| 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. | 
|
104th Avenue Bridge
|
 | 104th Avenue (Willow Springs Road) Over Calumet Sag Channel | Palos: Cook County, Illinois | Metal 8 Panel Bolt-Connected Polygonal Warren Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 406 ft Main Span Length: 290 ft Roadway Width: 28 ft Main Spans: 1 |
1964 By: Unknown and Alfred Benesch and Associates of Chicago, Illinois | One of several 1960s truss bridges on the Cal Sag Channel. | 
|
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. | 
|
110th Street Bridge
Iowa Bridge Number 214040 |
| 110th Street Over East Fork Des Moines River | Rural: Kossuth County, Iowa | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 195.2 ft Main Span Length: 100 ft Roadway Width: 15.4 ft Main Spans: 1 |
1895 By: King Bridge Company of Cleveland, Ohio | This bridge is significant as an unaltered pre-1900 bridge system consisting of truss and stringer spans. | 
|
110th Street Bridge
Iowa Bridge Number 185150 |
| 110th Street Over East Fork Des Moines River | Rural: Humboldt County, Iowa | Metal 5 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 110 ft Main Span Length: 90 ft Roadway Width: 15.7 ft Main Spans: 1 |
1911 By: Iowa Bridge Company of Des Moines, Iowa | A traditionally composed through truss bridge in a rural setting. | 
|
11th Street Bridge
|
 | 11th Street Over Power Canal | Turners Falls: Franklin County, Massachusetts | Metal Rivet-Connected Double-Intersection Warren Through Truss, Fixed |
Total Length: 205 ft Main Span Length: 167 ft Roadway Width: 24 ft Main Spans: 1 |
1915 By: Eastern Bridge and Structural Company of Worcester, Massachusetts | One of the oddest bridges in the country; consisting of two through trusses on either side of the roadway, this bridge is essentially a massive pony truss. | 
|
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. | 
|
127th Street Bridge
|
| 127th Street Over Calumet Sag Channel | Alsip: Cook County, Illinois | Metal 12 Panel Bolt-Connected Warren Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 610.3 ft Main Span Length: 396 ft Roadway Width: 53.2 ft Main Spans: 1 |
1968 By: Unknown and Alfred Benesch and Associates of Chicago, Illinois | This imposing bridge is noted for its very heavy skew. | 
|
12th of Brant Bridge
|
 | Concession Road 12 Over Saugeen River | Rural: Bruce County, Ontario | Metal Rivet-Connected Double-Intersection Warren Through Truss, Fixed and Approach Spans: Metal Rivet-Connected Pratt Through Truss, Fixed | Main Spans: 1 | By: Unknown | This unique bridge has two span each of a different type, and is among the largest heritage bridges in the county. | 
|
12th Street Bridge
Ben M. Williamson Sr. Bridge |
 | 12th Street Over Ohio River | Coal Grove and Ashland: Boyd County, Kentucky and Lawrence County, Ohio | Metal Cantilever Rivet-Connected Modified Warren (Subdivided) Through Truss, Fixed and Approach Spans: Metal Rivet-Connected Warren Through Truss, Fixed |
Total Length: 2278 ft Main Span Length: 738.7 ft Roadway Width: 22 ft Main Spans: 3 |
1930 By: Unknown and J. E. Greiner Company of Chicago, Illinois | This large cantilever bridge is an impressive structure that appears to be well maintained. | 
|
130th Street Bridge
|
| 130th Street Over Calumet River | Chicago: Cook County, Illinois | Metal 12 Panel Rivet-Connected Modified Polygonal Warren Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 369 ft Main Span Length: 230 ft Roadway Width: 44 ft Main Spans: 1 |
1949 By: Unknown | This truss bridge is a fixed Calumet River bridge that features an unusual modified Warren truss design. | 
|
130th Street Railroad Bridge
|
| Railroad (NICTD South Shore Line) Over Calumet River | Chicago: Cook County, Illinois | Metal 8 Panel Rivet-Connected Polygonal Warren Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed | Main Spans: 1 | By: Unknown | An example of late railroad truss bridge construction. | 
|
133rd Avenue Bridge
|
 | Bridge Park Trail Over Dickinson Creek | Rural: Calhoun County, Michigan | Metal 4 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 66 ft Main Span Length: 64 ft Roadway Width: 14 ft Main Spans: 1 |
1897 By: Michigan Bridge Company of Portland, Michigan | This impressive half-hip Pratt pony was moved to Historic Bridge Park. | 
|
135th Street Bridge
Romeoville Bridge / Romeo Road Swing Bridge |
| 135th Street Over Des Plaines River | Romeoville: Will County, Illinois | Metal Pin-Connected Warren Through Truss, Movable: Swing (Bobtail) |
Total Length: 302 ft Main Span Length: 204 ft Roadway Width: 18 ft Main Spans: 1 |
1899 By: Strobel Steel Construction Company of Chicago, Illinois | This magnificent and large swing bridge was relocated and is the last remaining highway swing bridge in the area. | 
| 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. | 
|
13th Line Bridge
|
| 13th Line Over Grand River | Rural: Dufferin County, Ontario | Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed | Main Spans: 1 | By: Hamilton Bridge Company of Hamilton, Ontario | This attractive heritage truss bridge compliments the scenic Grand River very nicely. | 
|
143rd Avenue Bridge
Iowa Bridge Number 347310 |
 | 143rd Avenue Over Upper Iowa River | Rural: Winneshiek County, Iowa | Metal 8 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 217.2 ft Main Span Length: 150 ft Roadway Width: 14.8 ft Main Spans: 1 |
By: Unknown | A representative example of a rural standard plan Parker truss in Iowa. | 
|
150th Street Bridge
Iowa Bridge Number 316250 |
| 150th Street Over South Skunk River | Rural: Story County, Iowa | Metal 8 Panel Rivet-Connected Parker Through Truss, Fixed |
Total Length: 154.2 ft Main Span Length: 150 ft Roadway Width: 19.7 ft Main Spans: 1 |
1920 By: Unknown | A representative example of a rural Iowa Parker truss bridge with what appears to be a bolted connection alteration. | 
|
18th Street Bridge
|
| 18th Street Over South Branch Chicago River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Railing Height Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 280 ft Main Span Length: 182 ft Roadway Width: 48 ft Main Spans: 1 |
1967 By: Unknown and City of Chicago | This is one of the few single leaf highway bascule bridges in Chicago, and the only example using the pony/deck truss design. | 
|
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. | 
|
20 Mile Road Bridge
|
| Bridge Park Trail Over Dickinson Creek | Rural: Calhoun County, Michigan | Metal 5 Panel Rivet-Connected Pratt Full-Slope Pony Truss, Fixed |
Total Length: 64 ft Main Span Length: 64 ft Roadway Width: 15.4 ft Main Spans: 1 |
1906 By: Unknown | This unusual pony truss was moved to Historic Bridge Park. | 
|
21 Mile Road Bridge
|
 | 21 Mile Road Over Rice Creek | Rural: Calhoun County, Michigan | Metal 5 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 59.7 ft Main Span Length: 59.7 ft Roadway Width: 13 ft Main Spans: 1 |
1885 By: Massillon Bridge Company of Massillon, Ohio | Most bridges in Michigan of this type are closed to traffic; this one remains open with some modifications. | 
|
22 1/2 Mile Road Bridge
|
| 22 1/2 Mile Road Over St. Joseph River | Rural: Calhoun County, Michigan | Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 90 ft Main Span Length: 89 ft Roadway Width: 15 ft Main Spans: 1 |
1906 By: Elkhart Bridge and Iron Company of Elkhart, Indiana | A rare example of a Michigan through truss with riveted connection... plus this bridge is still open to traffic! | 
|
220th Street Bridge
Iowa Bridge Number 361080 |
| 220th Street Over Turkey River | Rural: Winneshiek County, Iowa | Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 110 ft Main Span Length: 110 ft Roadway Width: 14.4 ft Main Spans: 1 |
By: Unknown | This bridge represents a standard rural Iowa riveted through truss very well. | 
|
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. | 
|
235th Avenue Bridge
Iowa Bridge Number 347780 |
| 235th Avenue Over 10 Mile Creek | Rural: Winneshiek County, Iowa | Metal 5 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 60 ft Main Span Length: 60 ft Roadway Width: 15.4 ft Main Spans: 1 |
By: Unknown | This bridge has good integrity and is an unusual example of its type. | 
|
265th Street Bridge
Iowa Bridge Number 347840 |
| 265th Street Over 10 Mile Creek | Rural: Winneshiek County, Iowa | Metal 3 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 32.2 ft Main Span Length: 32.2 ft Roadway Width: 16.1 ft Main Spans: 1 |
