| 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 |
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. | 
|
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 | 
|
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. | 
|
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. | 
|
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. | 
|
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. | 
|
Blue Water Bridge
Original/Westbound Span |
 | I-69 and I-94 / KH-402 Over St. Clair River | Port Huron and Sarnia (Point Edward): St. Clair County, Michigan and Lambton County, Ontario | Metal Cantilever (Arched) Rivet-Connected Polygonal Warren Through Truss, Fixed and Approach Spans: Metal Rivet-Connected Warren Deck Truss, Fixed |
Total Length: 6178 ft Main Span Length: 871 ft Roadway Width: 32 ft Main Spans: 3 |
1938 By: American Bridge Company of New York, New York and Modjeski and Masters | Designed by Modjeski and Masters, this monumental bridge features an extremely rare shape of cantilever and continues to carry unimaginable traffic. | 
|
Braidwood Road Bridge
|
 | 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. | 
|
Bryce Road Bridge
|
 | Bryce Road Over Pine River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 82 ft Main Span Length: 38.7 ft Roadway Width: 22 ft Main Spans: 2 |
1923 By: Unknown | This relatively old steel stringer bridge is skewed and features good historic integrity. | 
|
Burns Road Culvert
|
| Burns Road Over Local Drain | Rural: St. Clair County, Michigan | Metal Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | The railings on this culvert look like they came from a light-weight truss bridge. | 
| S |
Capac Road Bridge
|
| Capac Road Over Belle River | Rural: St. Clair County, Michigan | Metal Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown and Michigan State Highway Department | This bridge is now sitting on private property next to its replacement slab. | 
| X |
Capac Road Bridge
|
 | Capac Road Over North Branch Mill Creek | Rural: St. Clair County, Michigan | Concrete Through Girder, Fixed |
Total Length: 41 ft Main Span Length: 35.8 ft Roadway Width: 20 ft Main Spans: 1 |
1938 By: Unknown | An extremely well preserved example of a standard concrete girder bridge. | 
|
Chartier Road Bridge
|
| Chartier Road Over Marine City Dredge Cut | Rural: St. Clair County, Michigan | Concrete Through Girder, Fixed |
Total Length: 35.8 ft Main Span Length: 31.8 ft Roadway Width: 20 ft Main Spans: 1 |
1922 By: A. Tenniswood of Yale, Michigan and Michigan State Highway Department | This bridge retains excellent historic integrity and is an example of a threatened bridge type. | 
|
Comstock Road Bridge
|
| Comstock Road Over Silver Creek (Eves Drain) | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 59.7 ft Main Span Length: 29 ft Roadway Width: 20 ft Main Spans: 2 |
1939 By: Unknown | A 1930s/40s style beam bridge was partially restored. | 
|
Cove Road Bridge
|
| Cove Road Over Unnamed Creek | Rural: St. Clair County, Michigan | Concrete T-Beam, Fixed |
Total Length: 26.2 ft Main Span Length: 22 ft Roadway Width: 19.4 ft Main Spans: 1 |
1921 By: Unknown | This is a good example of small-scale t-beam construction in Michigan. | 
| X |
Division Road Bridge
|
| Division Road Over Belle River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 140 ft Main Span Length: 70 ft Roadway Width: 24 ft Main Spans: 3 |
1941 By: Unknown | This was one of the larger examples of this design of stringer bridge. | 
|
Fisher Road Birch Creek Bridge
|
| Fisher Road Over Birch Creek | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 47.2 ft Main Span Length: 41.3 ft Roadway Width: 22 ft Main Spans: 1 |
1931 By: Meredith Construction Company and Michigan State Highway Department | A good example of a 1930s stringer bridge in Michigan, this structure is in remarkably good condition. | 
| L |
Fisher Road Black River Bridge
|
