| 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 |
8th Concession Road Bridge
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 | 8th Concession Road Over Big Creek | Rural: Norfolk County, Ontario | Metal 5 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge is still open to traffic, but on a road no longer maintained and rarely used. | 
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Concession A Road Bridge
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| Concession A Road Over Big Creek | Rural: Norfolk County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge has been closed to traffic but would be worth rehabilitating and reopening for vehicular use. | 
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Hazen Road Bridge
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| Hazen Road Over Venison Creek | Rural: Norfolk County, Ontario | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This is a very short pony truss that has been abandoned, yet has preservation potential. | 
| ! |
Misner Dam Bridge
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 | Silver Lake Drive (Patterson Street, CR-5) Over Lynn River | Port Dover: Norfolk County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed and Approach Spans: Concrete T-Beam, Fixed | Main Spans: 1 | By: Unknown | This unusual bridge was built as an integral part of a dam, and has today been bypassed by a new bridge. | 
| ! |
Porter Bridge
Marburg Bridge |
| Marburg Road Over Black Creek | Rural: Norfolk County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This attractive heritage pony truss is at risk for replacement despite significant local support for preservation. | 
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St. Johns Road Bridge
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| St. Johns Road (Abandoned Alignment) Over Lynn River | Rural: Norfolk County, Ontario | Metal Deck Girder, Fixed | Main Spans: 1 | By: Unknown | This is an unusual example of a deck girder and floorbeam bridge with rolled i-beam girders. | 
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Troyer Road Bridge
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| Troyer Road Over Venison Creek | Rural: Norfolk County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This pony truss has been closed to traffic for some time and is today quite overgrown with vegetation. | 
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Windham 19 Road Bridge
Old Lasslette Road Bridge |
| Windham 19 Road (Old Lasslette Road) Over Big Creek | Rural: Norfolk County, Ontario | Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This is one of the few truss bridges in Norfolk County that remains open to vehicular traffic. | 
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