By: Unknown | A very short example of a once-common bridge type. | 
| ! |
27 Mile Road Bridge
|
 | 27 Mile Road Over North Branch Clinton River | Rural: Macomb County, Michigan | Metal 4 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 58.7 ft Main Span Length: 57.7 ft Roadway Width: 13.5 ft Main Spans: 1 |
1910 By: Unknown | A nice classic Pratt pony truss that is rusting away. | 
| X |
28 Mile Road Bridge
|
| 28 Mile Road Over North Branch Clinton River | Rural: Macomb County, Michigan | Metal 5 Panel Rivet-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 65 ft Main Span Length: 63 ft Roadway Width: 16.4 ft Main Spans: 1 |
1928 By: Unknown | A strange, simply designed pony truss in very bad condition. | 
|
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. | 
|
2nd Level Canal Railroad Bridge
|
| Railroad (Amtrak) Over 2nd Level Canal and Lyman Street and Canal Street (MA-116) | Holyoke: Hampden County, Massachusetts | Metal 12 Panel Rivet-Connected Baltimore Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed | Main Spans: 1 | 1928 By: Boston Bridge Works of Boston, Massachusetts | This bridge crosses roads and a canal with different spans types. | 
|
2nd Street Bridge
South Side Bridge |
| 2nd Street Over Kalamazoo River | Allegan: Allegan County, Michigan | Metal 12 Panel Pin-Connected Whipple Through Truss, Fixed |
Total Length: 229 ft Main Span Length: 200 ft Roadway Width: 16 ft Main Spans: 1 |
1886 By: King Bridge Company of Cleveland, Ohio | A beautiful through truss forms the centerpiece for this town and was built by the prominent King Bridge Company. | 
| X |
30 Mile Road Bridge Trio
|
| 30 Mile Road Over North Branch Clinton River | Rural: Macomb County, Michigan | Metal Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 54 ft Main Span Length: 49 ft Roadway Width: 18 ft Main Spans: 1 |
1920 By: Unknown | Two of the three bridges here have collapsed, including a small pony truss, leaving parts behind to investigate. | 
|
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. | 
|
30th Street Bridge
Iowa Bridge Number 183540 |
 | 30th Street Over Bigalks Creek (Nichols Creek) | Rural: Howard County, Iowa | Metal 5 Panel Rivet-Connected Pratt Full-Slope Pony Truss, Fixed |
Total Length: 43 ft Main Span Length: 40 ft Roadway Width: 17.7 ft Main Spans: 1 |
1925 By: Unknown | A small riveted truss bridge adds beauty to the roadway it serves. | 
|
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. | 
| ! |
35th Street Pedestrian Bridge
|
 | Pedestrian Walkway Over Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Through Truss, Fixed | Main Spans: 4 | By: Unknown | One of two riveted pedestrian overpass structures in the area. | 
|
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. | 
|
4 3/4 Mile Road Bridge
|
| 4 3/4 Mile Road Over Pine River | Rural: Midland County, Michigan | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 120 ft Main Span Length: 116 ft Roadway Width: 15 ft Main Spans: 1 |
1903 By: Tunnel City Bridge and Iron Works of Port Huron, MI | The only known bridge built by the Tunnel City Bridge and Iron Works was relocated to a private subdivision. | 
|
43rd Street Pedestrian Bridge
|
| Pedestrian Walkway Over Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Through Truss, Fixed | Main Spans: 4 | By: Unknown | One of two riveted pedestrian overpass structures in the area. | 
|
4th Street Bridge
|
| 4th Street Over Licking River | Covington and Newport: Kenton County, Kentucky and Campbell County, Kentucky | Metal 8 Panel Rivet-Connected Polygonal Warren Through Truss, Fixed and Approach Spans: Metal 8 Panel Rivet-Connected Warren Deck Truss, Fixed |
Total Length: 1001.7 ft Main Span Length: 250 ft Roadway Width: 36 ft Main Spans: 1 |
1936 By: Unknown | This is an impressive 1930s Warren camelback truss bridge with deck truss approach spans. | 
| X |
5th Avenue Bridge
|
| 5th Avenue Over Guyandotte River | Huntington: Cabell County, West Virginia | Metal 10 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 485 ft Main Span Length: 200 ft Roadway Width: 20.7 ft Main Spans: 3 |
1926 By: Unknown | A beautiful multi-span multi-type massive-member truss with great potential is instead sentenced to the dumpster. | 
|
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. | 
|
5th Street Bridge
WV-14 Bridge |
| 5th Street (Division Street / WV-14) Over Little Kanawha River | Parkersburg: Wood County, West Virginia | Metal 12 Panel Rivet-Connected Polygonal Warren Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 905 ft Main Span Length: 350 ft Roadway Width: 40 ft Main Spans: 1 |
1935 By: Mortimer W. Smith | This stunning, massive truss bridge is significant as a Depression Public Works Adminstration project. | 
|
5th Street Footbridge
Turners Falls Road Pedestrian Bridge |
| Pedestrian Walkway Over Power Canal | Turners Falls: Franklin County, Massachusetts | Metal Rivet-Connected Warren Through Truss, Fixed | Main Spans: 1 | By: Unknown | An old riveted pedestrian bridge likely built to allow workers to cross the canal to get to the mills on the other side. | 
|
6 Mile Creek Road Bridge
West Haven Bridge |
| 6 Mile Creek Road Over Shiawassee River | Rural: Shiawassee County, Michigan | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 132 ft Main Span Length: 128 ft Roadway Width: 16 ft Main Spans: 1 |
By: Morse Bridge Company of Youngstown, Ohio | With its beautiful and unusual portal bracing design, this bridge is among Michigan's finest bridges. | 
| 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. | 
| S |
6th Street Bridge
|
| Sixth Street Over Railroad (Norfolk Southern) | Griffin: Spalding County, Georgia | Metal 6 Panel Pin-Connected Warren Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 695 ft Main Span Length: 100 ft Roadway Width: 27.2 ft Main Spans: 1 |
By: Unknown | An extremely rare pin-connected Warren truss, this may be the most important historic bridge in Georgia. | 
|
6th Street Bridge
|
 | 6th Street Over Grand River | Grand Rapids: Kent County, Michigan | Metal 10 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 544.7 ft Main Span Length: 154.1 ft Roadway Width: 18 ft Main Spans: 4 |
1886 By: Massillon Bridge Company of Massillon, Ohio | This is the longest Pratt through truss bridge in Michigan and its preservation is a model for proper bridge maintenance. | 
|
6th Street Bridge
Power Street Bridge |
| 6th Street (Abandoned Power Street Alignment) Over Power Canal | Turners Falls: Franklin County, Massachusetts | Metal 8 Panel Rivet-Connected Double-Intersection Warren Through Truss, Fixed |
Total Length: 139 ft Main Span Length: 136 ft Roadway Width: 19.4 ft Main Spans: 1 |
1912 By: Eastern Bridge and Structural Company of Worcester, Massachusetts | This uncommon Double Warren truss was bypassed and abandoned. | 
|
6th Street Railroad Bridge
Augusta Railroad Bridge |
| Railroad (Norfolk Southern) Over Savannah River | Augusta: Richmond County, Georgia and Aiken County, South Carolina | Metal Rivet-Connected Warren Through Truss, Movable: Bascule | Main Spans: 6 | By: Unknown | This bridge has a variety of span types. | 
|
7 Mile Road Bridge
|
 | 7 Mile Road Over 7 Mile Creek | Rural: Preble County, Ohio | Metal 10 Panel Pin-Connected Pegram Through Truss, Fixed |
Total Length: 155 ft Main Span Length: 146 ft Roadway Width: 15.7 ft Main Spans: 1 |
1906 By: Indiana Bridge Company of Muncie, Indiana | This nationally significant bridge has a unique Pegram truss configuration, yet is a bridge few know about. | 
|
88th Avenue Bridge
|
 | 88th Avenue Over North Branch Pentwater River | Rural: Oceana County, Michigan | Metal 4 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 49 ft Main Span Length: 48 ft Roadway Width: 14 ft Main Spans: 1 |
By: Groton Bridge Company of Groton, New York | One of the only historic bridges of any kind in the area, this bridge is a good example of its type. | 
|
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. | 
|
96th Avenue Bridges
La Grange Road Bridges |
| US-45 (96th Avenue and La Grange Road) Over Calumet Sag Channel | Palos: Cook County, Illinois | Metal 8 Panel Bolt-Connected Polygonal Warren Through Truss, Fixed and Approach Spans: Metal Continuous Stringer (Multi-Beam), Fixed |
