| 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 Curves Road Bridge
|
 | 10 Curves Road (CR-498) Over Manistique River | Rural: Schoolcraft County, Michigan | Concrete 60 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 60 ft Main Span Length: 57.7 ft Roadway Width: 22 ft Main Spans: 1 |
1929 By: Unknown and Michigan State Highway Department | This is one of two beautiful but deteriorated concrete camelback bridges on this road. | 
|
108th Street Bridge
|
 | 108th Street Over Thornapple River | Rural: Barry County, Michigan and Kent County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 150 ft Main Span Length: 74.8 ft Roadway Width: 40 ft Main Spans: 2 |
1932 By: Willits Brothers Construction Company of Bay City, Michigan and Michigan State Highway Department | A rare transition or prototype bridge, this may be one of the oldest remaining examples of a bridge in Michigan with R4 style railings. | 
|
10th Street Bridge
|
 | 10th Street Over Black River | Port Huron: St. Clair County, Michigan | Metal Deck Girder, Movable: Bascule (Fixed Trunnion) |
Total Length: 375 ft Main Span Length: 190 ft Roadway Width: 44 ft Main Spans: 1 |
1958 By: Walter Toebe Company | This bascule bridge was built in the 1950s and has had its original railings replaced. | 
|
11 Mile Road Railroad Overpass
|
| Railroad (CN) Over 11 Mile Road | Royal Oak: Oakland County, Michigan | Metal Stringer (Multi-Beam), Fixed | Main Spans: 2 | 1930 By: A. Guthrie and Company of St. Paul, Minnesota | A different style among twelve similar railroad over highway bridges in the county associated with a significant project. | 
|
118th Avenue Bridge
Monroe Road Bridge |
| 118th Avenue (Monroe Road) Over Swan Creek | Rural: Allegan County, Michigan | Concrete 50 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 50 ft Main Span Length: 48 ft Roadway Width: 22 ft Main Spans: 1 |
1926 By: Townsend-Shuttleworth-Ballmer Company of Lansing, Michigan and Michigan State Highway Department | This attractive historic bridge is located in a scenic, public state game area and deserves preservation. | 
|
11th Concession Road Bridge
|
 | 11th Concession Road (11th Line) Over KH-400 | Rural: Simcoe County, Ontario | Concrete Rigid-Frame, Fixed | Main Spans: 1 | By: Unknown | One of a decreasing number of attractive overpass bridges on Highway 400. | 
|
11th Street Pedestrian Bridge
|
 | Park Walkway Over Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) | Chicago: Cook County, Illinois | Metal Stringer (Multi-Beam), Fixed | Main Spans: 3 | By: Unknown | This attractive bridge allows pedestrians to cross over the railroad line that runs through and under the park. | 
|
12 Mile Road Railroad Overpass
|
| Railroad (CN) Over 12 Mile Road | Royal Oak: Oakland County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 160 ft Main Span Length: 59.7 ft Main Spans: 4 |
1930 By: A. Guthrie and Company of St. Paul, Minnesota | The longest example of twelve similar railroad over highway bridges in the county associated with a significant project. | 
|
12th Line Bridge
|
 | 12th Line Over Grand River | Rural: Dufferin County, Ontario | Concrete Rainbow Through Arch, Fixed |
Total Length: 160 ft Main Span Length: 80 ft Main Spans: 2 |
1921 By: Unknown | This bridge is noted for its relatively long spans and skewed design. | 
| ! |
13 Mile Road Bridge
|
 | 13 Mile Road Over Rouge River | Bingham Farms: Oakland County, Michigan | Concrete Curved T-Beam, Fixed |
Total Length: 69 ft Main Span Length: 30 ft Roadway Width: 41 ft Main Spans: 1 |
1926 By: Unknown | Although altered, this is an unusual and early curved t-beam. | 
|
13 Mile Road Bridge
|
 | 13 Mile Road Over McDuffee Creek | Rural: Newaygo County, Michigan | Concrete Slab, Fixed |
Total Length: 31.8 ft Main Span Length: 15.7 ft Roadway Width: 25 ft Main Spans: 2 |
1934 By: Unknown | A small but unaltered example of a reinforced concrete slab with a railing design that is unusual in Michigan. | 
|
13 Mile Road Railroad Overpass
|
| Railroad (CN) Over 13 Mile Road | Royal Oak: Oakland County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 93 ft Main Span Length: 34.8 ft Main Spans: 2 |
1930 By: A. Guthrie and Company of St. Paul, Minnesota | One of a group of similar railroad over highway bridges in the county associated with a significant project. | 
|
133rd Avenue Railroad Overpass
|
 | Railroad (CSX) Over 133rd Avenue | Rural: Allegan County, Michigan | Concrete Slab, Fixed | Main Spans: 1 | 1908 By: Unknown | This small, simple concrete bridge is a very old example of a general design still used today. | 
|
14 Mile Road Railroad Overpass
|
| Railroad (CN) Over 14 Mile Road | Royal Oak: Oakland County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 93 ft Main Span Length: 34.8 ft Main Spans: 2 |
1930 By: A. Guthrie and Company of St. Paul, Minnesota | One of a group of similar railroad over highway bridges in the county associated with a significant project. | 
|
15 Mile Creek Road Bridge
|
 | National Pike (15 Mile Creek Road, US-40) Over 15 Mile Creek | Rural: Allegany County, Maryland | Concrete Open Spandrel Deck Arch, Fixed |
Total Length: 116 ft Main Span Length: 65 ft Roadway Width: 24 ft Main Spans: 1 |
1917 By: Unknown | The railings and details of the arch make this an attractive bridge. | 
|
17 Road Bridge
|
| 17 Road (CR-414) Over 10 Mile Creek | Rural: Delta County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 45 ft Main Span Length: 44 ft Roadway Width: 21 ft Main Spans: 1 |
1939 By: Unknown | With attractive concrete balustrade railings, this bridge appears to be an example of a standard bridge design built in this county. | 
|
17 Sideroad Bridge
Happy Valley Bridge |
| 17 Sideroad Over Pine River | Rural: Dufferin County, Ontario | Concrete Rainbow Through Arch, Fixed | Main Spans: 1 | By: Unknown | This is a small but attractive and unaltered concrete bowstring arch bridge. | 
|
18 1/2 Mile Road Bridge
|
| 18 1/2 Mile Road Over I-94 | Rural: Calhoun County, Michigan | Concrete Continuous Curved T-Beam, Fixed |
Total Length: 227 ft Main Span Length: 71 ft Roadway Width: 24 ft Main Spans: 4 |
1960 By: Holloway Construction Company and Jarvick Construction Company and Michigan State Highway Department | An excellent example of I-94 curved t-beam construction, as well as aesthetic expressway bridge design. | 
|
18 Road Bridge
|
| 18 Road (CR-414) Over Ford River | Rural: Delta County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 120 ft Main Span Length: 60 ft Roadway Width: 30 ft Main Spans: 2 |
1958 By: Unknown | This is a mid-20th Century bridge that appears to be an example of a county-designed bridge here in Delta County. | 
|
18th Street Bridge
|
| 18th Street Over Rabbit River | Rural: Allegan County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 45 ft Main Span Length: 45 ft Roadway Width: 25 ft Main Spans: 1 |
1929 By: Unknown | A small example of a steel stringer with concrete balustrade railings. | 
| ! |
190th Avenue Bridge
|
 | 190th Avenue Over Little Muskegon River | Rural: Mecosta County, Michigan | Concrete Through Girder, Fixed |
Total Length: 91 ft Main Span Length: 45 ft Roadway Width: 17 ft Main Spans: 2 |
1916 By: E. W. Baldwin of St. Louis, Michigan and Michigan State Highway Department | This bridge is a very old and long former trunk line example of a concrete girder bridge in Michigan. | 
|
1st Line North Bridge
|
| 1st Line Over Irvine Creek | Centre-Wellington: Wellington County, Ontario | Concrete Rainbow Through Arch, Fixed |
Total Length: 63 ft Roadway Width: 16.1 ft Main Spans: 1 |
1929 By: Reid-Riddell Engineering of Toronto, Ontario | One of a rapidly disappearing group of beautiful heritage concrete bowstring rainbow arch bridges in this township. | 
|
20 Mile Road Bridge
|
| 20 Mile Road Over I-94 | Rural: Calhoun County, Michigan | Concrete Continuous Curved T-Beam, Fixed |
Total Length: 227 ft Main Span Length: 71 ft Roadway Width: 24 ft Main Spans: 4 |
1960 By: Holloway Construction Company and Raff and Dexter of Lansing, Michigan and Michigan State Highway Department | One of a few remaining historic expressway overpasses which retain historic integrity in the form of original railings. | 
| X |
20th Avenue Bridge
|
 | 20th Avenue (CR-380) Over South Branch Black River | Rural: Van Buren County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 54.8 ft Main Span Length: 51 ft Roadway Width: 22 ft Main Spans: 1 |
1931 By: Unknown and Michigan State Highway Department | This bridge is noted for its 4.67 percent grade, unusual for this Michigan standard plan bridge design. | 
| X |
22 Mile Road Bridge
Clarendon Bridge |
 | 22 Mile Road Over St. Joseph River | Rural: Calhoun County, Michigan | Concrete Girder, Fixed |
Total Length: 79.7 ft Main Span Length: 40 ft Roadway Width: 18 ft Main Spans: 2 |
1920 By: A. R. Morrison of Port Huron, Michigan and Michigan State Highway Department | A good example of a two-span straight chord through girder. | 
|
22 Mile Road Bridge
|
 | 22 Mile Road Over Osborn Drain | Rural: Kent County, Michigan and Newaygo County, Michigan | Concrete Slab, Fixed | Main Spans: 1 | By: Unknown | This tiny bridge is noted for its railing design, evidence of railing diversity in Michigan. | 
| ! |
23 Mile Road Bridge
|
 | 23 Mile Road Over North Branch Clinton River | Macomb Township: Macomb County, Michigan | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 170 ft Main Span Length: 59.7 ft Roadway Width: 23 ft Main Spans: 2 |
1935 By: Unknown | The 1950s railings cantilevered out on this bridge conceal a two-span 1930s arch bridge below. | 
|
23 Mile Road Bridge
|
 | 23 Mile Road Over I-94 | Rural: Calhoun County, Michigan | Concrete Continuous Curved T-Beam, Fixed |
