| 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 |
Balls Falls Bridge
|
 | 6th Avenue Over 20 Mile Creek | Rural: Niagara Region, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge is located where 6th Avenue passes through a park setting at a historic crossing right by a spectacular waterfall. | 
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Beaverdams Creek Railroad Bridge
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 | 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. | 
| ! |
Beaverdams Road Bridge
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 | Beaverdams Road Over Lake Gibson (Power Canal, Beaverdams Creek) | Thorold: Niagara Region, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | 1946 By: Unknown | This attractive riveted pony truss is the latest heritage bridge in the Region of Niagara to be at risk for demolition. | 
| ! |
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. | 
| ! |
Burgoyne Bridge
St. Paul Street Bridge |
 | St. Paul Street Over 12 Mile Creek | St. Catharines: Niagara Region, Ontario | Metal 6 Panel Rivet-Connected Warren Deck Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 1236 ft Main Span Length: 120 ft Roadway Width: 30 ft Main Spans: 7 |
1915 By: Dominion Steel and Coal Corporation and Sprague and Reppert of Pittsburgh, Pennsylvania | Despite its significance as an impressive deck truss that soars across the valley of 12 Mile Creek, demolition is planed for this heritage bridge. | 
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Campbell Bridge
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 | Grimsby Road 16 Over 20 Mile Creek | Lincoln: Niagara Region, Ontario | Concrete Rigid-Frame, Fixed | Main Spans: 1 | 1962 By: Unknown | This is a locally noteworthy example of an unaltered standard Ontario rigid-frame bridge. | 
| ! |
Central Avenue Bridge
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 | Central Avenue Over Railroad (Canadian National) | Fort Erie: Niagara Region, Ontario | Metal 10 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 417 ft Main Span Length: 204 ft Roadway Width: 30 ft Main Spans: 1 |
1955 By: Hamilton Bridge Company of Hamilton, Ontario and C.R. Hagey Engineering Associates of Fort Erie, Ontario | This large viaduct represents a significant monument to mid-20th Century engineering, yet is slated for demolition. | 
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Clarence Street Bridge
Welland Canal Bridge #21 |
| Clarence Street Over Welland Canal | Port Colborne: Niagara Region, Ontario | Metal 9 Panel Rivet-Connected Parker Through Truss, Movable: Vertical Lift | Main Spans: 1 | By: Unknown | This is the southernmost bridge on the Welland Canal and an outstanding example of the vertical lift bridges used on the canal. | 
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Creek Road Bridge
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| Creek Road (RR-45) Over Oswego Creek | Rural: Niagara Region, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | One of a decreasing number of surviving truss bridges in Niagara Region. | 
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Dain City Railway Bridge
Welland Canal Bridge #17 |
| Railroad (Trillium Railway) Over Welland Canal (Abandoned) | Dain City: Niagara Region, Ontario | Metal 9 Panel Rivet-Connected Parker Through Truss, Movable: Vertical Lift and Approach Spans: Metal Deck Girder, Fixed | Main Spans: 1 | By: Unknown | This cool railroad vertical lift, serving a single set of tracks, is much more narrow than the highway bridges. | 
| X |
Decew Road Bridge
|
 | Decew Road Over Lake Gibson (12 Mile Creek) | Rural: Niagara Region, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Standard Steel Construction Company of Port Robinson, Ontario | This unusual bridge is a two-span pony truss, but one span is larger than the other. Demolished Summer 2010 | 
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Forks Road Bridge
Welland Canal Bridge #18 |
| Forks Road Over Welland Canal (Abandoned) | Dain City: Niagara Region, Ontario | Metal 9 Panel Rivet-Connected Parker Through Truss, Movable: Vertical Lift | Main Spans: 1 | By: Unknown | This bridge was once a vertical lift, but its towers were removed. | 
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Glass Avenue Bridge
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| Glass Avenue (Abandoned Alignment) Over 15 Mile Creek (Old Channel) | Rural: Niagara Region, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This abandoned bridge is a reminder that Glass Avenue once went in a different direction in this area. | 
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Glendale Avenue Bridge
Welland Canal Bridge #5 |
| Glendale Avenue Over Welland Canal | St. Catharines: Niagara Region, Ontario | Metal 9 Panel Rivet-Connected Parker Through Truss, Movable: Vertical Lift | Main Spans: 1 | By: Unknown | An extensive photo-documentation of one of several beautiful and functional vertical lifts on Welland Canal. | 
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Grimsby Road 7 Bridge
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| Grimsby Road 7 Over 20 Mile Creek | Rural: Niagara Region, Ontario | Metal 6 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This attractive truss bridge has been closed to vehicular traffic but remains accessible to pedestrians. | 
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Henley Bridge
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| Queen Elizabeth Way (QEW) Over 12 Mile Creek | St. Catharines: Niagara Region, Ontario | Concrete Open Spandrel Deck Arch, Fixed | 1939 By: Unknown | Twin multi-span arch bridges for QEW traffic with detailed statues on top. | 
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Henley Island Bridge
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| Henley Island Road Over Martindale Pond (12 Mile Creek) | Rural: Niagara Region, Ontario | Metal Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | 1921 By: Unknown | This small metal truss bridge has been rehabilitated for continued light vehicular use. | 
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Hodgkins Road Bridge
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| Hodgkins Road Over 20 Mile Creek | Rural: Niagara Region, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | Although closed to traffic, this is an outstanding early 20th Century truss bridge surviving in this region with few alterations. | 
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International Railway Bridge
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| Railway (Canadian National) Over Niagara River | Buffalo and Fort Erie: Erie County, New York and Niagara Region, Ontario | Metal Pin-Connected Pratt Through Truss, Movable: Swing (Center Pier) and Approach Spans: Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 1967.5 ft Main Span Length: 358 ft Roadway Width: 18 ft Main Spans: 1 |
1901 By: Detroit Bridge and Iron Works of Detroit, Michigan and Joseph Hobson | This landmark bridge is an extremely long multi-span example of a pin-connected truss bridge and includes an impressive swing span. | 
| ! |
Reece Bridge
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| 20 Mile Creek Road (RR-69) Over 20 Mile Creek | Lincoln: Niagara Region, Ontario | Concrete Rigid-Frame, Fixed | Main Spans: 2 | By: Unknown | This is an unusual two span rigid frame bridge. | 
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Third Welland Canal CN Railroad Bridge
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| Railroad (Canadian National) Over Third Welland Canal | Rural: Niagara Region, Ontario | Metal Rivet-Connected Polygonal Warren Through Truss, Movable: Swing (Center Pier) | Main Spans: 2 | By: Unknown | A rare camelback truss swing bridge still carries a lot of train traffic. | 
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