Total Length: 445 ft Main Span Length: 289.7 ft Roadway Width: 30.8 ft Main Spans: 1 |
1967 By: Unknown and Alfred Benesch and Associates of Chicago, Illinois | This is a pair of identical truss bridges that carry a divided highway system. | 
|
Abandoned Erie Railroad Bridge
|
| Railroad (Abandoned Erie Railroad) Over Railroad (Norfolk Southern) | Cleveland: Cuyahoga County, Ohio | Metal 8 Panel Rivet-Connected Warren Through Truss, Fixed |
Main Span Length: 140 ft Main Spans: 1 |
By: Unknown | This bridge has had its westerly approach completely removed, leaving a bridge to nowhere. | 
|
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. | 
|
Adaline Bridge
|
| CR-74 Over Fish Creek | Adaline (Rural): Marshall County, West Virginia | Metal 12 Panel Pin-Connected Whipple Through Truss, Fixed |
Total Length: 194 ft Main Span Length: 192 ft Roadway Width: 15.4 ft Main Spans: 1 |
1892 By: Wrought Iron Bridge Company of Canton, Ohio | A slightly skewed example of a significant truss configuration. | 
|
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. | 
|
Adams Street Bridge
|
 | Adams Street Over South Branch Chicago River | Chicago: Cook County, Illinois | Metal Rivet-Connected Pratt Deck Truss, Movable: Bascule (Fixed Trunnion) and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 250 ft Main Span Length: 199 ft Roadway Width: 38 ft Main Spans: 1 |
1927 By: Strobel Steel Construction Company of Chicago, Illinois and City of Chicago | One of the bascule bridges in Chicago that is a true deck truss with no trusses above the roadway. | 
| ! |
Aden Road Bridge
|
| Aden Road (VA-646) Over Railroad (Norfolk Southern) | Rural: Prince William County, Virginia | Metal 5 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 78 ft Main Span Length: 78 ft Roadway Width: 16 ft Main Spans: 1 |
1882 By: Keystone Bridge Company of Pittsburgh, Pennsylvania | This early, short railroad truss is a rare example of a bridge built by the noteworthy Keystone Bridge Company. | 
|
Adrian and Blissfield Railroad Bridge
|
| Railroad (Adrian and Blissfield) Over River Raisin | Rural: Lenawee County, Michigan | Metal Pin-Connected Pratt Deck Truss, Fixed | Main Spans: 1 | By: Unknown | A very long deck truss buried in the woods. | 
| ! |
Aetnaville Bridge
Georgia Street Bridge |
| Georgia Street Over Ohio River Back Channel | Bridgeport and Wheeling: Belmont County, Ohio and Ohio County, West Virginia | Metal Pin-Connected Pennsylvania Through Truss, Fixed |
Total Length: 1043 ft Main Span Length: 200 ft Roadway Width: 18 ft Main Spans: 4 |
1891 By: Unknown | One of two breathtaking multi-span truss bridges in Wheeling that are closed to traffic with talk of unthinkable demolition! | 
|
Aiken Street Bridge
Ouellette Bridge |
 | Aiken Street Over Merrimack River | Lowell: Middlesex County, Massachusetts | Metal 11 Panel Pin-Connected Lenticular Through Truss, Fixed |
Total Length: 780 ft Main Span Length: 155 ft Roadway Width: 29 ft Main Spans: 5 |
1883 By: Berlin Iron Bridge Company of East Berlin, Connecticut | This incredible bridge is the longest lenticular truss bridge in the country, and the one with the most spans. | 
|
Akerley Road Bridge
|
| Akerley Road (TR-883) Over Ashtabula Creek | Akerly (Rural): Erie County, Pennsylvania | Metal 3 Panel Rivet-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 40 ft Main Span Length: 40 ft Roadway Width: 15.7 ft Main Spans: 1 |
1930 By: Unknown | This small truss bridge has had columns added under the floorbeams, turning the bridge into a stringer. | 
|
Albany Bridge
Delaware County Bridge 85 |
| CR-800 East (Strong Road) Over Mississinewa River | Albany: Delaware County, Indiana | Metal 9 Panel Pin-Connected Camelback Through Truss, Fixed |
Total Length: 176.5 ft Main Span Length: 170 ft Roadway Width: 15 ft Main Spans: 1 |
1905 By: Indiana Bridge Company of Muncie, Indiana | Although with some alteration, this bridge is an important example of a Camelback truss. | 
|
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. | 
|
Albright Bridge
Iowa Bridge Number 171910 |
| Inkpaduta Avenue Over Boone River | Rural: Hamilton County, Iowa | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 207 ft Main Span Length: 156 ft Roadway Width: 15.7 ft Main Spans: 1 |
1907 By: A. H. Austin of Webster City, Iowa | This bridge is among the longest pin-connected Pratt truss spans in the state. | 
|
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. | 
|
Alec Johnson Road Bridge
Johnson Road Bridge |
| Alec Johnson Road (Johnson Road) Over Whitefish River | Rural: Alger County, Michigan | Metal 3 Panel Rivet-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 42 ft Main Span Length: 40 ft Roadway Width: 16 ft Main Spans: 1 |
1910 By: Unknown | This is a small pony truss that retains excellent historic integrity. | 
|
Alexandra Bridge
Interprovincial Bridge |
| Saint Patrick Street and Murray Street (Boulevard des Allumettières) Over Ottawa River | Ottawa and Gatineau: Ottawa City, Ontario and Outaouais, Québec | Metal Cantilever 18 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Metal 8 Panel Pin-Connected Pennsylvania Through Truss, Fixed |
Total Length: 1857 ft Main Span Length: 555.75 ft Roadway Width: 62 ft Main Spans: 3 |
1900 By: Dominion Bridge Company of Montréal, Québec | Located next to Parliament Hill, this beautiful bridge represents a significant engineering achievement as an early surviving large-scale cantilever. | 
|
Allanburg Bridge
Welland Canal Bridge #11 |
| RR-20 Over Welland Canal | Allanburg: Niagara Region, Ontario | Metal 9 Panel Rivet-Connected Parker Through Truss, Movable: Vertical Lift |
Main Span Length: 200 ft Main Spans: 1 |
1932 By: Unknown | One of the Welland Canal lift bridges, this bridge survived a collision with a freightor. | 
|
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. | 
|
Allerton Road Bridge
|
| Allerton Road Over East Branch Brandywine Creek | Rural: Chester County, Pennsylvania | Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 102 ft Main Span Length: 95 ft Roadway Width: 14.4 ft Main Spans: 1 |
1905 By: Unknown | This bridge is an interesting and early example of a riveted through truss. | 
|
Alley Ford Bridge
Franklin County Bridge 48 |
| Pipe Creek Road Over Pipe Creek | Rural: Franklin County, Indiana | Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 105 ft Main Span Length: 100 ft Roadway Width: 18 ft Main Spans: 1 |
1927 By: Jones and Bunzendahl of Connersville, Indiana and John L. Stewart | This attractive, traditional bridge has been rehabilitated. | 
|
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. | 
|
Ambridge Bridge
Ambridge-Aliquippa Bridge / Ambridge-Woodlawn Bridge |
| 11th Street Over Ohio River | Ambridge and Aliquippa: Beaver County, Pennsylvania | Metal Cantilever 22 Panel Multiple-Type-Connected Baltimore Through Truss, Fixed and Approach Spans: Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 1995.2 ft Main Span Length: 530 ft Roadway Width: 27 ft Main Spans: 5 |
1927 By: American Bridge Company of New York, New York and T. J. Wilkerson of Beaver Falls, Pennsylvania | This gorgeous and unique multi-cantilever span design is a testimony to why Ambridge is even in existence! | 
| X |
Amy Road Bridge
|
| Amy Road (TR-735) Over Gravel Run | Rural: Crawford County, Pennsylvania | Metal 3 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 43 ft Main Span Length: 43 ft Roadway Width: 16 ft Main Spans: 1 |
1895 By: Unknown | This small pony truss was a classic example of pin connected technology. | 
| ! |
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. | 
|
Apalachin Bridge
|
| Main Street Over Apalachin Creek | Apalachin: Tioga County, New York | Metal 8 Panel Rivet-Connected Warren Through Truss, Fixed |
Total Length: 132 ft Main Span Length: 130 ft Roadway Width: 27.2 ft Main Spans: 1 |
1929 By: Unknown | This attractive bridge has been well maintained and recently rehabilitated. | 
|
Archer Avenue Bridge
Kingery Highway Bridge |
| Archer Avenue (Kingery Highway, IL-83) Over Calumet Sag Channel | Sag Bridge: Cook County, Illinois | Metal 14 Panel Rivet-Connected Pennsylvania Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 508 ft Main Span Length: 304.5 ft Roadway Width: 44 ft Main Spans: 1 |
1934 By: Unknown | One of a couple pleasingly complex 1930s Pennsylvania through truss bridges filled with complex geometry. | 
|
Arlington Avenue Railroad Bridge
|