Total Length: 227 ft Main Span Length: 71 ft Roadway Width: 26.2 ft Main Spans: 4 |
1960 By: Holloway Construction Company and Argersinger - Morse Construction Company and Michigan State Highway Department | Perhaps the last aesthetic standard bridge design in Michigan included these curved t-beam bridges built on and over the expressways. | 
|
24 Mile Road Bridge
|
| 24 Mile Road Over I-94 | Rural: Calhoun County, Michigan | Concrete Continuous Curved T-Beam, Fixed |
Total Length: 227 ft Main Span Length: 71 ft Roadway Width: 24 ft Main Spans: 4 |
1959 By: Unknown and Michigan State Highway Department | This bridge is one of a small, declining group of curved t-beams that retain original railings. | 
|
24th Avenue Railroad Overpass
|
| Railroad (Coopersville and Marne Railway) Over 24th Avenue | Rural: Ottawa County, Michigan | Metal Deck Girder, Fixed |
Total Length: 51.8 ft Main Span Length: 40 ft Main Spans: 1 |
1958 By: Gene Fewell and Michigan State Highway Department | This bridge is a later but unaltered example of a MSHD designed grade separation. | 
|
24th Street Railroad Overpass
|
| Railroad (Canadian National) Over 24th Street | Port Huron: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 59.7 ft Main Span Length: 29 ft Main Spans: 2 |
1925 By: Unknown | An old Grand Trunk Western Railroad overpass | 
|
27 Mile Road Bridge
|
 | 27 Mile Road Over I-94 | Rural: Calhoun County, Michigan | Concrete Continuous Curved T-Beam, Fixed |
Total Length: 360 ft Main Span Length: 113 ft Roadway Width: 26 ft Main Spans: 4 |
1960 By: Holloway Construction Company and E. C. Nolan and Son of Detroit, Michigan and Michigan State Highway Department | This is an impressive, rare skewed example of a curved t-beam expressway overpass. | 
| X |
27 Mile Road Tupper Brook Bridge
|
| 27 Mile Road Over Tupper Brook | Rural: Macomb County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 24 ft Main Span Length: 22 ft Roadway Width: 11.8 ft Main Spans: 1 |
1921 By: Unknown | A forgotten beam bridge with lattice railing. | 
|
28th Street CSX Railroad Overpass
|
| Railroad (CSX) Over 28th Street (M-11) | Rural: Kent County, Michigan | Metal Deck Girder, Fixed |
Total Length: 176 ft Main Span Length: 79.7 ft Main Spans: 3 |
1939 By: Wisconsin Bridge and Iron Company of Milwaukee, Wisconsin and Michigan State Highway Department | A fairly long and heavilly skewed example of a standard trunk line grade separation. | 
|
28th Street Railroad Overpass
|
| Railroad (Conrail) Over 28th Street (M-11) | Grand Rapids: Kent County, Michigan | Metal Through Girder, Fixed |
Total Length: 113 ft Main Span Length: 113 ft Main Spans: 1 |
1964 By: Unknown | This large through plate girder span had a city design and welcome message painted on it. | 
|
28th Street Railroad Overpass
|
| 28th Street (M-11) Over Railroad (Norfolk Southern) | Wyoming: | Metal Stringer (Multi-Beam), Fixed |
Total Length: 170 ft Main Span Length: 60 ft Roadway Width: 63 ft Main Spans: 3 |
1937 By: L. W. Lamb Company of Jackson, Michigan | An example of a Michigan overpass with riveted steel bents, this bridge was widened. | 
| ! |
29 Mile Road Bridge
|
| 29 Mile Road Over Devils Creek | Rural: Menominee County, Michigan | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 26 ft Main Span Length: 24 ft Roadway Width: 16 ft Main Spans: 1 |
1930 By: Unknown | This arch bridge may be small, but it is beautiful and has excellent historic integrity. | 
|
2nd Avenue Bridge
|
| 2nd Avenue Over Thunder Bay River | Alpena: Alpena County, Michigan | Metal Through Girder, Movable: Bascule and Approach Spans: Metal Stringer (Multi-Beam), |
Total Length: 261.8 ft Main Span Length: 127 ft Roadway Width: 40 ft Main Spans: 1 |
1939 By: W. J. Storen Company | This noteworthy bascule bridge won an award for its beauty when constructed. | 
|
2nd Concession Road Bridge
Riverview Drive Bridge |
| 2nd Concession Road (Riverview Drive) Over Canard River Branch | Rural (Amherstburg): Essex County, Ontario | Concrete Rainbow Through Arch, Fixed | Main Spans: 1 | By: Unknown | One of two beautiful examples of an uncommon version of rainbow arch in Ontario. | 
|
2nd Street Bridge
|
| 2nd Street (Bloomfield Avenue) Over Little Buffalo Creek | Newport: Perry County, Pennsylvania | Stone Segmental Deck Arch, Fixed |
Total Length: 40 ft Main Span Length: 40 ft Roadway Width: 22 ft Main Spans: 1 |
By: Unknown | This attractive stone arch contributes to a historic district. | 
|
2nd Street Bridge
|
 | 2nd Street Over Swartz Creek | Flint: Genesee County, Michigan | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 75.8 ft Main Span Length: 70 ft Roadway Width: 32.2 ft Main Spans: 1 |
1918 By: Price Brothers Company of Lansing, Michigan | This is the last of Flint's three largest downtown area arch bridges, and is in poor condition. | 
| ! |
2nd Street Bridge North
|
| 2nd Street Over Gun River | Rural: Allegan County, Michigan | Concrete 50 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 50 ft Main Span Length: 48 ft Roadway Width: 22 ft Main Spans: 1 |
1926 By: Unknown and Michigan State Highway Department | This bridge is one of two beautiful concrete camelback bridges only a short distance from each other. | 
| ! |
2nd Street Bridge South
|
| 2nd Street Over Gun River | Hooper (Rural): Allegan County, Michigan | Concrete 50 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 50 ft Main Span Length: 48 ft Roadway Width: 22 ft Main Spans: 1 |
1926 By: Yost Brothers of Decatur, Indiana and Michigan State Highway Department | This bridge was both rare as a good example of a small camelback bridge, and also as a Covert Act bridge. | 
|
2nd Street Railroad Overpass
|
| Railroad (Amtrak, Norfolk Southern) Over 2nd Street | Niles: Berrien County, Michigan | Stone Semicircular Deck Arch, Fixed | Main Spans: 1 | 1891 By: Unknown | A nice stone arch bridge is located near the large railroad deck truss in Niles. | 
| ! |
3 Mile Road Bridge
|
| 3 Mile Road Over North Branch Chippewa River | Rural: Osceola County, Michigan | Concrete Through Girder, Fixed |
Total Length: 34.8 ft Main Span Length: 33.8 ft Roadway Width: 21 ft Main Spans: 1 |
1920 By: Unknown and Michigan State Highway Department | This bridge appears to be the only bridge in the entire county with any heritage value whatsoever. | 
|
3 Mile Road Railroad Overpass
|
| Railroad (Coopersville and Marne Railway) Over 3 Mile Road | Walker: Kent County, Michigan | Metal Deck Girder, Fixed |
Total Length: 59.7 ft Main Span Length: 59.7 ft Main Spans: 1 |
1961 By: Owen-Ames-Kimball Company and Michigan State Highway Department | A late example of a Michigan State Highway Department grade separation. | 
|
30 Mile Road Bridge
|
| 30 Mile Road Over Deer Creek | Rural: Macomb County, Michigan | Metal Stringer (Multi-Beam), Fixed | Main Spans: 1 | By: Unknown | A wooden-decked beam bridge on stone abutments. | 
| ! |
30th Street Little Rabbit River Bridge
|
| 30th Street Over Little Rabbit River | Rural: Allegan County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 60 ft Main Span Length: 60 ft Roadway Width: 24 ft Main Spans: 1 |
1947 By: Carl Goodwin and Sons of Allegan, Michigan | A small steel beam bridge with Michigan's attractive R4 railings. | 
|
30th Street Rabbit River Bridge
|
| 30th Street Over Rabbit River | Rural: Allegan County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 80 ft Main Span Length: 40 ft Roadway Width: 24 ft Main Spans: 2 |
1947 By: Carl Goodwin and Sons of Allegan, Michigan | A typical mid-20th Century steel stringer bridge in Michigan that retains its original railings. | 
|
31st Street Railroad Overpass East
|
| Railroad (Various) Over 31st Street Boulevard | Chicago: Cook County, Illinois | Metal Through Girder, Fixed | Main Spans: 2 | By: Unknown | One of two railroad overpasses crossing this boulevard that have aesthetic details. | 
|
31st Street Railroad Overpass West
|
| Railroad (Chicago and Western Indiana) Over 31st Street Boulevard | Chicago: Cook County, Illinois | Metal Stringer (Multi-Beam), Fixed | Main Spans: 4 | By: Unknown | This is one of two similar beautifully designed grade separations to carry a railroad over a Chicago boulevard. | 
|
32nd Street Bridge
|
| 32nd Street Over Broadmoor Avenue | Kentwood: Kent County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 172 ft Main Span Length: 56.8 ft Roadway Width: 31.8 ft Main Spans: 1 |
1948 By: Unknown | This relatively old highway over highway overpass has unusual railings and is unaltered. | 
|
38th Street Bridge
|
| 38th Street (Scott Road) Over I-94 | Rural: Kalamazoo County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 192 ft Main Span Length: 49 ft Roadway Width: 26 ft Main Spans: 4 |
1951 By: Unknown and Michigan State Highway Department | One of the oldest expressway bridges in Michigan that retains integrity. | 
|
390th Street Bridge
Iowa Bridge Number 171030 |
| 390th Street Over Squaw Creek | Rural: Hamilton County, Iowa | Concrete T-Beam, Fixed |
Total Length: 65 ft Main Span Length: 30 ft Roadway Width: 18.4 ft Main Spans: 2 |
1917 By: Unknown | A good representative example of a standard Iowa T-beam bridge. | 
|
3rd Street Bridge
|
 | 3rd Street (PA-3035) Over East Branch White Clay Creek | Avondale: Chester County, Pennsylvania | Stone Segmental Deck Arch, Fixed |
Total Length: 40 ft Main Span Length: 29 ft Roadway Width: 18 ft Main Spans: 2 |
1912 By: D. E. O'Connell and Sons and Nathan R. Rambo | This small stone arch bridge has two spans of different size. | 
|
3rd Street Bridge
Newport Pennsylvania Railroad Bridge |
| Railroad (Pennsylvania Railroad) Over Little Buffalo Creek | Newport: Perry County, Pennsylvania | Stone Semicircular Deck Arch, Fixed | Main Spans: 3 | By: Unknown | One of three attractive stone arch bridges over this creek in Newport. | 