| Fisher Road Over Black River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 119.8 ft Main Span Length: 56.8 ft Roadway Width: 22 ft Main Spans: 2 |
1928 By: Unknown and Michigan State Highway Department | This once-attractive bridge has been so heavilly altered it no longer is beautiful or historic. | 
|
Fisher Road Bridges
|
 | Fisher Road Over Various Creeks and Drains | Rural: St. Clair County, Michigan | Concrete Slab, Fixed |
Total Length: 31 ft Main Span Length: 31 ft Roadway Width: 25 ft Main Spans: 1 |
1935 By: Unknown | A general review of a series of tiny bridges on Fisher Road, which collectively document the structure design quite well. | 
| X |
Ford Road Bridge
Old Iron Bridge |
 | Ford Road Over Prices Creek | Rural: St. Clair County, Michigan | Metal Pin-Connected Pratt Through Truss, Fixed |
Total Length: 100 ft Main Span Length: 98 ft Roadway Width: 14 ft Main Spans: 1 |
By: Unknown | This locally well known and memorable through truss collapsed during a flood in 2002. | 
| X |
Fred Moore Highway Bridge
|
| Fred Moore Highway Over Pine River | St. Clair: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 180 ft Main Span Length: 59.7 ft Roadway Width: 37 ft Main Spans: 3 |
1960 By: Unknown and Michigan State Highway Department | Although its superstructure was considered satisfactory by the national bridge inventory at the time, this bridge was demolished. | 
| S |
Frith Road Bridge
Fitzgerald Road Bridge |
| Frith Road Over Pine River | Rural: St. Clair County, Michigan | Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed |
Total Length: 179 ft Main Span Length: 112 ft Roadway Width: 16 ft Main Spans: 1 |
By: Unknown | This attractive and historic through truss bridge was a local treasure that is now in storage awaiting relocation and reuse. | 
|
Frith Road Private Bridge
|
 | Private Drive Over Smiths Creek | Rural: St. Clair County, Michigan | Metal 5 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed | Main Spans: 1 | By: Groton Bridge Company of Groton, New York | A small, old, rare pony truss that has moved two times. | 
|
Goodells Road Moore Creek Branch Bridge
|
 | Goodells Road Over Moore Creek Branch | Rural: St. Clair County, Michigan | Concrete Through Girder, Fixed |
Total Length: 40.4 ft Main Span Length: 37 ft Roadway Width: 18.4 ft Main Spans: 1 |
1920 By: Unknown and Michigan State Highway Department | One of three concrete through girders on Goodells Road. | 
|
Goodells Road Moore Creek Bridge
|
| Goodells Road Over Moore Creek | Rural: St. Clair County, Michigan | Concrete Through Girder, Fixed |
Total Length: 30.5 ft Main Span Length: 26.6 ft Roadway Width: 20.3 ft Main Spans: 1 |
1920 By: Unknown and Michigan State Highway Department | A variation of the standard through girder bridge design in Michigan. | 
|
Goodells Road Pine River Bridge
|
| Goodells Road Over Branch Pine River | Goodells: St. Clair County, Michigan | Concrete Through Girder, Fixed |
Total Length: 35.8 ft Main Span Length: 30 ft Roadway Width: 24 ft Main Spans: 1 |
1916 By: Unknown and Michigan State Highway Department | An old example of the standard through girder bridge design for Michigan. | 
|
Gratiot Avenue Belle River Bridge
|
| Gratiot Avenue Over Belle River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 123 ft Main Span Length: 58.7 ft Roadway Width: 40 ft Main Spans: 2 |
1931 By: H. G. Christman Burke Company of Lansing, Michigan and Michigan State Highway Department | A remnant of the US-25 days of Gratiot Avenue, this bridge also plays a role in a larger story involving several historic bridges. | 
| ! |
Gratiot Avenue Pine River Bridge
|
| Gratiot Avenue Over Pine River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 123 ft Main Span Length: 58.7 ft Roadway Width: 40 ft Main Spans: 2 |
1931 By: E. C. Nolan and Son of Detroit, Michigan and Michigan State Highway Department | A remnant of the US-25 days of Gratiot Avenue, this bridge displays the width of a road that was once three lanes rather than two. | 
