How many bridges cross Quebec's St Lawrence river?

I may be missing a couple of rail bridges but I think this is a pretty complete list. Note that I do include a few bridges at the mouth of the Ottawa River feeding into the St Lawrence River but do NOT include bridges over the Rivière des Prairies to the north of the Island of Montreal. read more

Note that I do include a few bridges at the mouth of the Ottawa River feeding into the St Lawrence River but do NOT include bridges over the Rivière des Prairies to the north of the Island of Montreal. read more

L Victoria Bridge was built as a one-track tubular bridge which opened in 1860, then rebuilt as a two-track truss bridge in 1898. The South Y approach was rebuilt around the Saint-Lambert locks of the St. Lawrence Seaway in 1961. M At the north end of Champlain Bridge, two spans, one north-south (aut. 15 and 20) and one east-west (aut. read more

“Technically the St Lawrence Seaway (correctly called the Great Lakes-St Lawrence Seaway) spans over 2500 Miles (4400 Kms) from the"Lakehead" at Thunder Bay, Ontario thru the Great Lakes, and down to the mouth of the St Lawrence River at the Gulf of the St Lawrence on the Atlantic Ocean. read more