasport Bridge
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| Hartland Road (CR-108) Over Erie Canal | Gasport: Niagara County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 136.2 ft Main Span Length: 114 ft Roadway Width: 18.4 ft Main Spans: 1 |
1913 By: Unknown | A traditional example of an Erie Canal lift bridge. | 
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Glasgow Road Bridge
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| Glasgow Road Over Humber River | Bolton: Peel Region, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Stratford Bridge Company of Stratford, Ontario | This bridge is an extremely rare example of a bridge built by the Stratford Bridge Company. | 
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Glass Avenue Bridge
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| Glass Avenue (Abandoned Alignment) Over 15 Mile Creek (Old Channel) | Rural: Niagara Region, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This abandoned bridge is a reminder that Glass Avenue once went in a different direction in this area. | 
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Glen Gardner Bridge
School Street Bridge |
 | School Street Over Spruce Run River | Glen Gardner: Hunterdon County, New Jersey | Metal 8 Panel Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 80.1 ft Main Span Length: 84 ft Roadway Width: 16.4 ft Main Spans: 1 |
1870 By: WM Cowin of Lambertville, Pennsylvania | Even having served traffic for around 140 years, this nationally significant cast iron bridge is nearly completely unaltered! | 
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Grand Avenue Bridge
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| Grand Avenue Over North Branch Chicago River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 270 ft Main Span Length: 188 ft Roadway Width: 36 ft Main Spans: 1 |
1913 By: Strobel Steel Construction Company of Chicago, Illinois | One of the older Chicago bridges, this is an older version of the pony truss bascule bridge design seen in Chicago. | 
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Green Road Bridge
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| Green Road (TR-222) Over Alum Creek | Rural: Morrow County, Ohio | Metal 6 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 91 ft Main Span Length: 87 ft Roadway Width: 15.4 ft Main Spans: 1 |
1906 By: Capitol Construction Company of Columbus, Ohio | This attractive bridge is an early rivet-connected truss, and an early polygonal Warren pony truss. | 
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Green Valley Road Bridge
Brown County Bridge 33 |
| Green Valley Road Over North Fork Salt Creek | Rural: Brown County, Indiana | Metal 5 Panel Bolt-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 91.5 ft Main Span Length: 88 ft Roadway Width: 15.7 ft Main Spans: 1 |
1915 By: Unknown | An uncommon example of a bolt-connected truss bridge from the era of rivets. | 
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Grimsby Road 7 Bridge
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| Grimsby Road 7 Over 20 Mile Creek | Rural: Niagara Region, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This attractive truss bridge has been closed to vehicular traffic but remains accessible to pedestrians. | 
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Halsted Street South Branch Bridge
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| Halsted Street Over South Branch Chicago River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 316 ft Main Span Length: 224 ft Roadway Width: 90 ft Main Spans: 1 |
1934 By: Mount Vernon Bridge Company of Mount Vernon, Ohio and City of Chicago | This bridge is three trusses wide and still lifts for boats in the spring and fall seasons. | 
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Hansen Lane Bridge
F-4 Road Bridge |
| Hansen Lane (F-4 Road) Over Big Cedar River | Rural: Menominee County, Michigan | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 52.8 ft Main Span Length: 51 ft Roadway Width: 16 ft Main Spans: 1 |
1924 By: Unknown | This bridge is a good example of a regionally uncommon structure type. | 
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Happy Hollow Road Bridge
10 Mile Creek Bridge / Iowa Bridge Number 347800 |
| Happy Hollow Road Over 10 Mile Creek | Rural: Winneshiek County, Iowa | Metal 2 Panel Multiple-Type-Connected Kingpost Pony Truss, Fixed |
Total Length: 36 ft Main Span Length: 35 ft Roadway Width: 16 ft Main Spans: 1 |
1895 By: R. D. Wheaton Bridge Company of Chicago, Illinois | An example of one of the smallest and rarest truss bridge types in the country. | 
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Hares Hill Road Bridge
Silver Bridge |
| Hares Hill Road (PA-1045) Over French Creek | Rural: Chester County, Pennsylvania | Metal 8 Panel Rivet-Connected Bowstring Pony Truss, Fixed |
Total Length: 102 ft Main Span Length: 100 ft Roadway Width: 14.1 ft Main Spans: 1 |
