Example of an after diet road: two through lanes, centre turn lane, bike lanes, usable sidewalks. Could be improved by adding trees to the boulevard.
If you are keen on reading more on putting “four lane” roads onto a two lane diet, start reading here: (note that some references take you to same key documents, but there are references to new sources at each of these)
There is lots more literature out there. Google “the conversion of four lanes”, or “road diets” to get started, and follow the links and citations in the articles. There are many many references to cold climate, snow climate, and Canadian city examples cited. And there are many studies on streets with a similar profile and even much higher traffic volumes than the section of Bronson north of Somerset.