| Railroad (Penn Central) Over Arlington Avenue | Pittsburgh: Allegheny County, Pennsylvania | Metal Rivet-Connected Warren Deck Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed | Main Spans: 1 | By: Unknown | This bridge is noted for its extreme skew that is accommodated with non-skewed spans. | 
|
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. | 
|
Arrowsic Bridge
Max L. Wilder Memorial Bridge |
| Arrowsic Road (ME-127) Over Sasanoa River | Rural: Sagadahoc County, Maine | Metal Cantilever (Arched) Rivet-Connected Polygonal Warren Through Truss, Fixed |
Total Length: 838 ft Main Span Length: 300 ft Roadway Width: 24 ft Main Spans: 3 |
1950 By: Harris Structural Steel Company of New York, New York and Max L. Wilder, Maine State Highway Commission | This rare example of an arched cantilever truss is also significant as a substantial work designed by a noted state bridge engineer. | 
| X |
Arroyo Road Bridge
|
| Arroyo Road (TR-314) Over Clarion River | Rural: Elk County, Pennsylvania | Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 281 ft Main Span Length: 111 ft Roadway Width: 12.5 ft Main Spans: 2 |
1901 By: Nelson and Buchanan of Chambersburg, Pennsylvania | You might call this the sister bridge to the Shanley Road Bridge... it also suffered the same fate. | 
|
Ashland Avenue Calumet Sag Channel Bridge
|
| Ashland Avenue Over Calumet Sag Channel | Blue Island: Cook County, Illinois | Metal 10 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Pre-Stressed Concrete Stringer (Multi-Beam), Fixed |
Total Length: 378.3 ft Main Span Length: 250 ft Roadway Width: 44 ft Main Spans: 1 |
1932 By: Unknown | This impressive through truss has an attractive visual complexity to its trusses. | 
| ! |
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. | 
|
Ashland Road Bridge
|
| Ashland Road Over Hinkson Creek | Columbia: Boone County, Missouri | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 103 ft Main Span Length: 103 ft Roadway Width: 12 ft Main Spans: 1 |
1888 By: H. W. Sebastian and Company of St. Louis, Missouri (St. Louis Bridge and Iron Works) | This is the earliest example of a bridge built by a noteworthy regional bridge builder. | 
|
Atherton Bridge
|
| Bolton Road (Old Alignment) Over Nashua River | Lancaster: Worcester County, Massachusetts | Metal 11 Panel Pin-Connected Post Through Truss, Fixed |
Total Length: 72 ft Main Span Length: 72 ft Roadway Width: 18.5 ft Main Spans: 1 |
1870 By: J. H. Cofrode and Company of Philadelphia, Pennsylvania | One of two Post truss bridges in the country, this Phoenix Column pony truss should be restored. | 
|
Auburn Riverwalk Bridge
|
| Railroad (Auburn Riverwalk Rail-Trail) Over Androscoggin River | Lewiston and Auburn: Androscoggin County, Maine | Metal 8 Panel Rivet-Connected Warren Through Truss, Fixed | Main Spans: 3 | By: Unknown | This multi-span railroad truss bridge has been converted for non-motorized public use. | 
|
Auburn Street Bridge
|
| Auburn Street (PA-267) Over Meshoppen Creek | Meshoppen: Wyoming County, Pennsylvania | Metal 7 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Concrete T-Beam, Fixed |
Total Length: 214 ft Main Span Length: 144 ft Roadway Width: 23 ft Main Spans: 1 |
1934 By: Unknown and Pennsylvania State Highway Department | This bridge creates an attractive crossing for a small town. | 
| ! |
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. | 
|
Avoca Railroad Bridge
|
| Railroad (Livonia, Avon and Lakeville) Over Cohocton River | Avoca: Steuben County, New York | Metal 14 Panel Rivet-Connected Baltimore Through Truss, Fixed | Main Spans: 1 | 1919 By: American Bridge Company of New York, New York | An attractive Baltimore truss bridge with massive members and a skew. | 
|
Avon Railroad Bridge
|
| Railroad (Abandoned Erie Railroad) Over Genesee River | Avon: Livingston County, New York | Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed | Main Spans: 1 | By: Unknown | This attractive and old skewed truss bridge is abandoned and missing its approach spans, but retains significance. | 
|
Avonmore Bridge
|
| 6th Street (PA-156) Over Kiskiminetas River | Avonmore: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania | Metal 11 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Metal 5 Panel Rivet-Connected Pratt Full-Slope Pony Truss, Fixed |
Total Length: 571 ft Main Span Length: 218 ft Roadway Width: 19 ft Main Spans: 2 |
1937 By: Unknown and Pennsylvania State Highway Department | This bridge is not like other 1930s truss bridges in the state... all truss parts are rolled beams. | 
|
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. | 
| ! |
B. B. Comer Bridge
Scottsboro Bridge |
| AL-35 (Southbound) Over Tennessee River | Scottsboro: Jackson County, Alabama | Metal Continuous Rivet-Connected Warren Through Truss, Fixed and Approach Spans: Metal 8 Panel Rivet-Connected Warren Through Truss, Fixed |
Total Length: 2143 ft Main Span Length: 310 ft Roadway Width: 19.7 ft Main Spans: 3 |
1930 By: Unknown | This landmark historic truss bridge is to be reduced to scrap metal. | 
|
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. | 
|
Bach Driveway Bridges
|
| Bayport Road (Adjacent To) Over Columbia Drain | Rural: Huron County, Michigan | Metal 2 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed | Main Spans: 1 | 1905 By: Toledo-Massillon Bridge Company of Toledo, Ohio Wynkoop and McGormley, Agents | An extremely rare scene of two tiny truss bridges within sight of each other, one being a rare example of agents Wynkoop and McGormley. | 
|
Badley Bridge
Metcalfe Street Bridge |
| Metcalfe Street (CR-21) Over Grand River | Elora: Wellington County, Ontario | Metal 9 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Concrete T-Beam, Fixed |
Total Length: 236 ft Roadway Width: 24 ft Main Spans: 1 |
1953 By: Hamilton Bridge Company of Hamilton, Ontario | This attractive riveted truss bridge forms a gateway and centerpiece for Elora. | 
|
Bairdstown Bridge
Old Blairsville Bridge |
| Market Street (PA-2002) Over Conemaugh River | Blairsville: Indiana County, Pennsylvania and Westmoreland County, Pennsylvania | Metal 20 Panel Rivet-Connected Baltimore Through Truss, Fixed and Approach Spans: Metal Through Girder, Fixed |
Total Length: 358 ft Main Span Length: 290 ft Roadway Width: 30.8 ft Main Spans: 1 |
1935 By: Freeland McHale and PA and Pennsylvania State Highway Department | This bridge features a Baltimore truss configuration unlike other period bridges in the state. | 
| ! |
Bairs Mill Bridge
|
| Bairs Mill Road Over Kreutz Creek | Rural: York County, Pennsylvania | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 87 ft Main Span Length: 87 ft Roadway Width: 12.5 ft Main Spans: 1 |
1893 By: Wrought Iron Bridge Company of Canton, Ohio | Doomed to be turned into scrap, this beautiful bridge contributed to a potential historic district that includes a mill. | 
| 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. | 
| X |
Ball Road Bridge
|
| Ball Road Over Little Salt Creek | Rural: Midland County, Michigan | Metal 3 Panel Pin-Connected Pratt Bedstead Pony Truss, Fixed |
Total Length: 42 ft Main Span Length: 41 ft Roadway Width: 13 ft Main Spans: 1 |
1901 By: Unknown | One of the rarest bridges in Michigan, this last remaining bedstead was demolished. | 
|
Balls Bridge
|
| Little Lakes Road Over Maitland River | Rural: Huron County, Ontario | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed | Main Spans: 2 | 1885 By: Unknown | One of the most beautiful and rarest bridges in Ontario is this two-span pin connected through truss whose fate is in question! | 
|
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. | 
| X |
Baltimore and Ohio Calumet River Railroad Bridge
|
| Railroad (Baltimore and Ohio) Over Calumet River | Chicago: Cook County, Illinois | Metal Rivet-Connected Modified Warren (Subdivided) Through Truss, Movable: Bascule (Heel Trunnion) and Approach Spans: Metal Deck Girder, Fixed |
Main Span Length: 235 ft Main Spans: 1 |
1913 By: Unknown and Strauss Bascule Bridge Company of Chicago, Illinois | Only the counterweight and mechanical frame of this bridge remains after being hit by a boat in 1988. | 
| ! |
Baltimore and Ohio Railroad / Chicago Terminal Bridge
|
| Railroad (Baltimore and Ohio / Chicago Terminal) Over South Branch Chicago River | Chicago: Cook County, Illinois | Metal Rivet-Connected Warren Through Truss, Movable: Bascule (Heel Trunnion) |
