(1) Each structure in the ITOD zone situated along a primary street shall have a minimum habitable main floor depth of forty (40) feet along the entire frontage yard line exclusive of permitted yards and driveway approaches.

(2) Each structure in the ITOD zone situated along a secondary street shall have a minimum habitable main floor depth of thirty (30) feet along the entire frontage yard line exclusive of permitted yards and driveway approaches.

(3) For the purposes of this Section, primary streets are designated as Freedom Blvd. (200 West), 100 West, and 600 South. All other streets shall be designated as secondary streets.