|
3rd Street Bridge
|
 | 3rd Street Over Thames River | Chatham: Chatham-Kent Region, Ontario | Metal Through Girder, Movable: Bascule |
Total Length: 308.4 ft Main Span Length: 111.5 ft Roadway Width: 37.7 ft Main Spans: 1 |
1962 By: Hamilton Bridge Company of Hamilton, Ontario and Hazelet and Erdal of Chicago, Illinois | This is the newer and larger of two movable bridges in Chatham. | 
|
42nd Street Bridge
|
| 42nd Street Over Railroad (Amtrak) | Philadelphia: Philadelphia County, Pennsylvania | Metal Solid Ribbed Through Arch, Fixed and Approach Spans: Concrete Continuous Deck Girder, Fixed |
Total Length: 308 ft Main Span Length: 262 ft Roadway Width: 30.8 ft Main Spans: 1 |
1909 By: Owego Bridge Company of Owego, New York and Philadelphia Department of Public Works | The oldest metal through arch in Pennsylvania, this bridge was rehabilitated to a like-new condition. | 
| ! |
46th Street Bridge
|
 | 46th Street Over Dowagiac Drain | Rural: Van Buren County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 44 ft Main Span Length: 28 ft Roadway Width: 17 ft Main Spans: 1 |
1930 By: Unknown | This bridge is noted for its unusual yet beautiful railings which enhance a simple bridge type. | 
|
47th Street Bridge
|
| Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) Over 47th Street | Chicago: Cook County, Illinois | Concrete Slab, Fixed | Main Spans: 5 | By: Unknown | With an art deco style, this is one of of a series of railroad overpass bridges that display highly attractive architectual details. | 
|
47th Street Bridge
|
| Railroad (Chicago Belt Railroad) Over 47th Street | Chicago: Cook County, Illinois | Metal Stringer (Multi-Beam), Fixed and Approach Spans: Concrete Slab, Fixed |
Total Length: 80 ft Main Span Length: 48 ft Main Spans: 1 |
1946 By: Michael J. McDermott and Company and H. C. Taylor | This bridge stands out among many overpasses in Chicago for its ornate architectural detailing. | 
| ! |
48th Avenue Bridge
|
 | 48th Avenue Over Paw Paw River | Rural: Van Buren County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 91 ft Main Span Length: 45 ft Roadway Width: 22 ft Main Spans: 2 |
1930 By: Unknown and Michigan State Highway Department | This poorly maintained 1930s stringer bridge is one of Van Buren County's last historic bridges. | 
|
4th Line Bridge
|
| 4th Line Over KH-400 | Rural: Simcoe County, Ontario | Concrete Rigid-Frame, Fixed | Main Spans: 1 | By: Unknown | One of a decreasing number of attractive overpass bridges on Highway 400. | 
|
4th Street Bridge
|
| 4th Street Over I-94 | Rural: Kalamazoo County, Michigan | Concrete Continuous Curved T-Beam, Fixed |
Total Length: 259 ft Main Span Length: 81 ft Roadway Width: 26.6 ft Main Spans: 4 |
1960 By: Holloway Construction Company and Michigan State Highway Department | One of two graceful curved t-beam bridges in Kalamazoo County I managed to visit just before their historic integrity was compromised. | 
|
4th Street Bridge
Broadway Avenue Bridge |
| 4th Street (Broadway Avenue) Over Railroad (Norfolk Southern) | North Irwin: Westmoreland County, Pennsylvania | Metal Continuous Deck Girder, Fixed |
Total Length: 145 ft Main Span Length: 61 ft Roadway Width: 22 ft Main Spans: 3 |
1900 By: King Bridge Company of Cleveland, Ohio | Part of a historic railroad, this plate girder is also noted for its continuous design and association with a noteworthy builder. | 
|
4th Street Bridge
|
| 4th Street (PA-34) Over Little Buffalo Creek | Newport: Perry County, Pennsylvania | Stone Segmental Deck Arch, Fixed |
Total Length: 70 ft Main Span Length: 23 ft Roadway Width: 21.7 ft Main Spans: 3 |
1929 By: Unknown | This attractive bridge is a traditionally composed stone arch bridge. | 
|
4th Street Bridge
Allen County Bridge 525 |
 | 4th Street Over Spy Run Creek | Fort Wayne: Allen County, Indiana | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 65 ft Main Span Length: 55 ft Roadway Width: 30 ft Main Spans: 1 |
1921 By: Herman Tapp Construction Company of Fort Wayne, Indiana and Asa Waters Grosvenor of Fort Wayne, Indiana | Designed by a noteworthy local engineer, this is a late but rare example of a Melan style arch bridge. | 
|
51st Street Bridge
Hyde Park Boulevard Bridge |
| Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) Over 51st Street (Hyde Park Boulevard) | Chicago: Cook County, Illinois | Concrete Slab, Fixed | Main Spans: 4 | By: Unknown | One of of a series of railroad overpass bridges that display highly attractive architectual details. | 
|
53rd Street Bridge
|
| Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) Over 53rd Street | Chicago: Cook County, Illinois | Concrete Slab, Fixed | Main Spans: 4 | By: Unknown | One of of a series of railroad overpass bridges that display highly attractive architectual details. | 
|
55th Street Bridge
|
| Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) Over 55th Street | Chicago: Cook County, Illinois | Concrete Slab, Fixed | Main Spans: 4 | By: Unknown | One of of a series of railroad overpass bridges that display highly attractive architectual details. | 
|
56th Street Bridge
|
| Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) Over 56th Street | Chicago: Cook County, Illinois | Metal Stringer (Multi-Beam), Fixed | Main Spans: 4 | By: Unknown | One of of a series of railroad overpass bridges that display highly attractive architectual details. | 
|
56th Street Bridge
|
| 56th Street Over South Branch of Black River | Rural: Allegan County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 45 ft Main Span Length: 43 ft Roadway Width: 22 ft Main Spans: 1 |
1931 By: Unknown and Michigan State Highway Department | This attractive bridge is a small but good example of its kind. | 
|
57th Street Bridge
|
| Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) Over 57th Street | Chicago: Cook County, Illinois | Metal Stringer (Multi-Beam), Fixed | Main Spans: 5 | By: Unknown | One of of a series of railroad overpass bridges that display attractive architectual details. | 
|
59th Street Bridge
|
| Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) Over 59th Street and Westbound Midway Plaisance Drive | Chicago: Cook County, Illinois | Metal Stringer (Multi-Beam), Fixed | Main Spans: 6 | By: Unknown | With unusual railings on one side, this is one of the largest examples of a series of similar bridges that display highly attractive architectual details. | 
| ! |
5th Line Bridge
|
| 5th Line (5th Concession Road) Over KH-400 | Rural: York Region, Ontario | Concrete Rigid-Frame, Fixed | Main Spans: 1 | 1950 By: Unknown | One of a decreasing number of attractive overpass bridges on Highway 400. | 
|
5th Side Road Bridge
|
| 5th Side Road (River Road) Over Drainage Canal | Rural: Simcoe County, Ontario | Metal Stringer (Multi-Beam), Fixed |
Total Length: 76.1 ft Main Span Length: 24.6 ft Roadway Width: 28 ft Main Spans: 3 |
1950 By: Unknown | This bridge is unusual for its use of a timber substructure. | 
|
5th Street Bridge
|
| 5th Street Over Thames River | Chatham: Chatham-Kent Region, Ontario | Metal Through Girder, Movable: Bascule (Rolling Lift) |
Total Length: 253.2 ft Main Span Length: 84.6 ft Roadway Width: 36 ft Main Spans: 1 |
1931 By: Canadian Bridge Company of Walkerville, Ontario and Scherzer Rolling Lift Bridge Company of Chicago, Illinois | This bridge is an extremely rare Ontario example of a bridge designed by the Scherzer Rolling Lift Company! | 
|
5th Street Bridge
Jefferson Davis Memorial Bridge |
 | 5th Street Over Savannah River | Augusta: Richmond County, Georgia and Aiken County, South Carolina | Metal Stringer (Multi-Beam), Fixed |
Total Length: 1201.8 ft Main Span Length: 119.8 ft Roadway Width: 21.7 ft Main Spans: 14 |
1931 By: Unknown | This attractive haunched stringer bridge retains excellent historic integrity. | 
|
6 Mile Road Hines Drive Bridge
|
| 6 Mile Road Over Hines Drive | Northville: Wayne County, Michigan | Concrete Rigid-Frame, Fixed |
Total Length: 67 ft Main Span Length: 59.7 ft Roadway Width: 40 ft |
1933 By: Unknown | This is one of the older and more significant rigid-frame bridges crossing historic Hines Drive. | 
|
6 Mile Road Middle River Rouge Bridge
|
| 6 Mile Road Over Middle River Rouge | Northville: Wayne County, Michigan | Concrete Rigid-Frame, Fixed |
Total Length: 59.7 ft Main Span Length: 53.8 ft Roadway Width: 40 ft |
1933 By: Unknown | An old example of a rigid-frame, this bridge was built at the same time as a nearby Hines Drive overpass. | 
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6 Mile Road Railroad Bridge
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| Railroad (CSX) Over 6 Mile Road | Northville: Wayne County, Michigan | Metal Deck Girder, Fixed |
Total Length: 72 ft Main Span Length: 66 ft Main Spans: 1 |
By: Unknown | This railroad overpass has some attractive aesthetic details. | 
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60th Street Bridge
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| Railroad (Metra Electric District, NICTD South Shore Line, Former Illinois Central) Over 60th Street and Eastbound Midway Plaisance Drive | Chicago: Cook County, Illinois | Metal Stringer (Multi-Beam), Fixed | Main Spans: 6 | By: Unknown | One of the largest examples of a series of railroad overpass bridges that display highly attractive architectual details. | 
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66th Street Bridge
|
| 66th Street Over Middle Branch Black River | Rural: Allegan County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 65 ft Main Span Length: 65 ft Roadway Width: 24 ft Main Spans: 1 |
1949 By: Carl Goodwin and Sons of Allegan, Michigan and Michigan State Highway Department | A representative example of mid 20th Century bridge technology in Michigan. | 