Total Length: 186 ft Main Spans: 1 |
1930 By: American Bridge Company of New York, New York and Strauss Bascule Bridge Company of Chicago, Illinois | This mature example of a Strauss heel-trunnion bascule bridge has been abandoned in its raised position. | 
|
Baltimore and Ohio Railroad Bridge #460
|
| Railroad (CSX) Over Cuyahoga River | Cleveland: Cuyahoga County, Ohio | Metal Rivet-Connected Warren Through Truss, Movable: Bascule (Rolling Lift) |
Total Length: 205 ft Main Span Length: 160 ft Main Spans: 1 |
1906 By: American Bridge Company of New York, New York and Scherzer Rolling Lift Bridge Company of Chicago, Illinois | This bridge is among the oldest in Cleveland and remains in use. | 
|
Baltimore and Ohio Railroad Bridge #463
|
| Railroad (Abandoned Baltimore and Ohio) Over Cuyahoga River | Cleveland: Cuyahoga County, Ohio | Metal Rivet-Connected Warren Through Truss, Movable: Bascule (Heel Trunnion) |
Total Length: 255 ft Main Span Length: 231 ft Roadway Width: 22 ft Main Spans: 1 |
1956 By: American Bridge Company of New York, New York | This bridge has been left standing for its historic and aesthetic values, but is otherwise abandoned. | 
|
Baltimore and Ohio Railroad Bridge #464
|
| Railroad (Abandoned Baltimore and Ohio) Over Cuyahoga River | Cleveland: Cuyahoga County, Ohio | Metal Rivet-Connected Warren Through Truss, Movable: Bascule (Rolling Lift) |
Total Length: 334 ft Main Span Length: 210 ft Main Spans: 1 |
1907 By: King Bridge Company of Cleveland, Ohio and Scherzer Rolling Lift Bridge Company of Chicago, Illinois | This impressive structure is one of the most significant railroad bridges in Cleveland. | 
| ! |
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. | 
|
Bankhead Avenue Bridge
|
| Bankhead Avenue Over Railroad (Norfolk Southern and CSX) | Atlanta: Fulton County, Georgia | Metal Rivet-Connected Warren Through Truss, Fixed |
Total Length: 370 ft Main Span Length: 100 ft Roadway Width: 30 ft Main Spans: 1 |
1912 By: Unknown | Although approach spans at one end have been removed, this bridge remains an impressive and locally significant bridge. | 
|
Banning Railroad Bridge
|
| Railroad (Wheeling and Lake Erie) Over Youghiogheny River | Rural (Banning): Fayette County, Pennsylvania | Metal Rivet-Connected K-Truss Deck Truss, Fixed and Approach Spans: Metal Rivet-Connected Warren Deck Truss, Fixed |
Total Length: 1582 ft Main Spans: 1 |
1930 By: American Bridge Company of New York, New York | One of the few examples of a K-Truss in Pennsylvania. | 
| ! |
Bar Mills Bridge
Memorial Bridge |
| ME-4A (Main Street) Over Saco River | Hollis and Buxton: York County, Maine | Metal Continuous Rivet-Connected Warren Through Truss, Fixed |
Total Length: 512 ft Main Span Length: 224 ft Roadway Width: 22 ft Main Spans: 3 |
1937 By: Boston Bridge Works of Boston, Massachusetts | This rare Warren continuous through truss is at risk for demolition despite its decent condition and historic significance. | 
| ! |
Bar Mills Canal Bridge
|
| ME-4A (Main Street) Over Saco River Canal | Hollis: York County, Maine | Metal Continuous 6 Panel Rivet-Connected Warren Through Truss, Fixed |
Total Length: 139 ft Main Span Length: 134.8 ft Roadway Width: 22 ft Main Spans: 1 |
1937 By: Boston Bridge Works of Boston, Massachusetts | This truss span is a companion to the nearby Bar Mills continuous truss. | 
|
Barbertown Road Bridge
Barberton Bridge |
| Barbertown Road Over Credit River | Mississauga: Peel Region, Ontario | Metal Pin-Connected Pratt Through Truss, Fixed | Main Spans: 1 | 1898 By: Unknown | This rare pin-connected truss bridge has been left in place for pedestrian use. | 
|
Bardwells Ferry Bridge
|
| Bardwells Ferry Road Over Deerfield River | Rural: Franklin County, Massachusetts | Metal 13 Panel Pin-Connected Lenticular Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 230 ft Main Span Length: 198 ft Roadway Width: 14 ft Main Spans: 1 |
1882 By: Corrugated Metal Company of East Berlin, Connecticut (Berlin Iron Bridge Company of East Berlin, Connecticut) | This is a very old, large, and well-preserved example of a rare lenticular truss bridge. | 
|
Barker-Stewart Island Railroad Bridge
|
| Railroad (Wisconsin Central) Over Wisconsin River | Rural: Marathon County, Wisconsin | Metal 13 Panel Rivet-Connected Lattice (Quadruple Warren) Through Truss, Fixed and Approach Spans: Metal Through Girder, Fixed | Main Spans: 2 | By: Unknown | A multi-span example of a nationally uncommon truss type, with. | 
|
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. | 
|
Barnard Bridge
Putnam County Bridge 45 / Hendricks County Bridge 264 |
| County Line Road (CR-900 East) Over Big Walnut Creek | Rural: Hendricks County, Indiana and Putnam County, Indiana | Metal 8 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 140.8 ft Main Span Length: 140 ft Roadway Width: 15.7 ft Main Spans: 1 |
1915 By: Unknown | Sitting relatively high above the river for a bridge of its kind, this bridge is a good example of a riveted Pratt truss. | 
|
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. | 
| ! |
Barto Hollow Road Bridge
|
| Barto Hollow Road (TR-650) Over Muncy Creek | Rural: Lycoming County, Pennsylvania | Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 118 ft Main Span Length: 115.2 ft Roadway Width: 15.4 ft Main Spans: 1 |
1898 By: Unknown | This bridge was noted for its attractive and unusual portal bracing, and deserved to be preserved. | 
|
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. | 
|
Base Line Road Bridge
Jackson County Bridge 189 |
| Fairgrounds Access Over Unnamed Ditch | Rural: Jackson County, Indiana | Metal 2 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 36.7 ft Main Span Length: 33.8 ft Roadway Width: 15.4 ft Main Spans: 1 |
1896 By: Lafayette Bridge Company of Lafayette, Indiana | This bridge is a rare example of very small-scale truss construction and was relocated to antique tractor area of the Jackson County fairgrounds. | 
|
Batavia Railroad Bridge
|
| Railroad (CSX) Over Tonawanda Creek | Batavia: Genesee County, New York | Metal 8 Panel Rivet-Connected Baltimore Through Truss, Fixed | Main Spans: 1 | 1900 By: Phoenix Bridge Company of Phoenixville, Pennsylvania | This bridge is noteworthy for being built by an important bridge company. | 
|
Bath Railroad Bridge
|
| Railroad (Livonia, Avon and Lakeville) Over Cohocton River | Bath: Steuben County, New York | Metal Rivet-Connected Baltimore Through Truss, Fixed | Main Spans: 1 | By: Unknown | This bizarre bridge has vertical endposts and a heavy skew. | 
|
Bauer Road Bridge
|
| Bridge Park Trail Over Dickinson Creek | Rural: Calhoun County, Michigan | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 89 ft Main Span Length: 89 ft Roadway Width: 16 ft Main Spans: 1 |
1880 By: Penn Bridge Company of Beaver Falls, Pennsylvania | One of the oldest truss bridges in Michigan, this ornate bridge was moved to Historic Bridge Park. | 
|
Baxter Hill Road Bridge
|
| Baxter Mill Road (Baxter Hill Road) Over Ischua Creek | Ischua: Cattaraugus County, New York | Metal 4 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 105 ft Main Span Length: 101.7 ft Roadway Width: 13.5 ft Main Spans: 1 |
1893 By: Unknown | This bridge is an early example of a truss bridge with riveted connections. | 
|
Bay City Railroad Bridge
|
| Railroad (Central Michigan Railroad) Over Saginaw River | Bay City: Bay County, Michigan | Metal Rivet-Connected Pratt Through Truss, Movable: Swing (Center Pier) |
Total Length: 660 ft Main Span Length: 245 ft Main Spans: 1 |
1905 By: Unknown | One of two railroad swing bridges in Bay City. | 
|
Bayfield Bridge
|
| KH-21 Over Bayfield River | Bayfield: Huron County, Ontario | Metal Rivet-Connected Warren Deck Truss, Fixed | Main Spans: 2 | 1949 By: Unknown | An attractive two-span deck truss with v-lacing hidden under an ugly deck. | 
|
Beach Road Bridge
|
| Westerville Bikeway Over Alum Creek | Westerville: Franklin County, Ohio | Metal Pin-Connected Whipple Through Truss, Fixed |
Total Length: 179 ft Main Span Length: 173 ft Roadway Width: 16 ft Main Spans: 1 |
1888 By: Columbus Bridge Company of Columbus, Ohio | A rare Whipple truss, built by an equally rare local bridge company, this bridge was relocated to a trail. | 
|
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. | 
|
