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| 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 |
Ausable Road Bridge
| Ausable Road Over Ausable River | Rural: Middlesex County, Ontario | Metal Riveted Warren Pony Truss, Stationary | 1900 By: Hamilton Bridge Works | A lightweight pony truss bridge built by the Hamilton Bridge Works in the first decade of the 20th century. |
Barklay Boulevard Bridge
| Barklay Boulevard Over Sydenham River | Rural: Middlesex County, Ontario | Metal Riveted Warren Pony Truss, Stationary | 0 By: Unknown | An abandoned former trunkline pony truss bridge with poor deck condition. |
Blackfriars Street Bridge
| Blackfriars Street Over North Branch Thames River | London: Middlesex County, Ontario | Metal Bowstring Through Truss, Stationary | 1875 By: Wrought Iron Bridge Company of Canton, Ohio | Among the rarest and oldest bridges in Canada is this breathtaking iron bowstring truss which is the longest span of its kind remaining in all of North America! |
CR-74 Bridge
| CR-74 Over KH-401 | Rural: Middlesex County, Ontario | Concrete Rigid Frame, Stationary | 0 By: Unknown | One of a number of remaining attractive overpasses with good historic integrity. |
Dorchester Road Bridge
| Dorchester Road Over KH-401 | Rural: Middlesex County, Ontario | Concrete Rigid-Frame, Stationary | 0 By: Unknown | One of a number of remaining similar structures, this bridge is both old and unusual as an attractive expressway overpass. |
Elgin Road Bridge
| Dorchester Road Over KH-401 | Rural: Middlesex County, Ontario | Concrete Rigid-Frame, Stationary | 0 By: Unknown | One of a number of remaining similar structures, this bridge is both old and unusual as an attractive expressway overpass. |
Kensington Bridge
Dundas Street Bridge | Dundas Street Over South Branch Thames River | London: Middlesex County, Ontario | Metal Riveted Modified Warren Pony Truss, Stationary | 1930 By: Unknown | A beautiful three span example of a London pony truss with unusual truss configuration. |
Kerwood Road Bridge
| Kerwood Road Over Au Sable River | Rural: Middlesex County, Ontario | Metal Deck Girder, Stationary | 1964 By: Unknown | A large cantilevered deck plate girder built in the 1960s. |
King Street Bridge
| King Street Over South Branch Thames River | London: Middlesex County, Ontario | Metal Pinned Pratt Through Truss, Stationary | 1897 By: Unknown | A rare example of a pin connected through truss in Ontario; carries a storm sewer underneath. |
London North Branch Railroad Bridge
| Railroad (Canadian Pacific) Over North Branch Thames River | London: Middlesex County, Ontario | Metal Riveted Pratt Through Truss, Stationary | 0 By: Unknown | Multiple spans, multiple configurations, and one skewed span, make this a bridge both large and fun to explore. |
London South Branch Railroad Bridge
| Railroad (Canadian National) Over South Branch Thames River | London: Middlesex County, Ontario | Metal Pinned Pratt Combination Truss, Stationary | 1899 By: Unknown | This bridge is mostly a deck truss - but part of the trusses stick up above the deck making it a bit like a pony also. |
London Thames River Railroad Bridge
| Railroad (Canadian National) Over Thames River | London: Middlesex County, Ontario | Metal Riveted Warren Deck Truss, Stationary | 0 By: Unknown | Setting new standards for massive, this bridge has gargantuan members and connections. |
McAdam Road Bridge
| McAdam Road Over Ausable River | Rural: Middlesex County, Ontario | Metal Riveted Double-Intersection Warren Through Truss, Stationary | 0 By: Unknown | This breathtaking bridge, tucked away in old Lake Huron dunes displays a rare truss configuration. | ! |
Meadowlily Road Bridge
| Cameron Road Over South Branch Thames River | London: Middlesex County, Ontario | Metal Riveted Double-Intersection Warren Through Truss, Stationary | 0 By: Unknown | London's most secluded truss bridge, this doomed bridge is in poor condition, but is a beautiful structure. |
Napier Road Bridge
| Napier Road Over Sydenham River | Rural: Middlesex County, Ontario | Metal Riveted Warren Pony Truss, Stationary | 0 By: Unknown | This attractive pony truss is a pleasant suprise for anyone who decides to explore this road. |
River Road Bridge
| River Road Over Ausable River Cut | Rural: Middlesex County, Ontario | Metal Riveted Pratt Through Truss, Stationary | 0 By: Unknown | A beautiful Pratt through truss sits abandoned on old River Road alignment. |
Sarnia Road Bridge
| Sarnia Road Over Railroad (Canadian Pacific) | London: Middlesex County, Ontario | Metal Pinned Pratt Through Truss, Stationary | 0 By: Unknown | A short and unusual one-lane pin connected truss on a busy road adds interest to a roadway. |
Strathroy Bridge
Albert Street Bridge | Albert Street (CR-39) Over Sydenham River | Rural: Middlesex County, Ontario | Metal Riveted Polygonal Warren Pony Truss, Stationary | 0 By: Unknown | An attractive warren pony truss that retains original lattice guardrails. |
Thames Street Railroad Overpass
| Railroad (Canadian National) Over Thames Street | London: Middlesex County, Ontario | Stone Deck Arch, Stationary | 1889 By: Unknown | This is a nice stone arch bridge, that is among the oldest of London's bridges. |
Victoria Bridge
Ridout Street Bridge | Ridout Street Over South Branch Thames River | London: Middlesex County, Ontario | Metal Riveted Modified Warren Pony Truss, Stationary | 1926 By: Unknown | An attractive two-span pony truss with a visible skew. | ! |
Wellington Road Bridge
| Wellington Road Over KH-401 | London: Middlesex County, Ontario | Concrete Rigid-Frame, Stationary | 0 By: Unknown | A rare example of its design, the Ministry of Culture recognized this bridge as historic. |
Westminster Drive Bridge
| Westminster Drive Over KH-401 | London: Middlesex County, Ontario | Concrete Rigid-Frame, Stationary | 0 By: Unknown | An extremely unusual variation in Ontario's rigid-frame designs. |
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