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6th Concession Dougall Parkway Bridge
|
| 6th Concession Over Dougall Parkway | Windsor: Essex County, Ontario | Concrete Rigid-Frame, Fixed | Main Spans: 1 | 1956 By: Unknown | This attractive bridge is an excellent and locally rare example of a standard rigid-frame overpass in Ontario. | 
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6th Street Bridge
|
| 6th Street Over I-94 | Rural: Kalamazoo County, Michigan | Concrete Continuous Curved T-Beam, Fixed |
Total Length: 257 ft Main Span Length: 79.7 ft Roadway Width: 26.2 ft Main Spans: 4 |
1960 By: Canonie Construction Company of South Haven, Michigan and Michigan State Highway Department | A documentation of this bridge during a time when its historic integrity was higher than any other similar bridge, but today the bridge has modern railings added. | 
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7 Mile Road Bridge
|
| 7 Mile Road Over Salt River | Sanford: Midland County, Michigan | Concrete 90 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 92 ft Main Span Length: 90 ft Roadway Width: 22 ft Main Spans: 1 |
1927 By: Unknown and Michigan State Highway Department | This concrete camelback has been beautifully preserved! | 
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7 Mile Road Bridge
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| 7 Mile Road Over Southfield Freeway (M-39) | Detroit: Wayne County, Michigan | Metal Continuous Stringer (Multi-Beam), Fixed |
Total Length: 109 ft Main Span Length: 53.8 ft Roadway Width: 125 ft Main Spans: 2 |
1963 By: Unknown and Michigan State Highway Department | One of a handful of overpasses that were the last examples of an unusual variation of an attractive Michigan railing design. | 
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7th Street Bridge
|
 | 7th Street (Erie Street) Over Black River | Port Huron: St. Clair County, Michigan | Metal Deck Girder, Movable: Bascule (Fixed Trunnion) and Approach Spans: Concrete Rigid-Frame, Fixed |
Total Length: 273 ft Main Span Length: 114 ft Roadway Width: 40 ft Main Spans: 1 |
1933 By: Wisconsin Bridge and Iron Company of Milwaukee, Wisconsin and J. A. L. Waddell | Take a tour of the inside of the only single leaf highway bascule bridge in Michigan, which was built in the 1930s. | 
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8 Mile Road Left Turn Bridge
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| 8 Mile Road (M-102) Left Turn Ramp Over Southfield Freeway (M-39) | Detroit: Wayne County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 132 ft Main Span Length: 66 ft Roadway Width: 24 ft Main Spans: 2 |
1964 By: Charles J. Rogers Construction Company and Michigan State Highway Department | This curved overpass is the most interesting and significant of the Southfield Freeway overpasses. | 
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8 Mile Road Railroad Overpass
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| Railroad (CSX) Over 8 Mile Road | Rural: Oakland County, Michigan and Washtenaw County, Michigan | Metal Deck Girder, Fixed |
Total Length: 88 ft Main Span Length: 62 ft Main Spans: 3 |
1928 By: American Bridge Company of New York, New York | This railroad overpass retains good historic integrity, although its substructure has deteriorated. | 
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A-45 Rabbit River Bridge
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| A-45 (11th Street) Over Rabbit River | Rural: Allegan County, Michigan | Concrete T-Beam, Fixed |
Total Length: 31.8 ft Main Span Length: 31.8 ft Roadway Width: 35 ft Main Spans: 1 |
1940 By: Unknown and Michigan State Highway Department | This is a small concrete bridge with a nice railing design. | 
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A-45 Railroad Overpass
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| A-45 (10th Street) Over Railroad (Norfolk Southern) | Rural: Allegan County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 150 ft Main Span Length: 53.8 ft Roadway Width: 44 ft Main Spans: 3 |
1939 By: John W. Hertel | This bridge showcases the horrific damage that salt does to steel bridges. | 
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Ada Railroad Bridge
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| Railroad (Grand Rapids Eastern) Over Thornapple River | Ada: Kent County, Michigan | Metal Deck Girder, Fixed | Main Spans: 3 | 1907 By: American Bridge Company of New York, New York | This plate girder bridge is the oldest bridge in Ada today. | 
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Adams Road Bridge
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| Adams Road Over Bush Creek | Rural: Gratiot County, Michigan | Concrete Through Girder, Fixed |
Total Length: 46 ft Main Span Length: 40 ft Roadway Width: 16 ft Main Spans: 1 |
1930 By: Unknown | The smaller of two nearby bridges that have an unusual, primitive design to them unlike other Michigan girders. | 
| ! |
Adelaide Street Bridge
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| Adelaide Street Over Railroad (Abandoned Grand Trunk Western / Dequindre Cut Greenway) | Detroit: Wayne County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 85 ft Main Span Length: 32.8 ft Roadway Width: 30 ft Main Spans: 3 |
1929 By: Unknown | This bridge is one of several remaining historically significant overpasses that relate the industrial growth of Detroit during that time. | 
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Adrian Railroad Bridge
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| Railroad Over South Branch River Raisin | Adrian: Lenawee County, Michigan | Stone Semicircular Deck Arch, Fixed |
Total Length: 75 ft Main Span Length: 22 ft Roadway Width: 25 ft Main Spans: 2 |
1867 By: Unknown | A large two-span stone arch bridge built in 1867. | 
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Agate Falls Railroad Bridge
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| Railroad (Bergland to Sidnaw Rail Trail / Trail 8) Over Middle Branch Ontonagon River | Rural: Ontonagon County, Michigan | Metal Deck Girder, Fixed | 1900 By: American Bridge Company of New York, New York | This impressive high level bridge is one of the earliest bridges built by the prolific American Bridge Company. | 
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Airline Road Bridge
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| Airline Road Over Black Creek | Norton Shores: Muskegon County, Michigan | Concrete Continuous T-Beam, Fixed |
Total Length: 60 ft Main Span Length: 20 ft Roadway Width: 40 ft Main Spans: 3 |
1931 By: Price Brothers Company of Lansing, Michigan | This bridge is a highly unusual variation of standard bridge plans in use at the time. | 
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Aitken Road Bridge
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| Aitken Road Over Black River | Rural: Sanilac County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 128 ft Main Span Length: 63 ft Roadway Width: 20 ft Main Spans: 2 |
1950 By: Unknown | This beam bridge, having had its railings replaced, was mainly noted for a highly unusual concrete pier. | 
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Albion Street Bridge
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| Albion Street Over Kalamazoo River | Albion: Calhoun County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 64 ft Main Span Length: 64 ft Roadway Width: 30 ft Main Spans: 1 |
1935 By: Unknown | This 1930s bridge is unusual for having railings on its abutments, and unusual detailing on the concrete facing on the beams. | 
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Alexander Hamilton Bridge
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| I-95 and US-1 Over Harlem River | New York: Bronx, New York and Manhattan, New York | Metal Solid Ribbed Deck Arch, Fixed |
Total Length: 2375 ft Main Span Length: 555 ft Roadway Width: 96 ft Main Spans: 1 |
1963 By: Unknown | The youngest of three arch bridges on this section of river. | 
| ! |
Alfred Street Bridge
|
 | Alfred Street Over Railroad (Abandoned Grand Trunk Western / Dequindre Cut Greenway) | Detroit: Wayne County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 97.8 ft Main Span Length: 33.8 ft Roadway Width: 30 ft Main Spans: 3 |
1929 By: Unknown | This bridge is one of several remaining overpasses that relate the industrial growth of Detroit during that time. | 
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Allen Road Bridge
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| Allen Road Over Wolf Creek | Rural: Ingham County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 27 ft Main Span Length: 27 ft Roadway Width: 21.7 ft Main Spans: 1 |
1968 By: Unknown | This is one of several small steel stringer bridges in this county that feature an unusual metal railing. | 
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Androscoggin Swinging Bridge
Brunswick-Topsham Swinging Bridge |
| Pedestrian Walkway Over Androscoggin River | Brunswick and Topsham: Cumberland County, Maine | Metal Wire Cable Suspension, Fixed |
Main Span Length: 332 ft Roadway Width: 6 ft Main Spans: 1 |
1892 By: John A. Roeblings Sons Company of Trenton, New Jersey | This suspension foot bridge has been altered many times since it was built. | 
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Angela Boulevard Bridge
Angela Avenue Bridge |
 | Angela Boulevard Over St. Joseph River | South Bend: St. Joseph County, Indiana | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 257 ft Main Span Length: 79.7 ft Roadway Width: 39.7 ft Main Spans: 3 |
