Couldn't agree more with corporatejay, the infrastructure in MTL is horrible, I lived there for half my life. Even 20 years ago you could drive on the Champlain bridge and see the rebar exposed. Here is another bridge in MTL that is in trouble,
http://pontmercierbridge.ca/eng/category/closures-and-detours/
mykalberta, one would think that the cost should be primarily covered by the city and the province, but this is Quebec we are talking about, they are "special".
By the way just to add a tid bit of info on the Champlain bridge, it used to have a toll that you had to pay to cross it. I wonder whatever happened to that money? Just sayin'