|
Griswold Road Bridge
|
 | Griswold Road Over Pine River | Rural: St. Clair County, Michigan | Concrete 90 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 90 ft Main Span Length: 84 ft Roadway Width: 22 ft Main Spans: 1 |
1925 By: Unknown and Michigan State Highway Department | Although the deck was repaired, this once-proud structure has experienced severe spalling of its concrete girders. | 
| X |
I-94 / I-69 Black River Bridge
|
| I-69 / I-94 Over Black River and Riverside Drive | Port Huron: St. Clair County, Michigan | Metal Deck Girder, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 766 ft Main Span Length: 146 ft Roadway Width: 56.8 ft Main Spans: 3 |
1950 By: Fry and Cain / Walter Toebe Company and Michigan State Highway Department | Predating the interstate highway system, this bridge was a rare Michigan example of a cantilevered plate girder with a suspended span. | 
| S |
Indian Trail Bridge
Radike Mills Bridge |
 | Indian Trail Road Over Belle River | Rural: St. Clair County, Michigan | Metal 12 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 93.8 ft Main Span Length: 88 ft Roadway Width: 24 ft Main Spans: 1 |
1937 By: Couse and Saunders of Detroit, Michigan | An extremely rare and beautiful example of its type in Michigan, with a rich, documented history. | 
|
Jeddo Road Mill Creek Bridge
|
 | Jeddo Road Over Mill Creek | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 73.8 ft Main Span Length: 29 ft Roadway Width: 20 ft Main Spans: 2 |
1939 By: Marshall Campbell of Port Huron, Michigan | This bridge retains excellent historic integrity and is a Depression era bridge. | 
| X |
Jeddo Road Silver Creek Bridge
|
 | Jeddo Road Over Silver Creek | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 51 ft Main Span Length: 47 ft Roadway Width: 17.7 ft Main Spans: 1 |
1920 By: Unknown | A relatively long example of a lattice guardrail beam bridge. | 
| X |
Kilburn Road Bridge
|
| Kilburn Road Over Plum Creek | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 27 ft Main Span Length: 24 ft Roadway Width: 24 ft Main Spans: 1 |
1922 By: Unknown | A small beam bridge in a picturesque setting. | 
| X |
Lakeshore Drive Bridge
|
 | Lakeshore Drive Over Carrigan Drain | Near Port Huron: St. Clair County, Michigan | Concrete T-Beam, Fixed |
Total Length: 28 ft Main Span Length: 23.3 ft Roadway Width: 38 ft Main Spans: 1 |
1936 By: Unknown | This bridge was widened in 1947 and is a great example of why details matter with bridges. | 
|
Lambs Road Bridge
|
| Lambs Road Over Smiths Creek (Spencer Drain) | Rural: St. Clair County, Michigan | Concrete T-Beam, Fixed |
Total Length: 24 ft Main Span Length: 21 ft Roadway Width: 20 ft Main Spans: 1 |
1922 By: Unknown | An example of small-scale t-beam construction, a structure type that today is taken over by culverts. | 
|
Masters Road Bridge
|
 | Masters Road Over Belle River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 57.7 ft Main Span Length: 54.8 ft Roadway Width: 20 ft Main Spans: 1 |
1935 By: J. H. Baker and Sons of Port Huron, Michigan | A 1930s depression relief funded bridge. | 
|
Mayer Road Driveway Bridge
|
 | Private Driveway Over Smiths Creek | Rural: St. Clair County, Michigan | Metal 3 Panel Pin-Connected Pratt Through Truss, Fixed | Main Spans: 1 | 1906 By: Joliet Bridge and Iron Company of Joliet, Illinois | An attractive pony truss with riveted connections adds character to a driveway. | 
|
Military Street Bridge
|
 | Military Street (BL 69/94) Over Black River | Port Huron: St. Clair County, Michigan | Non-Historic, Movable: Bascule (Rolling Lift) |
Total Length: 147 ft Main Span Length: 99.7 ft Roadway Width: 48 ft Main Spans: 1 |
1991 By: Unknown | A non-historical bascule bridge tour to compare to the historic Seventh Street Bridge also in Port Huron. | 
| X |
Military Street Railroad Overpass
|