1940 By: H. L. Maddocks Company | This bridge is historically significant for documented association with Depression-era programs, the Public Works Administration. | 
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Ann Arbor Railroad Bridge
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| Railroad (Ann Arbor Railroad) Over Huron River and US-23 BL | Ann Arbor: Washtenaw County, Michigan | Metal Deck Girder, Fixed |
Total Length: 714 ft Main Span Length: 110 ft Roadway Width: 14 ft Main Spans: 7 |
1906 By: Unknown | This long bridge is a pattern book for plate girder bridges. | 
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Ann Arbor Road Bridge
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| Ann Arbor Road (Old M-14) Over Middle River Rouge | Livonia: Wayne County, Michigan | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 76.8 ft Main Span Length: 76.8 ft Roadway Width: 28 ft Main Spans: 1 |
1925 By: M. E. White Company of Chicago, Illinois | This is an old concrete arch bridge that was built as a Federal Aid bridge. | 
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Antietam Avenue Bridge
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| Antietam Avenue Over Railroad (Abandoned Grand Trunk Western / Dequindre Cut Greenway) | Detroit: Wayne County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 88 ft Main Span Length: 41 ft Roadway Width: 30 ft Main Spans: 3 |
1930 By: Unknown | This bridge is one of several remaining overpasses that relate the industrial growth of Detroit during that time. | 
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Arch Street Bridge
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| Railroad (Abandoned) Over Arch Street | Northampton: Hampshire County, Massachusetts | Stone Semicircular Deck Arch, Fixed | Main Spans: 1 | By: Unknown | A traditional, attractive stone arch overpass. | 
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Ardmore Boulevard Bridge
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| US-30 (Ardmore Boulevard, Lincoln Highway) Over PA-2112, Electric Avenue | Chalfant: Allegheny County, Pennsylvania | Metal Deck Girder, Fixed |
Total Length: 410 ft Main Span Length: 62 ft Roadway Width: 30 ft Main Spans: 9 |
1932 By: Unknown and Pennsylvania State Highway Department | This was an unusual deck plate girder bridge with a heavy skew and built-up bents that were specially designed to accomodate the location. | 
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Argentine Dam Bridge
Lobdell Lake Dam Bridge |
| Silver Lake Road Over Lobdell Lake Dam | Argentine: Genesee County, Michigan | Concrete T-Beam, Fixed |
Total Length: 59.7 ft Main Span Length: 31.8 ft Roadway Width: 30 ft Main Spans: 1 |
1929 By: B. C. Lord of Clayton, Michigan and Michigan State Highway Department | A rare example of a historic dam bridge in Michigan. | 
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Arlene Drive Bridge
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| Arlene Drive Over I-75 | Flint: Genesee County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 187 ft Main Span Length: 56.8 ft Roadway Width: 26 ft Main Spans: 4 |
1957 By: K. G. Marks and Michigan State Highway Department | This bridge is among the older of Michigan's steel stringer overpasses that still retains original railings. | 
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Ash Road Bridge
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| Ash Road (IN-219) Over St. Joseph River | Mishawaka and Elkhart: St. Joseph County, Indiana and Elkhart County, Indiana | Concrete Open Spandrel Deck Arch, Fixed |
Total Length: 283.8 ft Main Span Length: 90 ft Roadway Width: 50 ft Main Spans: 3 |
1929 By: Rieth-Riley Construction Company of Goshen, Indiana | This picturesque arch bridge is noteworthy for its association with an important engineer. | 
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Ash Street Bridge
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| Ash Street Over Sycamore Creek | Mason: Ingham County, Michigan | Concrete T-Beam, Fixed |
Total Length: 29 ft Main Span Length: 29 ft Roadway Width: 36 ft Main Spans: 1 |
1918 By: J. Morehouse | This unusual design t-beam bridge is one of the oldest of its structure type in Michigan. | 
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Ash Street Bridge
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| Ash Street (Pedestrian Walkway) Over Main Canal | Lewiston: Androscoggin County, Maine | Concrete T-Beam, Fixed | Main Spans: 1 | By: Unknown | This is one of several old bridges along this canal. | 
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Ashland Chicago and Northwestern Railroad Bridge
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| Railroad (Abandoned Chicago and Northwestern) Over Bay City Creek | Ashland: Ashland County, Wisconsin | Stone Segmental Deck Arch, Fixed | Main Spans: 1 | By: Unknown | This attractive stone arch bridge is literally falling to pieces. | 
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Ashmun Street Bridge
|
 | Ashmun Street (I-75 BS) Over Power Canal | Sault Ste Marie: Chippewa County, Michigan | Metal Braced Ribbed Through Arch, Fixed |
Total Length: 257 ft Main Span Length: 257 ft Roadway Width: 42 ft Main Spans: 1 |
1935 By: Fry and Cain | One of the most beautiful and rarest bridges in Michigan, this unique, massive trussed steel arch bridge provides an impressive clear span over the canal. | 
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Atlas Road Bridge
|
| Atlas Road Over Kearsley Creek | Rural: Genesee County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 41 ft Main Span Length: 37.7 ft Roadway Width: 30 ft Main Spans: 1 |
1929 By: Unknown | One of several representative examples of small scale bridge construction in the late 1920s and early 1930s in the county. | 
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Au Train River Railroad Bridge
|
| Railroad (Coalwood Trail Rail-Trail) Over Au Train River | Rural: Alger County, Michigan | Concrete Closed Spandrel Deck Arch, Fixed | Main Spans: 1 | 1920 By: Unknown | This is a small railroad arch bridge next to a highway arch bridge and a dam. | 
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Augusta Drive Bridge
|
| Augusta Drive Over Augusta Creek | Augusta: Kalamazoo County, Michigan | Concrete T-Beam, Fixed |
Total Length: 25 ft Main Span Length: 22 ft Roadway Width: 32.2 ft Main Spans: 1 |
1930 By: Unknown and Michigan State Highway Department | Similar to the M-96 Bridge which is also in Augusta, this one lacks a center pier. | 
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Aurora Fox River Railroad Bridge
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| Railroad (BNSF) Over Fox River | Aurora: Kane County, Illinois | Metal Deck Girder, Fixed | Main Spans: 6 | By: Unknown | A traditionally composed multi-span deck plate girder bridge resting on interesting piers. | 
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Austin Avenue Bridge
|
| Railroad (Soo Line, Metra Milwaukee District West) Over Austin Avenue | Chicago: Cook County, Illinois | Metal Stringer (Multi-Beam), Fixed and Approach Spans: Concrete Slab, Fixed | Main Spans: 1 | 1939 By: Overland Construction Company of Chicago, Illinois and Arthur Engh | Funded with federal Depression era relief funds, this bridge is so wide driving under it is much like driving through a tunnel. | 
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Aux Sable Creek Aqueduct
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| Illinois and Michigan Canal Over Aux Sable Creek | Rural: Grundy County, Illinois | Metal Through Girder, Fixed | Main Spans: 3 | 1927 By: Unknown | Carrying water over water, this is an extremely unusual surviving historic bridge in the United States. | 
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Avoca Bridge
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| NY-415 Over Cohocton River | Avoca: Steuben County, New York | Metal Stringer (Multi-Beam), Fixed |
Total Length: 276 ft Main Span Length: 67 ft Roadway Width: 34.8 ft Main Spans: 4 |
1938 By: Unknown | A good example of sizable 1930s bridge construction in New York. | 
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Babtist Church Road Bridge
|
 | Babtist Church Road (TR-499) Over Pigeon Creek | Rural: Chester County, Pennsylvania | Metal Stringer (Multi-Beam), Fixed |
Total Length: 35 ft Main Span Length: 30 ft Roadway Width: 20 ft Main Spans: 1 |
1916 By: John Parker Corcoran Construction Company of West Chester, Pennsylvania and Nathan R. Rambo | One of several bridges in Chester County that combine traditional stone technology with period reinforced concrete and steel stringer technology. | 
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Bailey Road Bridge and Norman Road Driveways
|
| Various Over Local Drains | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed | Main Spans: 1 | By: Unknown | Tiny, simple bridges offer a glimpse into the past. | 
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Baldwin Road Bridge
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| Baldwin Road Over White River | Rural: Newaygo County, Michigan | Concrete T-Beam, Fixed |
Total Length: 105 ft Main Span Length: 34.8 ft Roadway Width: 24 ft Main Spans: 3 |
1958 By: Andrew T. Barnes of Cass City, Michigan and Michigan State Highway Department | A late and relatively long example of a concrete t-beam bridge in Michigan. | 
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Ball Creek Road Bridges
|
| Ball Creek Road Over Ball Creek | Kent City: Kent County, Michigan | Concrete T-Beam, Fixed |
