| 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. |
| 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 | Facility Carried / Feature Intersected | Location | Structure Type | Construction Date / Builder or Contractor | Description | Thumbnail |
Balls Bridge
| Little Lakes Road Over Maitland River | Rural: Huron County, Ontario | Metal Pinned Pratt Through Truss, Stationary | 1885 By: Unknown | One of the most beautiful and rarest bridges in Ontario is this two-span pin connected through truss whose fate is in question! | 
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Bayfield Bridge
| KH-21 Over Bayfield River | Bayfield: Huron County, Ontario | Metal Riveted Warren Deck Truss, Stationary | 0 By: Unknown | An attractive two-span deck truss with v-lacing hidden under an ugly deck. | 
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Erb Farm Bridge
| Private Farm Trail Over Local Creek/Drain | Rural: Huron County, Ontario | Metal Pinned Queenpost Pony Truss, Stationary | 0 By: Unknown | An extremely rare example of a Queenpost truss bridge in Ontario. | 
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