CB 121176: AN ORDINANCE relating to shared streets; adding a new Chapter 11.45 to the Seattle Municipal Code; adding new Sections 11.14.562 and 11.52.125 to the Seattle Municipal Code; amending Sections 11.40.090, 11.40.100, 11.40.120, 11.40.160, 11.40.220, 11.40.240, 11.44.040, 11.44.060, and 11.53.205 of the Seattle Municipal Code; and amending the title of Title 11, Subtitle I, Part 4 of the Seattle Municipal Code.