| 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 |
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. | 
|
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. | 
|
Bath House Road Bridge
|
 | 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. | 
|
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. | 
| ! |
Escanaba Railroad Bridge
CN Railway Bridge 117.01 |
 | Railroad (Canadian National) Over Escanaba River | Escanaba: Delta County, Michigan | Metal 5 Panel Rivet-Connected Lattice (Quadruple Warren) Through Truss, Fixed |
Total Length: 675 ft Main Span Length: 67.6 ft Roadway Width: 10 ft Main Spans: 10 |
1892 By: Lassig Bridge and Iron Works of Chicago, Illinois | Among the longest railroad bridges in Michigan this is a rare lattice truss bridges, one of only a handful in the state. | 
|
Escanaba River Railroad Bridge
|
 | Railroad (Canadian National) Over Escanaba River | North Escanaba: Delta County, Michigan | Metal 10 Panel Rivet-Connected Warren Deck Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 680 ft Main Span Length: 100 ft Main Spans: 5 |
1901 By: American Bridge Company of New York, New York | This is an impressive, massive multi-span deck truss. | 
| X |
Escanaba Street Railway Bridge
|
 | Railroad (Abandoned Escanaba Street Railway) Over Escanaba River | Escanaba: Delta County, Michigan | Wood Stringer (Multi-Beam), Fixed |
Total Length: 390 ft Main Span Length: 16.3 ft Main Spans: 24 |
1893 By: Unknown | The wooden substructure remains of this long-lost bridge is one of several bridge ruins in this area. | 
| X |
Escanaba Traction Company Bridge
|
 | Railroad (Abandoned Escanaba Traction Company) Over Escanaba River | Escanaba: Delta County, Michigan | Metal Deck Girder, Fixed | By: Unknown | Only the crumbling remains of the substructure remain of this unusual bridge, but the substructure still manage to help tell a story. | 
|
Forest Highway 13 Bridge
|
 | Forest Highway 13 Over Sturgeon River | Rural: Delta County, Michigan | Concrete Continuous Curved T-Beam, Fixed |
Total Length: 105 ft Main Span Length: 33.8 ft Roadway Width: 29 ft Main Spans: 3 |
1941 By: Alpine Excavating Company of St. Ignace, Michigan and Michigan State Highway Department | A remarkably unaltered and relatively early example of a curved t-beam in Michigan. | 
|
M-35 Bark River Bridge
|
| M-35 Over Bark River | Rural: Delta County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 70 ft Main Span Length: 70 ft Roadway Width: 38 ft Main Spans: 1 |
1948 By: C. G. Bridges and Michigan State Highway Department | This bridge is noted as a fairly long span example of its type, and for its non-standard, elaborate abutments. | 
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M-35 Railroad Overpass
|
| Railroad (Canadian National) Over M-35 | Gladstone: Delta County, Michigan | Metal Through Girder, Fixed and Approach Spans: Concrete Slab, Fixed |
Total Length: 84 ft Main Span Length: 61 ft Main Spans: 1 |
1936 By: Gosner and Company | This plate girder overpass is skewed and has three girder lines. | 
|
Maple Ridge Road Bridge
|
| Maple Ridge Road (CR-432) Over Rapid River | Rural: Delta County, Michigan | Metal Stringer (Multi-Beam), Fixed |
Total Length: 60 ft Main Span Length: 67 ft Roadway Width: 20 ft Main Spans: 1 |
1939 By: Unknown | This bridge is noted for its unusual railings which appear to be based off of a more common standard railing design in Michigan. | 
|
Old US-2 Little Fishdam River Bridge
|
| Old US-2 (N-32) Over Little Fishdam River | Rural: Delta County, Michigan | Concrete Through Girder, Fixed |
Total Length: 25.6 ft Main Span Length: 21.7 ft Roadway Width: 19 ft Main Spans: 1 |
1920 By: Unknown and Michigan State Highway Department | This is one of the smallest through girder bridges known to remain in Michigan. | 
|
Old US-41 Rapid River Bridge
|
 | CR-I39 (15 Road) Over Rapid River | Rural: Delta County, Michigan | Concrete Through Girder, Fixed |
Total Length: 70 ft Main Span Length: 33.8 ft Roadway Width: 17 ft Main Spans: 2 |
1916 By: Delta Contracting Company of Escanaba, Michigan and Michigan State Highway Department | This bridge is among the oldest trunk line bridges in Michigan and an early, rare multi-span concrete girder. | 
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