| 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 |
Base Line Bridge
|
 | Base Line Over Indian River | Rural: Peterborough County, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge is a good example of a heritage bridge built by a local bridge builder. | 
| ! |
Birdsall Bridge
|
| River Road Over Ouse River | Rural: Peterborough County, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 73.5 ft Main Span Length: 62 ft Roadway Width: 14.4 ft Main Spans: 1 |
By: Unknown | This attractive truss bridge on a quiet rural road was relocated here in the 1950s. | 
|
Canadian National Railway Girder Bridge
|
| Railroad (Canadian National) Over Otonabee River (Trent-Severn Waterway) | Peterborough: Peterborough County, Ontario | Metal Through Girder, Movable: Swing (Center Bearing Center Pier) and Approach Spans: Metal Deck Girder, Fixed | Main Spans: 1 | 1888 By: Hamilton Bridge Company of Hamilton, Ontario | This railway plate girder swing bridge is a nice contrast to the two railway truss swing bridges in Peterborough. | 
|
Canadian National Railway Truss Bridge
|
 | Railroad (Abandoned Canadian National) Over Trent-Severn Waterway | Peterborough: Peterborough County, Ontario | Metal Rivet-Connected Warren Through Truss, Movable: Swing (Rim Bearing Center Pier) |
Main Span Length: 217.5 ft Main Spans: 1 |
1898 By: Central Bridge and Engineering Company of Peterborough, Ontario | This abandoned swing bridge is a beautiful heritage landmark for users of the nearby Rotary Greenway Trail. | 
|
Canadian Pacific Railway Bridge
|
 | Railroad (Canadian Pacific) and Pedestrian Walkway Over Otonabee River | Peterborough: Peterborough County, Ontario | Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed (Rim Bearing Center Pier) and Approach Spans: Metal Through Girder, Fixed | Main Spans: 2 | 1913 By: Hamilton Bridge Company of Hamilton, Ontario | This impressive bridge could be throught of as two bridges since a causeway connects two parts of the structure. | 
|
Canadian Pacific Railway Swing Bridge
Bridge Number 25 |
| Railroad (Canadian Pacific) Over Trent-Severn Waterway | Peterborough: Peterborough County, Ontario | Metal Rivet-Connected Warren Through Truss, Movable: Swing (Rim Bearing Center Pier) |
Total Length: 190 ft Main Span Length: 187 ft Main Spans: 1 |
1898 By: Central Bridge and Engineering Company of Peterborough, Ontario | This impressive swing bridge continues to operate for trains and boats as needed and is easy to view. | 
|
Division Road Bridge
Guerin Bridge |
| Division Road Over Indian River | Rural (Guerin): Peterborough County, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This is a riveted pony truss that appears to be in fair condition on this rural road. | 
|
Hunter Street Bridge
Asburnham Bridge |
 | Hunter Street Over Otonabee River | Peterborough: Peterborough County, Ontario | Concrete Open Spandrel Deck Arch, Fixed and Approach Spans: Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 900 ft Main Span Length: 234 ft Roadway Width: 33.3 ft Main Spans: 1 |
1921 By: Russell-Townsend Company and Frank Barber of Toronto, Ontario | This is a landmark heritage bridge with significance for its aesthetic details and use of unreinforced concrete. | 
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Indian River Railroad Bridge
|
 | Railroad (Abandoned) Over Indian River | Rural: Peterborough County, Ontario | Metal Through Girder, Fixed | Main Spans: 1 | By: Unknown | This abandoned bridge is a fairly long single span plate girder. | 
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