February 17 2013: Construction of the bottom underground level of the One Bloor condo tower has made considerable progress … 

 … since I last photographed the site, back on December 5 2012

February 17 2013: A peek between the construction cranes at the northwest corner of the site

February 17 2013: Walls and support columns are gradually taking shape on the north side of the site at the base of one of the construction cranes