Bean Creek Private Bridge
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| Private Trail Over Bean Creek | Rural (Near Hudson): Lenawee County, Michigan | Metal 4 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed | Main Spans: 1 | By: Unknown | An example of a once-common structure type that has become increasingly rare. | 
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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. | 
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Beatty Mills Bridge
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| 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. | 
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Beatty Road Bridge
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| Beatty Road (CR-149) Over Whetstone Creek | Rural: Morrow County, Ohio | Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 127 ft Main Span Length: 124 ft Roadway Width: 15.4 ft Main Spans: 1 |
1915 By: Unknown | This riveted truss bridge is closed to traffic but retains good historic integrity. | 
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Beaverdams Road Bridge
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| 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. | 
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Beckman Bridge
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| County Line Road Over West Branch Sturgeon River | Rural: Baraga County, Michigan and Houghton County, Michigan | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 136 ft Main Span Length: 96 ft Roadway Width: 16 ft Main Spans: 1 |
By: Continental Bridge Company of Chicago and Peotone, Illinois | This long abandoned bridge is a rare surviving example of a bridge built by the Continental Bridge Company. | 
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Beech Road Bridge
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| 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. | 
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Bell Avenue Bridge
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| Bell Avenue Over Spruce Run River | Glen Gardner: Hunterdon County, New Jersey | Metal 5 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed |
Total Length: 84 ft Main Span Length: 83 ft Roadway Width: 15.7 ft Main Spans: 1 |
1896 By: Groton Bridge Company of Groton, New York | An uncommon New Jersey example of a bridge built by the prominent Groton Bridge Company. | 
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Bell Road Bridge
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| Bell Road Over Huron River | Dover: Washtenaw County, Michigan | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 108 ft Main Span Length: 104 ft Roadway Width: 13 ft Main Spans: 1 |
1891 By: Wrought Iron Bridge Company of Canton, Ohio | This structure was moved off its abutments with plans for restoration, which never were completed. | 
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Bellaire Bridge
Interstate Bridge |
| 8th Street Over Ohio River | Bellaire and Benwood: Belmont County, Ohio and Marshall County, West Virginia | Metal Cantilever Rivet-Connected Baltimore Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 2100 ft Main Span Length: 1250 ft Main Spans: 3 |
1926 By: Mount Vernon Bridge Company of Mount Vernon, Ohio and J. E. Greiner Company of Chicago, Illinois | One of the greatest and oldest cantilever bridges on the Ohio is about to be demolished, a serious crime against history. | 
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Belle Vernon Bridge
Speers - Belle Vernon Bridge |
 | I-70 Over Monongahela River, Railroads, and Roads | Speers and Belle Vernon: Fayette County, Pennsylvania and Washington County, Pennsylvania and Westmoreland County, Pennsylvania | Metal Cantilever (Suspended Deck) 12 Panel Rivet-Connected Warren Through Truss, Fixed and Approach Spans: Metal Cantilever 8 Panel Rivet-Connected Warren Deck Truss, Fixed |
Total Length: 2066 ft Main Span Length: 450 ft Roadway Width: 75 ft Main Spans: 3 |
1951 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania | This graceful looking bridge is a rare example of its kind and a major pre-interstate structure now a part of I-70. | 
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Bellefountain Bridge
Iowa Bridge Number 34955 |
| Jefferson Street Over Des Moines River | Near Tracy: Mahaska County, Iowa | Metal 9 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 595.2 ft Main Span Length: 145 ft Roadway Width: 16.1 ft Main Spans: 6 |
1898 By: Clinton Bridge and Iron Works of Clinton, Iowa | One of several large and significant multi-span pin-connected truss bridges on this section of river. | 
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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 | 
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Bells Landing Bridge
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| Redden Hill Road (PA-3005) Over West Branch Susquehanna River | Rural: Clearfield County, Pennsylvania | Metal 11 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 197 ft Main Span Length: 194 ft Roadway Width: 13.8 ft Main Spans: 1 |
1892 By: King Bridge Company of Cleveland, Ohio | This incredible bridge with excellent historic integrity could and should have been preserved. | 
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Bellville Bridge
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| OH-13 and OH-97 (Main Street, Riverside Drive) Over Clear Fork Mohican River | Bellville: Richland County, Ohio | Metal 9 Panel Rivet-Connected Parker Through Truss, Fixed |
Total Length: 146 ft Main Span Length: 138 ft Roadway Width: 30 ft Main Spans: 1 |
1937 By: Mount Vernon Bridge Company of Mount Vernon, Ohio and Ohio State Highway Department | This bridge is noted for its vertical end posts and aesthetic design. | 
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Belton Bridge
US-250 Bridge |
| US-250 Over Fish Creek (Pennsylvania Fork) | Rural: Marshall County, West Virginia | Metal 8 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 154 ft Main Span Length: 150 ft Roadway Width: 17.4 ft Main Spans: 1 |
1924 By: American Bridge Company of New York, New York | This bridge is located on a tight curve in the road, yet continues to carry a US highway in a scenic rural location. | 
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Bender Bridge
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| Bender Bridge Road (TR-504) Over Elk Lick Creek | Rural: Somerset County, Pennsylvania | Metal 3 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 48 ft Main Span Length: 45 ft Roadway Width: 13 ft Main Spans: 1 |
1885 By: Penn Bridge Company of Beaver Falls, Pennsylvania | A small, but noteworthy bridge in a potential rural historic district. | 
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Bennett Road Bridge
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| Bennett Road (TR-129) Over Whetstone Creek | Rural: Morrow County, Ohio | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 85 ft Main Span Length: 84 ft Roadway Width: 13.8 ft Main Spans: 1 |
1887 By: Mount Vernon Bridge Company of Mount Vernon, Ohio | This bridge is noted for several unusual details and being an early surviving example of its builder. | 
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Bennies Hill Road Bridge
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| 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. | 
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Bennington Harmon Road Bridge
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| Bennington Harmon Road (TR-191) Over Big Walnut Creek | Rural: Morrow County, Ohio | Metal 3 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 48 ft Main Span Length: 46 ft Roadway Width: 13.8 ft Main Spans: 1 |
By: Unknown | This small pony truss has some unusual outriggers. | 
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Benton Road Bridge
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| 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. | 
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Bentonsport Bridge
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| CR-J40 (Old Alignment) Over Des Moines River | Bentonsport and Vernon: Van Buren County, Iowa | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 730 ft Main Span Length: 146 ft Main Spans: 5 |