| Military Street (BL-94) Over Railroad (Abandoned CSX) | Port Huron: St. Clair County, Michigan | Metal Through Girder, Fixed |
Total Length: 70 ft Main Span Length: 70 ft Roadway Width: 44 ft Main Spans: 1 |
1949 By: L. W. Lamb Company of Jackson, Michigan | A rare highway plate girder, with modified sidewalk railings. | 
|
Mill Creek Railroad Bridge
|
 | Railroad (Wadhams-Avoca Rail-Trail) Over Mill Creek | Rural: St. Clair County, Michigan | Metal 6 Panel Pin-Connected Pratt Deck Truss, Fixed |
Total Length: 640 ft Main Spans: 1 |
By: Unknown | Among the largest deck truss bridges in Michigan, is this impressive, extremely unusual structure. | 
|
Norman Road Bridge
|
| Norman Road Over Black River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 150 ft Main Span Length: 72.8 ft Roadway Width: 24 ft Main Spans: 2 |
1935 By: Unknown | This bridge has a distinctive pier detail and built-up riveted stringers. | 
| X |
O'Neil Road Bridge
|
| O'Neil Road Over South Branch Pine River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 20 ft Main Span Length: 20 ft Roadway Width: 17.7 ft Main Spans: 1 |
1930 By: Unknown | A tiny wooden decked beam bridge that was known for blending in with its surroundings. | 
|
Old Fred Moore Highway Bridge
|
 | Fred Moore Highway (Old Alignment) Over Pine River | St. Clair: St. Clair County, Michigan | Concrete Deck Girder, Fixed | Main Spans: 3 | By: Unknown | An attractive and very unusual design in Michigan, this bridge now serves a bike path, with modern guardrails ruining the originals. | 
|
Pine River CN Railroad Bridge
|
| Railroad (Canadian National) Over Pine River | Rural: St. Clair County, Michigan | Metal Deck Girder, Fixed | Main Spans: 2 | By: Unknown | A two span deck plate girder with many modifications | 
| ! |
Pointe Drive Bridge
|
| Pointe Drive Over Unnamed Canal | Rural: St. Clair County, Michigan | Concrete Through Girder, Fixed |
Total Length: 36 ft Main Span Length: 30.8 ft Roadway Width: 22 ft Main Spans: 1 |
1938 By: Hill and Belknap and Michigan State Highway Department | A former trunk line bridge built to a Michigan standard girder bridge plan. | 
| ! |
Port Huron Railroad Bridge
Pere Marquette Railroad Bridge |
 | Railroad (Abandoned CSX) Over Black River | Port Huron: St. Clair County, Michigan | Metal 8 Panel Rivet-Connected Warren Through Truss, Movable: Bascule (Abt) and Approach Spans: Metal Through Girder, Fixed |
Total Length: 234 ft Main Span Length: 173 ft Roadway Width: 18 ft Main Spans: 1 |
1931 By: American Bridge Company of New York, New York | Unused for many years, this extremely rare example of an Abt bascule bridge is a significant Port Huron landmark. | 
| X |
Rattle Run Road Bridge
Clinton Avenue Bridge |
| Rattle Run Road (Clinton Avenue) Over Pine River | Near St. Clair: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 123 ft Main Span Length: 59.7 ft Roadway Width: 30 ft Main Spans: 2 |
1931 By: Brenaman Corporation and Michigan State Highway Department | Bridges of this design in Michigan are slowly disappearing off of today's roadways. | 
| ! |
Richman Road Bridge
|
| Richman Road Over Smiths Creek | Rural: St. Clair County, Michigan | Metal 3 Panel Rivet-Connected Pratt Half-Hip Pony Truss, Fixed | Main Spans: 1 | By: Unknown | A small Pratt pony truss in extremely bad condition sits closed and forgotten. | 
| ! |
Riley Center Road Bridge
|
| Riley Center Road Over Belle River | Riley Center: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 62 ft Main Span Length: 60.4 ft Roadway Width: 20 ft Main Spans: 1 |
1935 By: Unknown | This bridge is significant for being built during the Great Depression, and also its good historic integrity. | 
|
Rynn and Fargo Road Bridges
|
| Rynn and Fargo Roads Over Oloughlin Drain | Rural: St. Clair County, Michigan | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 22 ft Main Span Length: 20 ft Roadway Width: 15.7 ft Main Spans: 1 |
1920 By: Unknown | These tiny bridges, adjacent to each other, are St. Clair County's last concrete arch bridges. | 
