By: Crispin Havener
chavener@cbs4qc.com
The nation's only interstate Saint Patrick's Day parade kicks off Saturday morning.
The St. Patrick's Society Grand Parade starts at 11:30 AM in Rock Island and continuing into Davenport.
There will be several road closures during the parade.
The Centennial Bridge will be shut down in both directions when the parade starts, the bridge is expected to re-open at 12:30 PM.
All roads along the route will also be closed during the parade.