Total Length: 24 ft Main Span Length: 21 ft Roadway Width: 26 ft Main Spans: 1 |
1925 By: Unknown | These three identical tiny bridges on the same road crossing the same creek document small bridge construction in Michigan. | 
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Baltimore River Railroad Bridge
|
| Railroad (Bergland to Sidnaw Rail Trail / Trail 8) Over Baltimore River | Rural: Ontonagon County, Michigan | Metal Deck Girder, Fixed |
Total Length: 435 ft Roadway Width: 8 ft Main Spans: 13 |
1899 By: Lassig Bridge and Iron Works of Chicago, Illinois | This plate girder with steel bents for support carries a former railroad line over a shallow river valley. | 
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Bank Street Bridge
|
 | Bank Street Over Rideau Canal | Ottawa: Ottawa City, Ontario | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 630 ft Main Span Length: 76 ft Roadway Width: 40 ft Main Spans: 6 |
1912 By: Jones and Girouard of Ottawa, Ontario | This bridge is a large, early, and impressive example of a concrete arch bridge. | 
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Barry Avenue Underpass
|
| Lake Shore Drive (US-41) Over Barry Avenue Pedestrian Walkway | Chicago: Cook County, Illinois | Concrete Slab, Fixed | Main Spans: 1 | By: Unknown | Although one side is altered, this remains an attractive example of a historic Lake Shore Drive bridge that crosses a pedestrian walkway in Lincoln Park. | 
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Barry Road Beaver Creek Bridge
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| Barry Road Over Beaver Creek | Rural: Gratiot County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 45 ft Main Span Length: 42 ft Roadway Width: 23 ft Main Spans: 1 |
1949 By: Unknown and Michigan State Highway Department | A small steel stringer bridge with attractive Michigan type R4 railing. | 
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Barry Road Shad Creek Bridge
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| Barry Road Over Shad Creek | Rural: Gratiot County, Michigan | Concrete T-Beam, Fixed |
Total Length: 34.8 ft Main Span Length: 33.8 ft Roadway Width: 23 ft Main Spans: 1 |
1957 By: Unknown and Michigan State Highway Department | A late example of a small scale t-beam bridge. | 
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Bartlett Mills Bridge
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| US-1 (Portland Road) Over Kennebunk River | Bartlett Mills: York County, Maine | Concrete T-Beam, Fixed |
Total Length: 76 ft Main Span Length: 36 ft Roadway Width: 40 ft Main Spans: 2 |
1928 By: Unknown | A good representative example of a concrete t-beam in Maine. | 
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Barto Bridge
|
| Old PA-100 (PA-2069) Over West Branch Perkiomen Creek | Barto: Berks County, Pennsylvania | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 82 ft Main Span Length: 82 ft Roadway Width: 20 ft Main Spans: 1 |
1908 By: Willauer and Company | This small bridge has an attractive appearance and is historically significant for its early construction date. | 
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Base Line Road Bridge
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| Base Line Road Over Local Creek/Drain | Rural: Algoma District, Ontario | Concrete T-Beam, Fixed | Main Spans: 1 | By: Unknown | An example of small scale bridge construction in Ontario. | 
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Baseline Road Bridge
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| Baseline Road Over Pike Creek Tributary | Rural: Essex County, Ontario | Concrete Slab, Fixed | Main Spans: 1 | By: Unknown | This tiny bridge has unusual yet attractive railings. | 
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Bath House Road Bridge
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| Bath House Road Over Marina Outlet | Escanaba: Delta County, Michigan | Metal Culvert, Fixed |
Total Length: 42 ft Main Span Length: 20 ft Roadway Width: 30.8 ft Main Spans: 2 |
1934 By: Unknown | Technically a metal culvert, this handsome bridge is made to look like a stone arch bridge. | 
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Bath Road Bridge
Clark Road Bridge |
| Bath Road (Clark Road) Over Looking Glass River | Rural: Shiawassee County, Michigan | Concrete 40 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 41 ft Main Span Length: 36.7 ft Roadway Width: 23 ft Main Spans: 1 |
1925 By: Unknown and Michigan State Highway Department | The only example of its kind in the county, this bridge is in good condition. | 
|
Bay Shore Road Bridge
Escanaba River Bridge Ruins |
| Bay Shore Road (Old US-41 and US-2 Alignment) Over Escanaba River | Escanaba: Delta County, Michigan | Concrete T-Beam, Fixed |
Total Length: 840 ft Main Span Length: 40 ft Main Spans: 21 |
1911 By: Unknown | This is the remains of a mostly collapsed bridge that was once one of the longest t-beam bridges in Michigan. | 
|
Bays Road Bridge
|
| Bays Road Over Middle Branch Portage River | Rural: Wood County, Ohio | Concrete Curved Chord Through Girder, Fixed |
Total Length: 50 ft Main Span Length: 48 ft Roadway Width: 19.4 ft Main Spans: 1 |
1928 By: Unknown | One of a few remaining examples of this attractive concrete bridge type in the county. | 
| X |
Beach-Garland Street Bridge
|
 | Beach Street and Garland Street Over Flint River | Flint: Genesee County, Michigan | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 172 ft Main Span Length: 80 ft Roadway Width: 38 ft Main Spans: 2 |
1921 By: Illinois Bridge Company of Chicago, Illinois | Despite its beauty and history as a Daniel B. Luten arch, Flint allowed this bridge to deteriorate, and demolished it. | 
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Beardsley Avenue Bridge
|
| Beardsley Avenue Over Osolo Township Ditch | Elkhart: Elkhart County, Indiana | Concrete Slab, Fixed | Main Spans: 1 | 1926 By: Elkhart Bridge and Iron Company of Elkhart, Indiana | This tiny bridge is a perfect example of what makes historic bridges so special! | 
| 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. | 
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Beatty Railroad Overpass
|
| Railroad (Norfolk Southern) Over Auction Barn Road | Rural: Westmoreland County, Pennsylvania | Stone Segmental Deck Arch, Fixed | Main Spans: 1 | By: Unknown | An attractive and traditional stone arch railroad overpass. | 
| ! |
Beaver Road Bridge
|
| Beaver Road Over South Branch Tobacco River | Rural: Clare County, Michigan | Concrete Through Girder, Fixed |
Total Length: 40 ft Main Span Length: 37.7 ft Roadway Width: 24 ft Main Spans: 1 |
1924 By: Unknown and Michigan State Highway Department | A concrete girder bridge in very poor condition due to improper maintainance. | 
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Beaver Road Bridge
|
| Beaver Road Over North Branch Kawkawlin River | Rural: Bay County, Michigan | Concrete 60 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 60 ft Main Span Length: 53.8 ft Roadway Width: 22 ft Main Spans: 1 |
1928 By: Miller and Whyte and Michigan State Highway Department | In good condition, this is the last concrete camelback bridge in Bay County. | 
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Beaverdams Creek Railroad Bridge
|
| Railroad (Abandoned) Over Lake Gibson (Power Canal, Beaverdams Creek) | Thorold: Niagara Region, Ontario | Metal Through Girder, Fixed | Main Spans: 1 | 1946 By: Unknown | A large single-span through plate girder that has been abandoned. | 
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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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Beecher Road Bridge
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| Beecher Road Over Misteguay Creek | Rural: Genesee County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 34.8 ft Main Span Length: 30.8 ft Roadway Width: 30 ft Main Spans: 1 |
1928 By: Unknown | One of the best representative examples in a group of bridges in the county that exhibit an unusual variation of a standard plan. | 
| ! |
Beechwood Boulevard Bridge
Greenfield Bridge |
 | Greenfield Road (Beechwood Boulevard) Over I-376, US-22, US-30 (Penn Lincoln Parkway) | Pittsburgh: Allegheny County, Pennsylvania | Concrete Open Spandrel Deck Arch, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 466 ft Main Span Length: 274 ft Roadway Width: 30 ft Main Spans: 1 |
1922 By: E. M. Wichert Company of Pittsburgh, Pennsylvania and Pittsburgh Department of Public Works | This once-proud structure is today an example of our flawed surface transportation funding programs. | 
|
Belding Bridge
Veterans Memorial Bridge |
| M-44 / M-91 (Belding Road / State Street) Over Flat River / Mid-Michigan Railroad | Belding: Ionia County, Michigan | Metal Deck Girder, Fixed |
Total Length: 414 ft Main Span Length: 130 ft Roadway Width: 28 ft Main Spans: 4 |
1950 By: L. A. Davidson of Saginaw, Michigan | This is a good example of a cantilevered deck plate girder, and it was rehabilitated by MDOT! | 
|
Bellaire Bridge
M-88 Bridge |
| Bridge Street (M-88) Over Intermediate River | Bellaire: Antrim County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 59.7 ft Main Span Length: 59.7 ft Roadway Width: 40 ft Main Spans: 1 |
1931 By: L. W. Lamb Company of Jackson, Michigan and Michigan State Highway Department | A classic example of an attractive Michigan steel stringer design. | 
|
Belle Isle Bridge
Douglas MacArthur Bridge |
 | East Grand Boulevard Over Detroit River | Detroit: Wayne County, Michigan | Concrete Cantilever Open Spandrel Deck Arch, Fixed |
Total Length: 2356 ft Main Span Length: 134.8 ft Roadway Width: 61 ft Main Spans: 19 |