1869 By: Moseley Iron Bridge and Roof Company of Boston, Massachusetts | This beautiful bridge is one of the rarest and most unique historic structures in the country! | 
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Hart Bridge
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| Rama Road (CR-44) Over East Branch Severn River | Washago: Simcoe County, Ontario | Metal 7 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 110.6 ft Main Span Length: 108.6 ft Roadway Width: 26.2 ft Main Spans: 1 |
1957 By: Unknown | HistoricBridges.org visited this attractive pony truss bridge only to find it had been reduced to scrap metal. | 
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Hazen Road Bridge
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| Hazen Road Over Venison Creek | Rural: Norfolk County, Ontario | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This is a very short pony truss that has been abandoned, yet has preservation potential. | 
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Henley Island Bridge
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| Henley Island Road Over Martindale Pond (12 Mile Creek) | Rural: Niagara Region, Ontario | Metal Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | 1921 By: Unknown | This small metal truss bridge has been rehabilitated for continued light vehicular use. | 
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Henszey's Wrought Iron Bridge
Mosser's Bridge |
| Pedestrian Walkway Over Dry Land | Summerdale: Cumberland County, Pennsylvania | Metal 8 Panel Rivet-Connected Bowstring Pony Truss, Fixed |
Total Length: 92.3 ft Main Span Length: 92.3 ft Roadway Width: 18 ft Main Spans: 1 |
1869 By: Continental Bridge Company of Philadelphia, Pennsylvania and Joseph G. Henszey | The last of its design in the country, among the oldest metal bridges in the country, and today a college centerpiece. | 
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Hidden Lake Forest Preserve Bridge
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| Forest Preserve Trail Over East Branch Du Page River | Downers Grove: DuPage County, Illinois | Metal 5 Panel Bowstring Pony Truss, Fixed | Main Spans: 1 | By: King Bridge Company of Cleveland, Ohio | This is the only known example of a cast and wrought iron bowstring truss in the Chicagoland area. | 
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High Street Bridge
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| High Street Over Little Juniata Creek | Duncannon: Perry County, Pennsylvania | Metal 5 Panel Pin-Connected Lenticular Pony Truss, Fixed |
Total Length: 81 ft Main Span Length: 79 ft Roadway Width: 14.4 ft Main Spans: 1 |
1890 By: Berlin Iron Bridge Company of East Berlin, Connecticut | Open to non-motorized traffic, this bridge is the only pony lenticular truss bridge in Pennsylvania. | 
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Hodgkins Road Bridge
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| Hodgkins Road Over 20 Mile Creek | Rural: Niagara Region, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | Although closed to traffic, this is an outstanding early 20th Century truss bridge surviving in this region with few alterations. | 
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Holley Bridge
East Avenue Bridge |
| East Avenue (Gulf Road) Over Erie Canal | Holley: Orleans County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 130 ft Main Span Length: 115.8 ft Roadway Width: 18.7 ft Main Spans: 1 |
1911 By: Lackawanna Bridge Company of Buffalo, New York | An excellent example of one of the unusual vertical lift bridges on the Erie canal. | 
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Housefelt Bridge
Musselman Avenue Bridge |
| Musselman Avenue (Slickerman Road, TR-494) Over Coxes Creek | Somerset: Somerset County, Pennsylvania | Metal 3 Panel Rivet-Connected Queenpost Pony Truss, Fixed |
Total Length: 43 ft Main Span Length: 40 ft Roadway Width: 9.8 ft Main Spans: 1 |
1910 By: Unknown | An altered example of an uncommon small truss configuration. | 
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Hulberton Bridge
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| Hulberton Road Over Erie Canal | Hulberton: Orleans County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 144.7 ft Main Span Length: 121.7 ft Roadway Width: 18.4 ft Main Spans: 1 |
1913 By: Unknown | One of the longer spanning examples among the unique collection of Erie Canal lift bridges. | 
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Illinois and Michigan Canal Bridge 2
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| Canal Walkway Over Illinois and Michigan Canal | Rural: Grundy County, Illinois | Metal 5 Panel Rivet-Connected Pratt Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This truss bridge is unusual because of its lightweight members and vertical end posts. | 
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Indian Trail Bridge
