Based on the latest City counts, bike volumes are very similar between 2 St and 11 St SW.
Anecdotally as someone who uses both 2 St and 5 St regularly, 5 St south of 17 Ave has higher peak commuter bicycle traffic but 2 St is more...
That's a self-storage facility I believe. Here's the report from when the land went to Calgary Planning Commission for re-zoning
I believe you're referring to the Inglewood Sanitary trunk project, which is apparently nearing completion. https://www.calgary.ca/UEP/Water/Pages/construction-projects/Construction-projects-and-upgrades/Inglewood-Sanitary-Trunk-Project.aspx
Looks like the remainder of the 12 Ave SW cycle track through Sunalta is going ahead next spring. Final design info session is on Dec. 11.
It will be interesting to see how many cyclists from the NW decide to use this route into the Beltline instead of going...
The stop signs were recently funded by a local community group. Here's an article from back in June after it was debated at Council. https://calgaryherald.com/news/local-news/council-endorses-pitch-to-bring-bilingual-stop-signs-to-mission