| X |
Shortcut Road Bridge
|
| Shortcut Road Over Swan Creek | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 51 ft Main Span Length: 46 ft Roadway Width: 20 ft Main Spans: 1 |
1950 By: Unknown | This little bridge was demolished, despite its decent condition. | 
|
Smiths Creek Bridge
|
| Main Street Over Smiths Creek | Smiths Creek: St. Clair County, Michigan | Concrete Through Girder, Fixed |
Total Length: 30.5 ft Main Span Length: 26 ft Roadway Width: 20 ft Main Spans: 1 |
1922 By: Unknown and Michigan State Highway Department | A small example of its type, in decent structural condition. | 
|
Smiths Creek Road Bridge
|
 | Smiths Creek Road Over Smiths Creek | Rural (Near Smiths Creek): St. Clair County, Michigan | Concrete Through Girder, Fixed |
Total Length: 40.4 ft Main Span Length: 36 ft Roadway Width: 20 ft Main Spans: 1 |
1916 By: Unknown and Michigan State Highway Department | One of the oldest concrete girder bridges in Michigan, this small bridge's girders have spalled severely. | 
| S |
Speaker Road Bridge
|
| Speaker Road Over South Branch Mill Creek | Rural: St. Clair County, Michigan | Metal 5 Panel Pin-Connected Parker Pony Truss, Fixed |
Total Length: 70 ft Main Span Length: 66 ft Roadway Width: 15 ft Main Spans: 1 |
1908 By: Unknown | One of the most important bridges in Michigan, this structure is now in storage awaiting restoration and reuse elsewhere. | 
|
Sperry Road Bridge
|
| Sperry Road Over Belle River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 79.7 ft Main Span Length: 40 ft Roadway Width: 28 ft Main Spans: 2 |
1948 By: D. T. Frank | A good example of a 1940s bridge that features an uncommon railing design. | 
|
St. Clair Highway Bridge
|
| St. Clair Highway Over Belle River | Rural: St. Clair County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 100.7 ft Main Span Length: 48 ft Roadway Width: 32.8 ft Main Spans: 2 |
1947 By: E. C. Nolan and Son of Detroit, Michigan and Michigan State Highway Department | This multi-span bridge has low clearance and rusting guardrails. | 
| ! |
Vernier Street Bridge
|
| Vernier Street Over Swan Creek | Fairhaven: St. Clair County, Michigan | Concrete 50 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 50 ft Main Span Length: 45 ft Roadway Width: 22 ft Main Spans: 1 |
1922 By: J. E. Mason and Michigan State Highway Department | One of the oldest examples of Michigan's curved-chord through girder bridge. | 
| X |
Wadhams Bridge
|
| Wadhams Road Over Black River | Wadhams: St. Clair County, Michigan | Metal Deck Girder, Fixed |
Total Length: 527 ft Main Span Length: 68 ft Roadway Width: 26 ft Main Spans: 3 |
1939 By: E. C. Nolan and Son of Detroit, Michigan | This relatively large bridge is an unusual structure and has also been heavily modified. | 
| X |
Wadhams Road Bridge
|
| Wadhams Road Over Pine River | Rural: St. Clair County, Michigan | Concrete 75 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 150 ft Main Span Length: 75 ft Roadway Width: 22 ft Main Spans: 2 |
1927 By: Walter Toebe Company and Michigan State Highway Department | In excellent structural condition, St. Clair County chose demolition of this beautiful, nationally significant structure over a one-way couplet of bridges. | 
| X |
Werner Road Bridge Ruins
|
| Werner Road Over Belle River | Rural: St. Clair County, Michigan | Metal Pin-Connected Pratt Pony Truss, Fixed | By: Unknown | This bridge has been gone for a number of years, but parts left behind tell a tale of history. | 
|
Yale Road Bridge
|
| Yale Road Over Silver Creek (Eves Drain) | Rural: St. Clair County, Michigan | Concrete 50 Foot Plan Curved Chord Through Girder, Fixed |
Total Length: 50 ft Main Span Length: 46 ft Roadway Width: 20 ft Main Spans: 1 |
1920 By: Richard Adler and Michigan State Highway Department | An example of a rare structure type unique to Michigan, this bridge is in good condition. | 
|
|---|