1882 By: King Bridge Company of Cleveland, Ohio | This is one of the oldest, largest, and most noteworthy of the surviving lower Des Moines River truss bridges. | 
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Benwood Bridge
Bellaire Railroad Bridge |
| Railroad (Baltimore and Ohio) Over Ohio River | Bellaire and Benwood: Belmont County, Ohio and Marshall County, West Virginia | Metal 11 Panel Pin-Connected Parker Through Truss, Fixed and Approach Spans: Stone Semicircular Deck Arch, Fixed |
Total Length: 5808 ft Main Span Length: 347.9 ft Main Spans: 6 |
1905 By: American Bridge Company of New York, New York | An impressive structure that also features a very long 1872 stone arch approach system. | 
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Bergeys Mill Road Bridge
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| Bergeys Mill Road Over East Branch Perkiomen Creek | Rural: Montgomery County, Pennsylvania | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 196 ft Main Span Length: 94.2 ft Roadway Width: 15 ft Main Spans: 2 |
1893 By: John Denithorne and Sons of Phoenixville, Pennsylvania | This skewed bridge is a rare surviving example of its local builder and has unusual built-up beam details. | 
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Berkheimer Bridge
Iowa Bridge Number 184870 |
| 215th Street Over West Fork Des Moines River | Rural: Humboldt County, Iowa | Metal 10 Panel Pin-Connected Pennsylvania Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 253 ft Main Span Length: 170 ft Roadway Width: 15.1 ft Main Spans: 1 |
1899 By: Clinton Bridge and Iron Works of Clinton, Iowa | A rare Pennsylvania truss with excellent historic integrity. | 
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Berne Station Bridge
Berne Bridge |
| Fisher Dam Road (TR-558) Over Schuylkill River | Berne: Berks County, Pennsylvania | Metal 12 Panel Pin-Connected Pennsylvania Through Truss, Fixed |
Total Length: 206 ft Main Span Length: 204 ft Roadway Width: 18.7 ft Main Spans: 1 |
1896 By: Pittsburgh Bridge Company of Pittsburgh, Pennsylvania, Nelson and Buchanan of Chambersburg, Pennsylvania Agents | This beautiful and rare truss bridge is slated for demolition despite its historic value and potential for preservation. | 
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Bertram Bridge
Ely Street Bridge |
| Ely Street Over Big Creek | Bertram: Linn County, Iowa | Metal 5 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 208 ft Main Span Length: 89 ft Roadway Width: 13.5 ft Main Spans: 2 |
1891 By: J. E. Jayne and Son of Iowa City, Iowa | A well-preserved truss bridge built by an obscure bridge company. | 
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Bertram Road Bridge
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| Bertram Road Over Indian Creek | Near Cedar Rapids: Linn County, Iowa | Metal 8 Panel Pin-Connected Hammond Through Truss, Fixed |
Total Length: 191 ft Main Span Length: 115.2 ft Roadway Width: 15.7 ft Main Spans: 1 |
By: Wrought Iron Bridge Company of Canton, Ohio | One of the most important bridges in the state, this bridge has an extremely rare truss design and follows several patented designs. | 
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Bessemer and Lake Erie Railroad Bridge
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| Railroad (Bessemer and Lake Erie) Over Allegheny River | Near Oakmont: Allegheny County, Pennsylvania | Metal Continuous 14 Panel Multiple-Type-Connected Baltimore Deck Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 2327 ft Main Span Length: 520 ft Main Spans: 7 |
1918 By: American Bridge Company of New York, New York | An unusual and large example of continuous deck truss construction. | 
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Bieneman Farm Bridge
Bridge Street Bridge |
| Private Drive Over Honey Creek | Burlington: Racine County, Wisconsin | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 106 ft Main Span Length: 106 ft Roadway Width: 17 ft Main Spans: 1 |
1877 By: Milwaukee Bridge and Iron Works of Milwaukee, Wisconsin | The oldest truss bridge in the state, this bridge has very unusual details. | 
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Big Beaver Boulevard Railroad Overpass
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| Railroad (Conrail) Over Big Beaver Boulevard (PA-18) | Near Homewood: Beaver County, Pennsylvania | Metal 10 Panel Rivet-Connected Camelback Through Truss, Fixed | Main Spans: 1 | By: Unknown | This is an impressive, massive through truss that carries a railroad over a highway. | 
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Big Creek Road Bridge
Iowa Bridge Number 220880 |
| Big Creek Road Over Big Creek | Bertram: Linn County, Iowa | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed |
Total Length: 118 ft Main Span Length: 100 ft Roadway Width: 15.4 ft Main Spans: 1 |
By: Unknown | This attractive structure appears to have been well maintained. | 
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Big Eddy Bridge
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| Big Eddy Road Over Columbia River | Revelstoke: Columbia-Shuswap District, British Columbia | Metal 9 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Metal 14 Panel Rivet-Connected Double-Intersection Warren Through Truss, Fixed | Main Spans: 2 | By: Unknown | This bridge is noteworthy as a long bridge with different truss types and for its good historic integrity and stunning setting. | 
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Big Hill Road Bridge
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| Big Hill Road Over Fawn River | Rural: St. Joseph County, Michigan | Metal 5 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed |
Total Length: 84 ft Main Span Length: 82 ft Roadway Width: 15.7 ft Main Spans: 1 |
1905 By: Unknown | A large, classic pin connected Pratt pony truss in a scenic setting. | 
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Big Irwin Bridge
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| Brant-Elderslie Townline Over Teeswater River | Rural: Bruce County, Ontario | Metal 7 Panel Rivet-Connected Pratt Through Truss, Fixed | Main Spans: 1 | By: Sarnia Bridge Company of Sarnia, Ontario | This bridge has been altered in a repair project, but remains an attractive structure. | 
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Big Rocky Fork Iron Bridge
Parke County Bridge 11 |
| Martin Road (CR-26) Over Rocky Fork Creek | Rural: Parke County, Indiana | Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 109 ft Main Span Length: 104 ft Roadway Width: 16 ft Main Spans: 1 |
By: Wrought Iron Bridge Company of Canton, Ohio | This bridge has very unusual details for a bridge constructed by the Wrought Iron Bridge Company. | 
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Birdsall Bridge
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| 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. | 
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Birmingham Bridge
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| Irish Flats Lane (TR-512) Over Little Juniata River | Birmingham: Blair County, Pennsylvania and Huntingdon County, Pennsylvania | Metal 5 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 145 ft Main Span Length: 142 ft Roadway Width: 14.8 ft Main Spans: 1 |
1898 By: Penn Bridge Company of Beaver Falls, Pennsylvania and J. A. Patterson | This extremely unusual bridge has decorative portal bracing and a very massive design for a bridge of its type and age. | 
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Black Bridge
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| Railroad (Maine Central) and Bridge Street Over Androscoggin River | Brunswick and Topsham: Cumberland County, Maine | Metal 12 Panel Rivet-Connected Modified Warren (Subdivided) Through Truss, Fixed and Approach Spans: Metal Through Girder, Fixed |
Total Length: 318 ft Roadway Width: 12.5 ft Main Spans: 2 |
1909 By: Pennsylvania Steel Company of Steelton, Pennsylvania | This unique railroad bridge has a second deck suspended under it for highway traffic. | 
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Black Bridge