Radike Mills Bridge |
| Indian Trail Road Over Belle River | Rural: St. Clair County, Michigan | Metal 12 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 93.8 ft Main Span Length: 88 ft Roadway Width: 24 ft Main Spans: 1 |
1937 By: Couse and Saunders of Detroit, Michigan | An extremely rare and beautiful example of its type in Michigan, with a rich, documented history. | 
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Indiana Harbor Belt Grand Calumet Bridge
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| Railroad (Indiana Harbor Belt Railroad) Over Grand Calumet River | Burnham: Cook County, Illinois | Metal Rivet-Connected Warren Pony Truss, Movable: Swing (Center Pier) | Main Spans: 1 | By: Unknown | A extremely rare and unusual example of a pony truss railroad swing bridge. | 
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Ingersoll Street Bridge
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| Ingersoll Street Over Erie Canal | Albion: Orleans County, New York | Metal Rivet-Connected Warren (No Verticals) Pony Truss, Movable: Vertical Lift and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 135 ft Main Span Length: 111 ft Roadway Width: 18.4 ft Main Spans: 1 |
1911 By: Unknown | One of two beautifully maintained lift bridges in Albion. | 
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Jack Glass Road Bridge
Jerico Road Bridge |
| Jack Glass Road (Jerico Road) Over Apalachee River | Rural: Walton County, Georgia and Barrow County, Georgia | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 79.7 ft Main Span Length: 79.7 ft Roadway Width: 9.8 ft Main Spans: 1 |
1930 By: Leamon and Evans of Atlanta, Georgia | This bridge displays an unsual combination of rolled and built-up beams. | 
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Jefferson Avenue Bridge
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| Jefferson Avenue Over River Rouge | Detroit: Wayne County, Michigan | Metal Rivet-Connected Pratt Pony Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 248 ft Main Span Length: 91 ft Roadway Width: 46 ft Main Spans: 1 |
1922 By: Strobel Steel Construction Company of Chicago, Illinois and Hugh E. Young of Chicago, Illinois | The only pony truss style bascule bridge in the entire state of Michigan. | 
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Jenkinsburg Road Bridge
Indian Creek Road Bridge |
| Jenkinsburg Road (Indian Creek Road) Over Towaliga River | Rural: Spalding County, Georgia and Butts County, Georgia | Metal 6 Panel Bolt-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 101.7 ft Main Span Length: 101.7 ft Roadway Width: 17.4 ft Main Spans: 1 |
1937 By: Unknown | This attractive bridge is an unusual example of a truss bridge with bolted field connections during the riveted era. | 
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Jerrys Run Private Bridge
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| Private Trail Over Pond Creek | Jerrys Run (Rural): Wood County, West Virginia | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | An attractive Warren pony truss retains good historic integrity. | 
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Kennedy Mill Bridge
Frew Mill Road Bridge |
| Frew Mill Road (PA-1012) Over Slippery Rock Creek | Rural: Lawrence County, Pennsylvania | Metal 6 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 80 ft Main Span Length: 78 ft Roadway Width: 16 ft Main Spans: 1 |
1928 By: Unknown and Thomas Gilkey | The fact that this bridge is a beautiful bridge in a very scenic area did not stop PennDOT from demolishing it! | 
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Kensington Bridge
Dundas Street Bridge |
| Dundas Street Over South Branch Thames River | London: Middlesex County, Ontario | Metal 7 Panel Rivet-Connected Modified Warren Pony Truss, Fixed |
Total Length: 313 ft Main Spans: 3 |
1930 By: Hamilton Bridge Company of Hamilton, Ontario | A beautiful three span example of a London pony truss with unusual truss configuration. | 
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Keys Bridge
Keyes Road Bridge |
| Keyes Road (TR-821) Over Raccoon Creek | Rural: Washington County, Pennsylvania | Metal 4 Panel Rivet-Connected Double-Intersection Warren Pony Truss, Fixed |
Total Length: 61 ft Main Span Length: 58 ft Roadway Width: 12 ft Main Spans: 1 |
1903 By: Nelson and Buchanan of Chambersburg, Pennsylvania | One of a number of interesting pony truss bridges remaining in the county built by Nelson and Buchanan of Chambersburg, Pennsylvania. | 
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KH-21 Bridge
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| KH-21 Over Ausable River Cut | Rural: Lambton County, Ontario | Metal 6 Panel Bolt-Connected Polygonal Warren Pony Truss, Fixed | Main Spans: 1 | 1963 By: Unknown | An example of late metal truss bridge construction, this bridge was restored. | 
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