| 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 | ! |
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. | 
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Humber Bridge
|
 | Humber Bridge Trail Over Humber River | Vaughan: York Region, Ontario | Concrete Rainbow Through Arch, Fixed |
Main Span Length: 64 ft Roadway Width: 11.2 ft Main Spans: 1 |
1918 By: Unknown and Frank Barber of Toronto, Ontario | This significant bridge is an unusually old example of its type in Ontario. | 
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Huntington Road Bridge
|
 | Huntington Road Over Humber River | Vaughan: York Region, Ontario | Concrete Rigid-Frame, Fixed | Main Spans: 1 | By: Unknown | This rigid frame bridge has an unusual railing design. | 
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