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| Black Bridge Road Over Speed River | Cambridge: Waterloo Region, Ontario | Metal 7 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 114.8 ft Main Spans: 1 |
1916 By: Unknown | The future of this attractive designated heritage bridge is uncertain! | 
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Black Bridge
Dehmel Road Bridge |
| Zehnder Farm Path Over Black Creek | Frankenmuth: Saginaw County, Michigan | Metal 9 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 151 ft Main Span Length: 151 ft Roadway Width: 16 ft Main Spans: 1 |
1907 By: Joliet Bridge and Iron Company of Joliet, Illinois | This bridge was moved from its original location and preserved next to M-83 for Frankenmuth visitors to easily see. | 
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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. | 
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Black Hawk Bridge
Lansing Bridge |
| IA-9 and WI-82 Over Mississippi River | Lansing and Rural: Allamakee County, Iowa and Crawford County, Wisconsin | Metal Cantilever 22 Panel Multiple-Type-Connected Pennsylvania Through Truss, Fixed and Approach Spans: Metal 6 Panel Rivet-Connected Pratt Deck Truss, Fixed |
Total Length: 1630.7 ft Main Span Length: 652.3 ft Roadway Width: 21 ft Main Spans: 3 |
1931 By: McClintic-Marshall Company of Pittsburgh, Pennsylvania and Melvin B. Stone of Minneapolis, Minnesota | One of the most unusual, beautiful, and significant bridges on the Mississippi River. | 
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Blackburn Point Road Bridge
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| 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. | 
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Blackford Bridge
Pucketts Hole Bridge |
 | VA-652 Over Clinch River | Rural: Russell County, Virginia | Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 225 ft Main Span Length: 113 ft Roadway Width: 11.2 ft Main Spans: 2 |
1889 By: Groton Bridge Company of Groton, New York | Preservations were able to convince the DOT to halt plans to demolish this bridge next to its replacement on new alignment. | 
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Blackfriars Street Bridge
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 | Blackfriars Street Over North Branch Thames River | London: Middlesex County, Ontario | Metal 16 Panel Bowstring Through Truss, Fixed |
Total Length: 225 ft Main Span Length: 225 ft Main Spans: 1 |
1875 By: 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! | 
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Blackhawk Road Bridge
Race Street Bridge |
| Blackhawk Road Over Des Moines River (Eastern Channel) | Ottumwa: Wapello County, Iowa | Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 252 ft Main Span Length: 100 ft Roadway Width: 18.7 ft Main Spans: 2 |
1935 By: Unknown | This truss bridge appeared to have had a colorful history. | 
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Blacks Mill Road Bridge
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| Blacks Mill Road Over Hunting Creek | Rural: Frederick County, Maryland | Metal 4 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed |
Total Length: 70 ft Main Span Length: 69.3 ft Roadway Width: 12.8 ft Main Spans: 1 |
1914 By: York Bridge Company of York, Pennsylvania | A small, late pin-connected pony truss with a distinctive railing design. | 
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Blenheim Road Bridge
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| Blenheim Road Over Nith River | Rural: Oxford County, Ontario | Metal 8 Panel Rivet-Connected Double-Intersection Warren Through Truss, Fixed |
Total Length: 123 ft Main Span Length: 1930 ft Main Spans: 1 |
1930 By: Reid-Riddell Engineering of Toronto, Ontario | A beautiful and excellent example of this distinctive bridge design. | 
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Blissfield Railroad Bridge
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| Railroad (Adrian and Blissfield) Over River Raisin | Blissfield: Lenawee County, Michigan | Metal 10 Panel Rivet-Connected Baltimore Through Truss, Fixed |
Total Length: 150 ft Main Span Length: 150 ft Roadway Width: 18 ft Main Spans: 1 |
1907 By: American Bridge Company of New York, New York | A beautiful railroad truss bridge helps people deal with the ugly highway crossing next to the bridge. | 
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Blome Road Bridge
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| Blome Road Over Raiders Run | Indian Hill: Hamilton County, Ohio | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 94 ft Main Span Length: 79 ft Roadway Width: 12.8 ft Main Spans: 1 |
1888 By: Queen City Bridge Company of Cincinnati, Ohio and William H. Harrison | This pin connected through truss is noteworthy for its slight skew, and being one of the only known remaining examples of its builder. | 
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Bloomington Road Bridge
Iowa Bridge Number 220800 |
| Bloomington Road Over Big Creek | Rural: Linn County, Iowa | Metal 8 Panel Rivet-Connected Parker Through Truss, Fixed |
Total Length: 154.2 ft Main Span Length: 150 ft Roadway Width: 19.7 ft Main Spans: 1 |
1925 By: Unknown | Located on original Lincoln Highway alignment, this bridge is an attractive standard plan bridge. | 
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Bloomsbury Bridge
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| Church Street (CR-579) Over Musconetcong River | Bloomsbury: Hunterdon County, New Jersey and Warren County, New Jersey | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 112 ft Main Span Length: 105 ft Roadway Width: 28 ft Main Spans: 1 |
1892 By: Toledo Bridge Company of Toledo, Ohio | This one-lane truss bridge was widened to two lanes and placed on top of a new steel stringer bridge. | 
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Blue Bridge
Grand Rapids and Indiana Railroad Bridge |
| Railroad (Converted To Pedestrian Walk) Over Grand River | Grand Rapids: Kent County, Michigan | Metal 5 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 575 ft Main Span Length: 125 ft Roadway Width: 24 ft Main Spans: 4 |
1892 By: Unknown | This gorgeous bridge was restored with visually appropriate railings for pedestrian use, and is used frequently today for function and pleasure. | 
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Blue Heron Railroad Bridge
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| Railroad (Rail-Trail) Over Big South Fork | Blue Heron (Rural): McCreary County, Kentucky | Metal Cantilever Rivet-Connected Baltimore Deck Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed | Main Spans: 3 | By: Unknown | This is a cantilever deck truss bridge, and its design showcases the engineering clearly. | 
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Blue Island Junction Railroad Bridges
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| Railroad (Various) Over Calumet Sag Channel | Blue Island: Cook County, Illinois | Metal 10 Panel Rivet-Connected Polygonal Warren Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed | Main Spans: 1 | By: Unknown | This is a unique collection of five bridges of same age and similar design located next to a busy railroad junction. | 
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Blue Rock Road Bridge
Singing Bridge |
| Blue Rock Road (Old Alignment) Over Great Miami River | New Baltimore: Hamilton County, Ohio | Metal 17 Panel Pin-Connected Parker Through Truss, Fixed |
Total Length: 469.2 ft Main Span Length: 458 ft Roadway Width: 22 ft Main Spans: 1 |
1914 By: Brackett Construction Company of Cincinatti, Ohio | One of the longest Parker truss spans in the country with unrivaled geometric beauty destroyed by Hamilton County a quarter mile from its replacement. | 
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Blue Sulphur Bridge
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| Blue Sulphur Road Over Mud Creek | Blue Sulphur (Rural): Cabell County, West Virginia | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 157 ft Main Span Length: 109 ft Roadway Width: 13 ft Main Spans: 1 |
1888 By: Groton Bridge Company of Groton, New York | A traditional Pratt truss but with uncommon sway bracing and connection nuts. | 
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