1923 By: Unknown | A rare centilevered concrete arch, this is the longest concrete deck arch bridge in Michigan, over 2000 feet in length and 19 spans! | 
|
Belle River Railroad Bridge
|
| Railroad (Canadian National) Over Belle River | Rural: St. Clair County, Michigan | Metal Deck Girder, Fixed | Main Spans: 1 | 1927 By: American Bridge Company of New York, New York | A good example of 1920s plate girder construction. | 
|
Belle River Railroad Bridge
|
| Railroad (Polly Ann Rail-Trail) Over Belle River | Rural: Lapeer County, Michigan | Stone Semicircular Deck Arch, Fixed | Main Spans: 1 | By: Unknown | A pretty little stone arch bridge is a rare survivor in a county filled with historic bridge demolition. | 
|
Belleville Bridge
|
| Bridge Street Over Moira River | Belleville: Hastings County, Ontario | Concrete Rainbow Through Arch, Fixed | Main Spans: 2 | 1930 By: Holdcroft Construction Company of Kingston, Ontario and A. B. Crealock | One of two beautifully restored, rare multi-span rainbow arch bridges in Belleville. | 
|
Bellevue Valley Railway Bridge
|
| Railroad (Algoma Central, Canadian National) Over Belleview Valley | Rural: Algoma District, Ontario | Metal Deck Girder, Fixed |
Total Length: 810 ft |
1915 By: Unknown | An impressive trestle style multi-span plate girder with attractive steel bent supports. | 
|
Belmont Avenue Overpass
|
| Lake Shore Drive (US-41) Over Belmont Avenue | Chicago: Cook County, Illinois | Concrete T-Beam, Fixed |
Total Length: 70 ft Main Span Length: 66 ft Roadway Width: 100 ft Main Spans: 1 |
1940 By: Unknown | This bridge is quite different in design and appearance from other historic overpasses on Lake Shore Drive. | 
|
Benjamin Avenue Railroad Overpass
|
| Railroad (CN) Over Benjamin Avenue | Royal Oak: Oakland County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 82 ft Main Span Length: 30 ft Main Spans: 2 |
1930 By: A. Guthrie and Company of St. Paul, Minnesota | A skewed variation of one of twelve similar railroad over highway bridges in the county, also with different design details. | 
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Bennett Road Culvert
|
| Bennett Road (TR-129) Over Pugh Ditch | Rural: Morrow County, Ohio | Stone Semicircular Deck Arch, Fixed | Main Spans: 1 | By: Unknown | This is a small stone culvert. | 
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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 Road Bridge
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| Bennington Road Over Bear Creek | Rural: Shiawassee County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 27 ft Main Span Length: 24 ft Roadway Width: 23 ft Main Spans: 1 |
1925 By: Unknown | This is a good example of a small-scale 1920s bridge in Michigan, featuring the typical railing of the period. | 
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Benton Bridge
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| US-33 Over Elkhart River | Benton: Elkhart County, Indiana | Concrete Slab, Fixed |
Total Length: 200.8 ft Main Span Length: 37.4 ft Roadway Width: 30 ft Main Spans: 6 |
1953 By: Unknown | This bridge features an unusual and attractive arched concrete superstructure. | 
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Benton E. Day Bridge
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| IN-62 (CR-1200) Over Little Pigeon Creek | Rural: Spencer County, Indiana and Warrick County, Indiana | Metal Continuous Stringer (Multi-Beam), Fixed and Approach Spans: Concrete T-Beam, Fixed |
Total Length: 257 ft Main Span Length: 65 ft Roadway Width: 28 ft Main Spans: 3 |
1955 By: Unknown | This bridge retains good integrity and offers both questions and answers about standard bridge designs in Indiana. | 
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Benton Street East Channel Bridge
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| Benton Street Over Fox River East Channel | Aurora: Kane County, Illinois | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 174 ft Main Span Length: 56 ft Roadway Width: 40 ft Main Spans: 3 |
1924 By: Unknown | This bridge is part of a unique group of arch bridges in Aurora. | 
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Benton Street West Channel Bridge
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| Benton Street Over Fox River West Channel | Aurora: Kane County, Illinois | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 174 ft Main Span Length: 56 ft Roadway Width: 40 ft Main Spans: 3 |
1924 By: Unknown | A traditionally composed concrete arch bridge that has been rehabilitated. | 
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Berlin Fair Drive Bridge
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| Berlin Fair Drive Over Sand Creek | Marne: Ottawa County, Michigan | Concrete 60 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 60 ft Main Span Length: 57.7 ft Roadway Width: 22 ft Main Spans: 1 |
1923 By: Cook and Clark and Michigan State Highway Department | This bridge is in excellent condition and represents a 60 foot version of a significant structure type well. | 
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Berry Road Bridge
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| Berry Road Over Grand River | Rural: Jackson County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 75.8 ft Main Span Length: 73.8 ft Roadway Width: 22 ft Main Spans: 1 |
1932 By: Unknown and Michigan State Highway Department | An exceedingly rare example of the very first bridge design to use the R4 type railing that dominated state construction for 30 years. | 
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Beveridge Bridge
San Saba Suspension Bridge |
 | China Creek Road (CR-200) Over San Saba River | Rural: San Saba County, Texas | Metal Wire Cable Suspension, Fixed |
Total Length: 190 ft Main Span Length: 140 ft Roadway Width: 16 ft Main Spans: 1 |
1896 By: Flinn-Moyer Company of Weatherford, Texas | Although altered, this bridge remains an important bridge built by company of whom little remains. | 
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Big Beaver Road Railroad Overpass
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| Railroad (Canadian National) Over Big Beaver Road | Birmingham: Oakland County, Michigan | Metal Stringer (Multi-Beam), Fixed | Main Spans: 4 | 1930 By: Unknown | A well known Birmingham landmark, this railroad-over-road bridge is quite different from the highway-over-railroad bridges that deal with this same rail line in the area. | 
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Big Four Bridge
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| Railroad (CSX) Over Great Miami River, Main Avenue, and Childrens Home Road (CR-41) | Sidney: Shelby County, Ohio | Concrete Open Spandrel Deck Arch, Fixed |
Total Length: 780 ft Main Span Length: 140 ft Roadway Width: 29 ft Main Spans: 5 |
1923 By: Walsh Construction Company | This gargantuan monumental bridge is so massive that it dwarfs the multi-span through truss next to it. | 
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Birdsboro Bridge
Birdsboro Viaduct |
| PA-82 (Center Road, Furnace Street) Over Schuylkill River and Railroad (Norfolk Southern) | Birdsboro: Berks County, Pennsylvania | Concrete Open Spandrel Deck Arch, Fixed and Approach Spans: Concrete Deck Girder, Fixed |
Total Length: 1123 ft Main Span Length: 108 ft Roadway Width: 25 ft Main Spans: 9 |
1927 By: Unknown and Charles F. Sanders | This large and unique bridge has a bridge ramp that intersects with it, and this ramp has an original brick deck and railings. | 
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Bismark Highway Bridge
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| Bismark Highway Over Sebewa Creek | Rural: Eaton County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 30.8 ft Main Span Length: 27 ft Roadway Width: 16.4 ft Main Spans: 1 |
1921 By: Unknown | A rare example of a steel stringer bridge with lattice railing. | 
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Black Bridge
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| Clark Street (30th Sideroad) Over Beaver River | Clarksburg: Grey County, Ontario | Concrete Rainbow Through Arch, Fixed | Main Spans: 1 | 1923 By: Charles Borromeo Mattaini of Fergus, Ontario | This is an extremely rare example of a rainbow arch with overhead bracing. | 
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Black River Canal Railroad Bridge
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 | Railroad (Mohawk, Adirondack, and Northern) Over Black River Canal | Rural: Oneida County, New York | Metal Deck Girder, Fixed | Main Spans: 1 | By: Unknown | This non-historic bridge crossing a historic canal is included as an opportunity to discuss what actually makes a bridge historic. | 
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Black River Railroad Bridge
Canadian National Railroad Bridge |
| Railroad (Canadian National) Over Black River | Port Huron: St. Clair County, Michigan | Metal Through Girder, Movable: Bascule (Rolling Lift) and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 330 ft Main Span Length: 150 ft Main Spans: 1 |
1929 By: Wisconsin Bridge and Iron Company of Milwaukee, Wisconsin | A 1929 plate girder rolling lift bascule that is still in light use. | 
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Black Rock Bridge
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| Black Rock Road (PA-113) Over Schuylkill River | Rural: Montgomery County, Pennsylvania and Chester County, Pennsylvania | Concrete Open Spandrel Deck Arch, Fixed |
Total Length: 554 ft Main Span Length: 116 ft Roadway Width: 29 ft Main Spans: 5 |
