During weekday rush hours between 7 a.m. and 9 a.m. and again between 4 p.m. and 6 p.m., the buses will have dedicated lanes. The right lanes on Division between 44th and Wealthy streets and on Monroe Avenue between Michigan and Fulton streets will be closed to other traffic, except for vehicles turning right and to prevent backups at a few large intersections.

Read more here: http://woodtv.com/2014/08/12/fines-for-silver-line-lane-and-fare-violations/