Road closures near the Liberty Memorial began as early as Tuesday morning ahead of this weekend's massive music festival at Penn Valley Park.
Rockfest runs all day Saturday. It is the biggest single-day rock concert in the United States.
Here is the breakdown of road closures and when they will be in effect.
Kessler Road between W. Pershing Road and Main (5/7-5/14, 8 a.m. - 5 p.m.)
West 29th Street between Penn Valley Drive and Wyandotte Street (5/7-5/14, 8 a.m. - 5 p.m.)
Main Street between West Pershing and West 27th (4 a.m. 5/11 - 1 a.m. 5/12)
Wyandotte Street between Memorial and West 31st (4 a.m. 5/11 - 1 a.m. 5/12)