1916 By: Unknown | This significant multi-span concrete arch bridge has been altered, but is still considered a noteworthy historic bridge. | 
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Black Rock Railroad Bridge
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| Railroad (Norfolk Southern) Over Schuylkill River | Rural: Montgomery County, Pennsylvania and Chester County, Pennsylvania | Concrete Closed Spandrel Deck Arch, Fixed | By: Unknown | This attractive multiple span railroad arch bridge carries a railroad over the river. A noteworthy tunnel is on the railroad line next to the bridge. | 
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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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Blaine Hill S Bridge
Bicentennial Bridge |
 | Pasko Drive (Old National Road Alignment) Over Wheeling Creek | Blaine: Belmont County, Ohio | Stone Segmental Deck Arch, Fixed |
Total Length: 345 ft Main Span Length: 44 ft Roadway Width: 27 ft Main Spans: 3 |
1826 By: James Lloyd and Robert Wilson of Hagerstown, Maryland | One of the most important historic bridges in Ohio, this is an impressive and noteworthy remnant of the National Road | 
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Blaine Hill Viaduct
Arches of Memory |
| US-40 (Historic National Road) Over Wheeling Creek | Blaine: Belmont County, Ohio | Concrete Open Spandrel Deck Arch, Fixed and Approach Spans: Concrete T-Beam, Fixed |
Total Length: 754 ft Main Span Length: 133 ft Roadway Width: 38 ft Main Spans: 4 |
1933 By: Unknown and D. H. Overman | A massive and striking high level concrete arch bridge provides a historic background for a nearby 1828 stone arch bridge | 
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Blake's Bridge
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| Main Street (PA-36) Over North Fork Creek | Brookville: Jefferson County, Pennsylvania | Metal Continuous Stringer (Multi-Beam), Fixed |
Total Length: 110 ft Main Span Length: 49 ft Roadway Width: 24.3 ft Main Spans: 2 |
1926 By: Farris Bridge Company of Pittsburgh, Pennsylvania and G. A. Flink | This concrete encased steel stringer had unusual but attractive railings that were different on each side. | 
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Blenheim Road Arch Bridge
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| Blenheim Road (Abandoned Alignment) Over Burgess Lake Outlet (Nith River Tributary) | Rural: Oxford County, Ontario | Concrete Closed Spandrel Deck Arch, Fixed | Main Spans: 1 | By: Unknown | This tiny concrete arch bridge is a long-abandoned bridge that carries a long-abandoned alignment of Blenheim Road. | 
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Blossomland Bridge
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| M-63 (Main Street) Over St. Joseph River | St. Joseph: Berrien County, Michigan | Metal Deck Girder, Movable: Bascule (Rolling Lift) and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 713 ft Main Span Length: 164 ft Roadway Width: 44 ft Main Spans: 1 |
1948 By: American Bridge Company of New York, New York and Hazelet and Erdal of Chicago, Illinois | A rare example of a Scherzer rolling lift bascule bridge. | 
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Bluff City Boulevard Bridge
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| Bluff City Boulevard Over Poplar Creek | Elgin: Cook County, Illinois | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 40 ft Main Span Length: 34 ft Roadway Width: 30.8 ft Main Spans: 1 |
1909 By: Unknown | This is a small but noteworthy in this area as an old, unaltered example of a concrete arch bridge. | 
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Bollinger Road Bridge
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| Bollinger Road Over Perkins Run | Rural: Chester County, Pennsylvania | Stone Segmental Deck Arch, Fixed | Main Spans: 1 | By: Unknown | This is a well-preserved small-scale stone arch bridge. | 
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Bondsville Bridge
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| Private Drive Over Beaver Creek | Rural: Chester County, Pennsylvania | Stone Segmental Deck Arch, Fixed | Main Spans: 2 | By: Unknown | This impressive stone arch bridge is noted for its unusual crenelated parapets. | 
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Bootjack Road Bridge
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| Bootjack Road Over Conestoga River | Rural: Lancaster County, Pennsylvania | Concrete Through Girder, Fixed |
Total Length: 50 ft Main Span Length: 48 ft Roadway Width: 20 ft Main Spans: 1 |
1914 By: John T. Brubaker and Frank H. Shaw of Lancaster, Pennstlvania | A good and relatively early representative example of a concrete through girder in the county. | 
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Borden Road Bridge
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| Borden Road Over Prairie Creek | Rural: Ionia County, Michigan | Concrete 40 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 40 ft Main Span Length: 35.8 ft Roadway Width: 23 ft Main Spans: 1 |
1927 By: Unknown and Michigan State Highway Department | This small camelback bridge adds interest to an otherwise normal roadway. | 
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Boulevard of the Allies Bridge
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| Boulevard of the Allies (PA-885) Over Various Streets | Pittsburgh: Allegheny County, Pennsylvania | Metal Through Girder, Fixed |
Total Length: 351 ft Roadway Width: 40 ft Main Spans: 2 |
1928 By: McClintic-Marshall Company of Pittsburgh, Pennsylvania | This bridge was part of an early example of an attempt to control city congestion and create better traffic flow. | 
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Bowen Road Bridge
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| Bowen Road Over Queen Elizabeth Way (QEW) | Fort Erie: Niagara Region, Ontario | Concrete Rigid-Frame, Fixed | Main Spans: 2 | 1941 By: Unknown | This is the last interesting and early overpass bridge on the QEW, the oldest inter-city freeway in Canada. | 
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Boyer Road Bridge
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| Boyer Road Over I-94 | Rural: Berrien County, Michigan | Concrete Continuous Curved T-Beam, Fixed |
Total Length: 337 ft Main Span Length: 105 ft Roadway Width: 22 ft Main Spans: 4 |
1960 By: Pierson Contracting Company and Owen-Ames-Kimball Company and Michigan State Highway Department | This representative example bridge is noted for its 47 degree skew. | 
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Braidwood Road Bridge
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| Braidwood Road Over Belle River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 61 ft Main Span Length: 57.7 ft Roadway Width: 24 ft Main Spans: 1 |
1940 By: J. H. Baker and Sons of Port Huron, Michigan | A complete example of a 1940s beam bridge. | 
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Brandywine Bridge
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| Strasburg Road Over West Branch Brandywine Creek | Mortonville: Chester County, Pennsylvania | Stone Segmental Deck Arch, Fixed |
Total Length: 220 ft Main Span Length: 60 ft Roadway Width: 26 ft Main Spans: 4 |
1826 By: Wilson | This bridge is a relatively large stone arch and is extremely old. | 
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Brandywine Bridge
Cope's Bridge |
| Strasburg Road (PA-162) Over East Branch Brandywine Creek | Rural: Chester County, Pennsylvania | Stone Segmental Deck Arch, Fixed |
Total Length: 152 ft Main Span Length: 66 ft Roadway Width: 21.7 ft Main Spans: 3 |
1807 By: Anthony Taylor and John Lewis | This ancient stone arch bridge is one of the two oldest bridges in the county. | 
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Brandywine Creek Road Bridge
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| Brandywine Creek Road Over Buck Run and Doe Run | Rural: Chester County, Pennsylvania | Stone Segmental Deck Arch, Fixed |
Total Length: 68 ft Main Span Length: 24 ft Roadway Width: 17.7 ft Main Spans: 3 |
1915 By: Corcoran Construction Company of West Chester, Pennsylvania and Nathan R. Rambo | This three span arch bridge connects to a newer 1937 steel stringer bridge. | 
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Brandywine Viaduct
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| Railroad (CSX) Over Brandywine Creek | Wilmington: New Castle County, Delaware | Stone Semicircular Deck Arch, Fixed |
Total Length: 764 ft Main Span Length: 100 ft Main Spans: 7 |
1910 By: Unknown | This is an enormous stone arch bridge built by the Baltimore and Ohio Railroad. | 
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Brantford Railway Girder Bridge
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 | Railroad (Rail-Trail) Over Grand River | Brantford: Brant County, Ontario | Metal 6 Panel Through Girder, Fixed | Main Spans: 4 | By: Unknown | A traditionally composed plate girder sitting on unusual caissons. | 
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Brewers Bridge
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| Brewers Bridge Road (Cotton Belt Route) Over Beaverdam Creek | Rural: Elbert County, Georgia | Concrete Curved Chord Through Girder, Fixed and Approach Spans: Concrete T-Beam, Fixed |
Total Length: 219.2 ft Main Span Length: 62 ft Roadway Width: 17.7 ft Main Spans: 2 |
1924 By: Mallory and Nash | This is the only known example of a curved chord through girder bridge in Georgia. | 
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