Junction between Metra Milwaukee District North and West Lines and and Soo Kingsbury branch.
This tower housed a US&S Direct Wire CTC style panel, it was a 60" style C type. Two 30" style C cabinets were on either side but had only holes cut into them for CRT monitors showing other interlockings.
Metra had been attempting to close the tower for a few years and it finally closed November 1st at 09:00 Hours.